Software: Apache/2.2.3 (CentOS). PHP/5.1.6 uname -a: Linux mx-ll-110-164-51-230.static.3bb.co.th 2.6.18-194.el5PAE #1 SMP Fri Apr 2 15:37:44 uid=48(apache) gid=48(apache) groups=48(apache) Safe-mode: OFF (not secure) /var/www/html/phpMyAdmin/libraries/ drwxr-xr-x | |
| Viewing file: Select action/file-type: 1){ for ($k=0; $k < sizeof($is_key); $k++) { $trg_select_query .= $is_key[$k] . "='" . $source_result_set[$j][$is_key[$k]] . "'"; if ($k < (sizeof($is_key)-1)){ $trg_select_query .= " AND "; } } } $target_result_set = PMA_DBI_fetch_result($trg_select_query, null, null, $trg_link); if ($target_result_set) { // Fetch the row from the source server to do a comparison $src_select_query = "SELECT * FROM " . PMA_backquote($src_db) . "." . PMA_backquote($matching_table[$matching_table_index]) . " WHERE "; if (sizeof($is_key) == 1) { $src_select_query .= $is_key[0] . "='" . $source_result_set[$j] . "'"; } else if(sizeof($is_key) > 1){ for ($k=0; $k< sizeof($is_key); $k++) { $src_select_query .= $is_key[$k] . "='" . $source_result_set[$j][$is_key[$k]] . "'"; if ($k < (sizeof($is_key) - 1)){ $src_select_query .= " AND "; } } } $src_result_set = PMA_DBI_fetch_result($src_select_query, null, null, $src_link); /** * Comparing each corresponding field of the source and target matching rows. * Placing the primary key, value of primary key, field to be updated, and the * new value of field to be updated in each row of the update array. */ for ($m = 0; ($m < $fields_num[$matching_table_index]) && ($starting_index == 0) ; $m++) { if (isset($src_result_set[0][$fld[$m]])) { if (isset($target_result_set[0][$fld[$m]])) { if (($src_result_set[0][$fld[$m]] != $target_result_set[0][$fld[$m]]) && (! (in_array($fld[$m], $is_key)))) { if (sizeof($is_key) == 1) { if ($source_result_set[$j]) { $update_array[$matching_table_index][$update_row][$is_key[0]] = $source_result_set[$j]; } } elseif (sizeof($is_key) > 1) { for ($n=0; $n < sizeof($is_key); $n++) { if (isset($src_result_set[0][$is_key[$n]])) { $update_array[$matching_table_index][$update_row][$is_key[$n]] = $src_result_set[0][$is_key[$n]]; } } } $update_array[$matching_table_index][$update_row][$update_field] = $fld[$m]; $update_field++; if (isset($src_result_set[0][$fld[$m]])) { $update_array[$matching_table_index][$update_row][$update_field] = $src_result_set[0][$fld[$m]]; $update_field++; } $starting_index = $m; $update_row++; } } else { if (sizeof($is_key) == 1) { if ($source_result_set[$j]) { $update_array[$matching_table_index][$update_row][$is_key[0]] = $source_result_set[$j]; } } elseif (sizeof($is_key) > 1) { for ($n = 0; $n < sizeof($is_key); $n++) { if (isset($src_result_set[0][$is_key[$n]])) { $update_array[$matching_table_index][$update_row][$is_key[$n]] = $src_result_set[0][$is_key[$n]]; } } } $update_array[$matching_table_index][$update_row][$update_field] = $fld[$m]; $update_field++; if (isset($src_result_set[0][$fld[$m]])) { $update_array[$matching_table_index][$update_row][$update_field] = $src_result_set[0][$fld[$m]]; $update_field++; } $starting_index = $m; $update_row++; } } } for ($m = $starting_index + 1; $m < $fields_num[$matching_table_index] ; $m++) { if (isset($src_result_set[0][$fld[$m]])) { if (isset($target_result_set[0][$fld[$m]])) { if (($src_result_set[0][$fld[$m]] != $target_result_set[0][$fld[$m]]) && (!(in_array($fld[$m], $is_key)))) { $update_row--; $update_array[$matching_table_index][$update_row][$update_field] = $fld[$m]; $update_field++; if ($src_result_set[0][$fld[$m]]) { $update_array[$matching_table_index][$update_row][$update_field] = $src_result_set[0][$fld[$m]]; $update_field++; } $update_row++; } } else { $update_row--; $update_array[$matching_table_index][$update_row][$update_field] = $fld[$m]; $update_field++; if ($src_result_set[0][$fld[$m]]) { $update_array[$matching_table_index][$update_row][$update_field] = $src_result_set[0][$fld[$m]]; $update_field++; } $update_row++; } } } } else { /** * Placing the primary key, and the value of primary key of the row that is to be inserted in the target table */ if (sizeof($is_key) == 1) { if (isset($source_result_set[$j])) { $insert_array[$matching_table_index][$insert_row][$is_key[0]] = $source_result_set[$j]; } } elseif (sizeof($is_key) > 1) { for($l = 0; $l < sizeof($is_key); $l++) { if (isset($source_result_set[$j][$matching_tables_fields[$matching_table_index][$l]])) { $insert_array[$matching_table_index][$insert_row][$is_key[$l]] = $source_result_set[$j][$matching_tables_fields[$matching_table_index][$l]]; } } } $insert_row++; } } else { /** * Placing the primary key, and the value of primary key of the row that is to be inserted in the target table * This condition is met when there is an additional column in the source table */ if (sizeof($is_key) == 1) { if (isset($source_result_set[$j])) { $insert_array[$matching_table_index][$insert_row][$is_key[0]] = $source_result_set[$j]; } } elseif (sizeof($is_key) > 1) { for ($l = 0; $l < sizeof($is_key); $l++) { if (isset($source_result_set[$j][$matching_tables_fields[$matching_table_index][$l]])) { $insert_array[$matching_table_index][$insert_row][$is_key[$l]] = $source_result_set[$j][$matching_tables_fields[$matching_table_index][$l]]; } } } $insert_row++; } } // for loop ends } } /** * PMA_findDeleteRowsFromTargetTables finds the rows which are to be deleted from target table. * @uses sizeof() * @uses PMA_DBI_get_column_values() * @uses in_array() * * @param $delete_array array containing rows that are to be deleted * @param $matching_table array containing matching table names * @param $matching_table_index index of a table from $matching_table array * @param $trg_keys array of target table keys * @param $src_keys array of source table keys * @param $trg_db name of target database * @param $trg_link connection established with target server * @param $src_db name of source database * @param $src_link connection established with source server * */ function PMA_findDeleteRowsFromTargetTables(&$delete_array, $matching_table, $matching_table_index, $trg_keys, $src_keys, $trg_db, $trg_link,$src_db, $src_link) { if (isset($trg_keys[$matching_table_index])) { $target_key_values = PMA_DBI_get_column_values($trg_db, $matching_table[$matching_table_index], $trg_keys[$matching_table_index], $trg_link); $target_row_size = sizeof($target_key_values); } if (isset($src_keys[$matching_table_index])) { $source_key_values = PMA_DBI_get_column_values($src_db, $matching_table[$matching_table_index], $src_keys[$matching_table_index], $src_link); $source_size = sizeof($source_key_values); } $all_keys_match = 1; for ($a = 0; $a < sizeof($trg_keys[$matching_table_index]); $a++) { if (isset($trg_keys[$matching_table_index][$a])) { if (! (in_array($trg_keys[$matching_table_index][$a], $src_keys[$matching_table_index]))) { $all_keys_match = 0; } } } if (! ($all_keys_match)) { if (isset($target_key_values)) { $delete_array[$matching_table_index] = $target_key_values; } } if (isset($trg_keys[$matching_table_index])) { if ((sizeof($trg_keys[$matching_table_index]) == 1) && $all_keys_match) { $row = 0; if (isset($target_key_values)) { for ($i = 0; $i < sizeof($target_key_values); $i++) { if (! (in_array($target_key_values[$i], $source_key_values))) { $delete_array[$matching_table_index][$row] = $target_key_values[$i]; $row++; } } } } elseif ((sizeof($trg_keys[$matching_table_index]) > 1) && $all_keys_match) { $row = 0; if (isset($target_key_values)) { for ($i = 0; $i < sizeof($target_key_values); $i++) { $is_present = false; for ($j = 0; $j < sizeof($source_key_values) && ($is_present == false) ; $j++) { $check = true; for ($k = 0; $k < sizeof($trg_keys[$matching_table_index]); $k++) { if ($target_key_values[$i][$trg_keys[$matching_table_index][$k]] != $source_key_values[$j][$trg_keys[$matching_table_index][$k]]) { $check = false; } } if ($check) { $is_present = true; } } if (! ($is_present)) { for ($l = 0; $l < sizeof($trg_keys[$matching_table_index]); $l++) { $delete_array[$matching_table_index][$row][$trg_keys[$matching_table_index][$l]] = $target_key_values[$i][$trg_keys[$matching_table_index][$l]]; } $row++; } } } } } } /** * PMA_dataDiffInUncommonTables() finds the data difference in $source_tables_uncommon * @uses PMA_DBI_fetch_result() * * @param $source_tables_uncommon array of table names; containing table names that are in source db and not in target db * @param $src_db name of source database * @param $src_link connection established with source server * @param $index index of a table from $matching_table array * @param $row_count number of rows */ function PMA_dataDiffInUncommonTables($source_tables_uncommon, $src_db, $src_link, $index, &$row_count) { $query = "SELECT COUNT(*) FROM " . PMA_backquote($src_db) . "." . PMA_backquote($source_tables_uncommon[$index]); $rows = PMA_DBI_fetch_result($query, null, null, $src_link); $row_count[$index] = $rows[0]; } /** * PMA_updateTargetTables() sets the updated field values to target table rows using $update_array[$matching_table_index] * * @uses PMA_DBI_fetch_result() * @uses PMA_backquote() * * @param $table Array containing matching tables' names * @param $update_array A three dimensional array containing field * value updates required for each matching table * @param $src_db Name of source database * @param $trg_db Name of target database * @param $trg_link Connection established with target server * @param $matching_table_index index of matching table in matching_table_array * @param $display true/false value */ function PMA_updateTargetTables($table, $update_array, $src_db, $trg_db, $trg_link, $matching_table_index, $matching_table_keys, $display) { if (isset($update_array[$matching_table_index])) { if (sizeof($update_array[$matching_table_index])) { for ($update_row = 0; $update_row < sizeof($update_array[$matching_table_index]); $update_row++) { if (isset($update_array[$matching_table_index][$update_row])) { $update_fields_num = sizeof($update_array[$matching_table_index][$update_row])-sizeof($matching_table_keys[$matching_table_index]); if ($update_fields_num > 0) { $query = "UPDATE " . PMA_backquote($trg_db) . "." .PMA_backquote($table[$matching_table_index]) . " SET "; for ($update_field = 0; $update_field < $update_fields_num; $update_field = $update_field+2) { if (isset($update_array[$matching_table_index][$update_row][$update_field]) && isset($update_array[$matching_table_index][$update_row][$update_field+1])) { $query .= $update_array[$matching_table_index][$update_row][$update_field] . "='" . $update_array[$matching_table_index][$update_row][$update_field+1] . "'"; } if ($update_field < ($update_fields_num - 2)) { $query .= ", "; } } $query .= " WHERE "; if (isset($matching_table_keys[$matching_table_index])) { for ($key = 0; $key < sizeof($matching_table_keys[$matching_table_index]); $key++) { if (isset($matching_table_keys[$matching_table_index][$key])) { $query .= $matching_table_keys[$matching_table_index][$key] . "='" . $update_array[$matching_table_index][$update_row][$matching_table_keys[$matching_table_index][$key]] . "'"; } if ($key < (sizeof($matching_table_keys[$matching_table_index]) - 1)) { $query .= " AND "; } } } if ($display == true) { echo " " . $query . " "; } PMA_DBI_try_query($query, $trg_link, 0); } } } } } } /** * PMA_insertIntoTargetTable() inserts missing rows in the target table using $array_insert[$matching_table_index] * * @uses PMA_DBI_fetch_result() * @uses PMA_backquote() * * * @param $matching_table array containing matching table names * @param $src_db name of source database * @param $trg_db name of target database * @param $src_link connection established with source server * @param $trg_link connection established with target server * @param $table_fields array containing field names of a table * @param $array_insert * @param $matching_table_index index of matching table in matching_table_array * @param $matching_tables_keys array containing field names that are keys in the matching table * @param $source_columns array containing source column information * @param $add_column_array array containing column names that are to be added in target table * @param $criteria array containing criterias like type, null, collation, default etc * @param $target_tables_keys array containing field names that are keys in the target table * @param $uncommon_tables array containing table names that are present in source db but not in targt db * @param $uncommon_tables_fields array containing field names of the uncommon tables * @param $uncommon_cols column names that are present in target table and not in source table * @param $alter_str_array array containing column names that are to be altered * @param $source_indexes column names on which indexes are made in source table * @param $target_indexes column names on which indexes are made in target table * @param $add_indexes_array array containing column names on which index is to be added in target table * @param $alter_indexes_array array containing column names whose indexes are to be altered. Only index name and uniqueness of an index can be changed * @param $delete_array array containing rows that are to be deleted * @param $update_array array containing rows that are to be updated in target * @param $display true/false value * */ function PMA_insertIntoTargetTable($matching_table, $src_db, $trg_db, $src_link, $trg_link, $table_fields, &$array_insert, $matching_table_index, $matching_tables_keys, $source_columns, &$add_column_array, $criteria, $target_tables_keys, $uncommon_tables, &$uncommon_tables_fields,$uncommon_cols, &$alter_str_array,&$source_indexes, &$target_indexes, &$add_indexes_array, &$alter_indexes_array, &$delete_array, &$update_array, $display) { if(isset($array_insert[$matching_table_index])) { if (sizeof($array_insert[$matching_table_index])) { for ($insert_row = 0; $insert_row< sizeof($array_insert[$matching_table_index]); $insert_row++) { if (isset($array_insert[$matching_table_index][$insert_row][$matching_tables_keys[$matching_table_index][0]])) { $select_query = "SELECT * FROM " . PMA_backquote($src_db) . "." . PMA_backquote($matching_table[$matching_table_index]) . " WHERE "; for ($i = 0; $i < sizeof($matching_tables_keys[$matching_table_index]); $i++) { $select_query .= $matching_tables_keys[$matching_table_index][$i] . "='"; $select_query .= $array_insert[$matching_table_index][$insert_row][$matching_tables_keys[$matching_table_index][$i]] . "'" ; if ($i < (sizeof($matching_tables_keys[$matching_table_index]) - 1)) { $select_query.= " AND "; } } $select_query .= "; "; $result = PMA_DBI_fetch_result ($select_query, null, null, $src_link); $insert_query = "INSERT INTO " . PMA_backquote($trg_db) . "." . PMA_backquote($matching_table[$matching_table_index]) ." ("; for ($field_index = 0; $field_index < sizeof($table_fields[$matching_table_index]); $field_index++) { $insert_query .= $table_fields[$matching_table_index][$field_index]; $is_fk_query = "SELECT * FROM information_schema.KEY_COLUMN_USAGE WHERE TABLE_SCHEMA = '" . $trg_db ."' AND TABLE_NAME = '" . $matching_table[$matching_table_index]. "'AND COLUMN_NAME = '" . $table_fields[$matching_table_index][$field_index] . "' AND TABLE_NAME <> REFERENCED_TABLE_NAME;" ; $is_fk_result = PMA_DBI_fetch_result($is_fk_query, null, null, $trg_link); if (sizeof($is_fk_result) > 0) { for ($j = 0; $j < sizeof($is_fk_result); $j++) { $table_index = array_keys($matching_table, $is_fk_result[$j]['REFERENCED_TABLE_NAME']); if (isset($alter_str_array[$table_index[0]])) { PMA_alterTargetTableStructure($trg_db, $trg_link, $matching_tables, $source_columns, $alter_str_array, $matching_tables_fields, $criteria, $matching_tables_keys, $target_tables_keys, $table_index[0], $display); unset($alter_str_array[$table_index[0]]); } if (isset($uncommon_columns[$table_index[0]])) { PMA_removeColumnsFromTargetTable($trg_db, $trg_link, $matching_tables, $uncommon_columns, $table_index[0], $display); unset($uncommon_columns[$table_index[0]]); } if (isset($add_column_array[$table_index[0]])) { PMA_findDeleteRowsFromTargetTables($delete_array, $matching_tables, $table_index[0], $target_tables_keys, $matching_tables_keys, $trg_db, $trg_link, $src_db, $src_link); if (isset($delete_array[$table_index[0]])) { PMA_deleteFromTargetTable($trg_db, $trg_link, $matching_tables, $table_index[0], $target_tables_keys, $delete_array, $display); unset($delete_array[$table_index[0]]); } PMA_addColumnsInTargetTable($src_db, $trg_db, $src_link, $trg_link, $matching_tables, $source_columns, $add_column_array, $matching_tables_fields, $criteria, $matching_tables_keys, $target_tables_keys, $uncommon_tables,$uncommon_tables_fields, $table_index[0], $uncommon_cols, $display); unset($add_column_array[$table_index[0]]); } if (isset($add_indexes_array[$table_index[0]]) || isset($remove_indexes_array[$table_index[0]]) || isset($alter_indexes_array[$table_index[0]])) { PMA_applyIndexesDiff ($trg_db, $trg_link, $matching_tables, $source_indexes, $target_indexes, $add_indexes_array, $alter_indexes_array, $remove_indexes_array, $table_index[0], $display); unset($add_indexes_array[$table_index[0]]); unset($alter_indexes_array[$table_index[0]]); unset($remove_indexes_array[$table_index[0]]); } if (isset($update_array[$table_index[0]])) { PMA_updateTargetTables($matching_tables, $update_array, $src_db, $trg_db, $trg_link, $table_index[0], $matching_table_keys, $display); unset($update_array[$table_index[0]]); } if (isset($array_insert[$table_index[0]])) { PMA_insertIntoTargetTable($matching_table, $src_db, $trg_db, $src_link, $trg_link, $table_fields, $array_insert, $table_index[0], $matching_tables_keys, $source_columns, $add_column_array, $criteria, $target_tables_keys, $uncommon_tables, $uncommon_tables_fields, $uncommon_cols, $alter_str_array, $source_indexes, $target_indexes, $add_indexes_array, $alter_indexes_array, $delete_array, $update_array, $display); unset($array_insert[$table_index[0]]); } } } if ($field_index < sizeof($table_fields[$matching_table_index])-1) { $insert_query .= ", "; } } $insert_query .= ") VALUES("; if (sizeof($table_fields[$matching_table_index]) == 1) { $insert_query .= "'" . PMA_sqlAddslashes($result[0]) . "'"; } else { for ($field_index = 0; $field_index < sizeof($table_fields[$matching_table_index]); $field_index++) { if (isset($result[0][$table_fields[$matching_table_index][$field_index]])) { $insert_query .= "'" . PMA_sqlAddslashes($result[0][$table_fields[$matching_table_index][$field_index]]) . "'"; } else { $insert_query .= "'NULL'"; } if ($field_index < (sizeof($table_fields[$matching_table_index])) - 1) { $insert_query .= " ," ; } } } $insert_query .= ");"; if ($display == true) { PMA_displayQuery($insert_query); } PMA_DBI_try_query($insert_query, $trg_link, 0); } } } } } /** * PMA_createTargetTables() Create the missing table $uncommon_table in target database * * @uses PMA_DBI_get_fields() * @uses PMA_backquote() * @uses PMA_DBI_fetch_result() * * @param $src_db name of source database * @param $trg_db name of target database * @param $trg_link connection established with target server * @param $src_link connection established with source server * @param $uncommon_table name of table present in source but not in target * @param $table_index index of table in matching_table_array * @param $uncommon_tables_fields field names of the uncommon table * @param $display true/false value */ function PMA_createTargetTables($src_db, $trg_db, $src_link, $trg_link, &$uncommon_tables, $table_index, &$uncommon_tables_fields, $display) { if (isset($uncommon_tables[$table_index])) { $fields_result = PMA_DBI_get_fields($src_db, $uncommon_tables[$table_index], $src_link); $fields = array(); foreach ($fields_result as $each_field) { $field_name = $each_field['Field']; $fields[] = $field_name; } $uncommon_tables_fields[$table_index] = $fields; $Create_Query = PMA_DBI_fetch_value("SHOW CREATE TABLE " . PMA_backquote($src_db) . '.' . PMA_backquote($uncommon_tables[$table_index]), 0, 1, $src_link); // Replace the src table name with a `dbname`.`tablename` $Create_Table_Query = preg_replace('/' . PMA_backquote($uncommon_tables[$table_index]) . '/', PMA_backquote($trg_db) . '.' .PMA_backquote($uncommon_tables[$table_index]), $Create_Query, $limit = 1 ); $is_fk_query = "SELECT * FROM information_schema.KEY_COLUMN_USAGE WHERE TABLE_SCHEMA = '" . $src_db . "' AND TABLE_NAME = '" . $uncommon_tables[$table_index] . "' AND TABLE_NAME <> REFERENCED_TABLE_NAME;" ; $is_fk_result = PMA_DBI_fetch_result($is_fk_query, null, null, $src_link); if (sizeof($is_fk_result) > 0) { for ($j = 0; $j < sizeof($is_fk_result); $j++) { if (in_array($is_fk_result[$j]['REFERENCED_TABLE_NAME'], $uncommon_tables)) { $table_index = array_keys($uncommon_tables, $is_fk_result[$j]['REFERENCED_TABLE_NAME']); PMA_createTargetTables($src_db, $trg_db, $trg_link, $src_link, $uncommon_tables, $table_index[0], $uncommon_tables_fields, $display); unset($uncommon_tables[$table_index[0]]); } } } if ($display == true) { echo '' . $Create_Table_Query . ' '; } PMA_DBI_try_query($Create_Table_Query, $trg_link, 0); } } /** * PMA_populateTargetTables() inserts data into uncommon tables after they have been created * @uses PMA_DBI_fetch_result() * @uses PMA_backquote() * @uses sizeof() * @uses PMA_DBI_try_query() * * @param $src_db name of source database * @param $trg_db name of target database * @param $src_link connection established with source server * @param $trg_link connection established with target server * @param $uncommon_tables array containing uncommon table names (table names that are present in source but not in target db) * @param $table_index index of table in matching_table_array * @param $uncommon_tables_fields field names of the uncommon table * @param $display true/false value * * FIXME: This turns NULL values into '' (empty string) */ function PMA_populateTargetTables($src_db, $trg_db, $src_link, $trg_link, $uncommon_tables, $table_index, $uncommon_tables_fields, $display) { $display = false; // todo: maybe display some of the queries if they are not too numerous $unbuffered_result = PMA_DBI_try_query('SELECT * FROM ' . PMA_backquote($src_db) . '.' . PMA_backquote($uncommon_tables[$table_index]), $src_link, PMA_DBI_QUERY_UNBUFFERED); if (false !== $unbuffered_result) { $insert_query = 'INSERT INTO ' . PMA_backquote($trg_db) . '.' .PMA_backquote($uncommon_tables[$table_index]) . ' VALUES'; while ($one_row = PMA_DBI_fetch_row($unbuffered_result)) { $insert_query .= '('; $key_of_last_value = count($one_row) - 1; foreach($one_row as $key => $value) { $insert_query .= "'" . PMA_sqlAddslashes($value) . "'"; if ($key < $key_of_last_value) { $insert_query .= ","; } } $insert_query .= '),'; } $insert_query = substr($insert_query, 0, -1); $insert_query .= ';'; if ($display == true) { PMA_displayQuery($insert_query); } PMA_DBI_try_query($insert_query, $trg_link, 0); } } /** * PMA_deleteFromTargetTable() delete rows from target table * @uses sizeof() * @uses PMA_backquote() * @uses PMA_DBI_try_query() * * * @param $trg_db name of target database * @param $trg_link connection established with target server * @param $matching_tables array containing matching table names * @param $table_index index of table in matching_table_array * @param $target_table_keys primary key names of the target tables * @param $delete array array containing the key values of rows that are to be deleted * @param $display true/false value */ function PMA_deleteFromTargetTable($trg_db, $trg_link, $matching_tables, $table_index, $target_tables_keys, $delete_array, $display) { for($i = 0; $i < sizeof($delete_array[$table_index]); $i++) { if (isset($target_tables_keys[$table_index])) { $delete_query = 'DELETE FROM ' . PMA_backquote($trg_db) . '.' .PMA_backquote($matching_tables[$table_index]) . ' WHERE '; for($y = 0; $y < sizeof($target_tables_keys[$table_index]); $y++) { $delete_query .= $target_tables_keys[$table_index][$y] . " = '"; if (sizeof($target_tables_keys[$table_index]) == 1) { $delete_query .= $delete_array[$table_index][$i] . "'"; } elseif (sizeof($target_tables_keys[$table_index]) > 1) { $delete_query .= $delete_array[$table_index][$i][$target_tables_keys[$table_index][$y]] . "'"; } if ($y < (sizeof($target_tables_keys[$table_index]) - 1)) { $delete_query .= ' AND '; } $pk_query = "SELECT * FROM information_schema.KEY_COLUMN_USAGE WHERE REFERENCED_TABLE_SCHEMA = '" . $trg_db . "' AND REFERENCED_TABLE_NAME = '" . $matching_tables[$table_index]."' AND REFERENCED_COLUMN_NAME = '" . $target_tables_keys[$table_index][$y] . "' AND TABLE_NAME <> REFERENCED_TABLE_NAME;"; $pk_query_result = PMA_DBI_fetch_result($pk_query, null, null, $trg_link); $result_size = sizeof($pk_query_result); if ($result_size > 0) { for ($b = 0; $b < $result_size; $b++) { $drop_pk_query = "DELETE FROM " . PMA_backquote($pk_query_result[$b]['TABLE_SCHEMA']) . "." . PMA_backquote($pk_query_result[$b]['TABLE_NAME']) . " WHERE " . $pk_query_result[$b]['COLUMN_NAME'] . " = " . $target_tables_keys[$table_index][$y] . ";"; PMA_DBI_try_query($drop_pk_query, $trg_link, 0); } } } } if ($display == true) { echo '' . $delete_query . ' '; } PMA_DBI_try_query($delete_query, $trg_link, 0); } } /** * PMA_structureDiffInTables() Gets all the column information for source and target table. * Compare columns on their names. * If column exists in target then compare Type, Null, Collation, Key, Default and Comment for that column. * If column does not exist in target table then it is placed in $add_column_array. * If column exists in target table but criteria is different then it is palced in $alter_str_array. * If column does not exist in source table but is present in target table then it is placed in $uncommon_columns. * Keys for all the source tables that have a corresponding target table are placed in $matching_tables_keys. * Keys for all the target tables that have a corresponding source table are placed in $target_tables_keys. * * @uses PMA_DBI_get_columns_full() * @uses sizeof() * * @param $src_db name of source database * @param $trg_db name of target database * @param $src_link connection established with source server * @param $trg_link connection established with target server * @param $matching_tables array containing names of matching tables * @param $source_columns array containing columns information of the source tables * @param $target_columns array containing columns information of the target tables * @param $alter_str_array three dimensional associative array first index being the matching table index, second index being column name for which target * column have some criteria different and third index containing the criteria which is different. * @param $add_column_array two dimensional associative array, first index of the array contain the matching table number and second index contain the * column name which is to be added in the target table * @param $uncommon_columns array containing the columns that are present in the target table but not in the source table * @param $criteria array containing the criterias which are to be checked for field that is present in source table and target table * @param $target_tables_keys array containing the field names which is key in the target table * @param $matching_table_index integer number of the matching table * */ function PMA_structureDiffInTables($src_db, $trg_db, $src_link, $trg_link, $matching_tables, &$source_columns, &$target_columns, &$alter_str_array, &$add_column_array, &$uncommon_columns, $criteria, &$target_tables_keys, $matching_table_index) { //Gets column information for source and target table $source_columns[$matching_table_index] = PMA_DBI_get_columns_full($src_db, $matching_tables[$matching_table_index], null, $src_link); $target_columns[$matching_table_index] = PMA_DBI_get_columns_full($trg_db, $matching_tables[$matching_table_index], null, $trg_link); foreach ($source_columns[$matching_table_index] as $column_name => $each_column) { if (isset($target_columns[$matching_table_index][$column_name]['Field'])) { //If column exists in target table then matches criterias like type, null, collation, key, default, comment of the column for ($i = 0; $i < sizeof($criteria); $i++) { if ($source_columns[$matching_table_index][$column_name][$criteria[$i]] != $target_columns[$matching_table_index][$column_name][$criteria[$i]]) { if (($criteria[$i] == 'Default') && ($source_columns[$matching_table_index][$column_name][$criteria[$i]] == '' )) { $alter_str_array[$matching_table_index][$column_name][$criteria[$i]] = 'None'; } else { if (! (($criteria[$i] == 'Key') && (($source_columns[$matching_table_index][$column_name][$criteria[$i]] == 'MUL') || ($target_columns[$matching_table_index][$column_name][$criteria[$i]] == 'MUL') || ($source_columns[$matching_table_index][$column_name][$criteria[$i]] == 'UNI') || ($target_columns[$matching_table_index][$column_name][$criteria[$i]] == 'UNI')))) { $alter_str_array[$matching_table_index][$column_name][$criteria[$i]] = $source_columns[$matching_table_index][$column_name][$criteria[$i]]; } } } } } else { $add_column_array[$matching_table_index][$column_name]= $column_name; } } //Finds column names that are present in target table but not in source table foreach ($target_columns[$matching_table_index] as $fld_name => $each_column) { if (! (isset($source_columns[$matching_table_index][$fld_name]['Field']))) { $fields_uncommon[] = $fld_name; } if ($target_columns[$matching_table_index][$fld_name]['Key'] == 'PRI') { $keys[] = $fld_name; } } if (isset($fields_uncommon)) { $uncommon_columns[$matching_table_index] = $fields_uncommon; } if (isset($keys)) { $target_tables_keys[$matching_table_index] = $keys; } } /** * PMA_addColumnsInTargetTable() adds column that are present in source table but not in target table * @uses sizeof() * @uses in_array() * @uses array_keys() * @uses PMA_checkForeignKeys() * @uses PMA_createTargetTables() * @uses PMA_DBI_try_query() * @uses PMA_DBI_fetch_result() * * @param $src_db name of source database * @param $trg_db name of target database * @param $src_link connection established with source server * @param $trg_link connection established with target server * @param $matching_tables array containing names of matching tables * @param $source_columns array containing columns information of the source tables * @param $add_column_array array containing the names of the column(field) that are to be added in the target * @param $matching_tables_fields * @param $criteria array containing the criterias * @param $matching_tables_keys array containing the field names which is key in the source table * @param $target_tables_keys array containing the field names which is key in the target table * @param $uncommon_tables array containing the table names that are present in source db and not in target db * @param $uncommon_tables_fields array containing the names of the fields of the uncommon tables * @param $table_counter integer number of the matching table * @param $uncommon_cols * @param $display true/false value */ function PMA_addColumnsInTargetTable($src_db, $trg_db, $src_link, $trg_link, $matching_tables, $source_columns, &$add_column_array, $matching_tables_fields, $criteria, $matching_tables_keys, $target_tables_keys, $uncommon_tables, &$uncommon_tables_fields, $table_counter, $uncommon_cols, $display) { for ($i = 0; $i < sizeof($matching_tables_fields[$table_counter]); $i++) { if (isset($add_column_array[$table_counter][$matching_tables_fields[$table_counter][$i]])) { $query = "ALTER TABLE " . PMA_backquote($trg_db) . '.' . PMA_backquote($matching_tables[$table_counter]). " ADD COLUMN " . $add_column_array[$table_counter][$matching_tables_fields[$table_counter][$i]] . " " . $source_columns[$table_counter][$matching_tables_fields[$table_counter][$i]]['Type']; if($source_columns[$table_counter][$matching_tables_fields[$table_counter][$i]]['Null'] == 'NO') { $query .= ' Not Null '; } elseif ($source_columns[$table_counter][$matching_tables_fields[$table_counter][$i]]['Null'] == 'YES') { $query .= ' Null '; } if ($source_columns[$table_counter][$matching_tables_fields[$table_counter][$i]]['Collation'] != '') { $query .= ' COLLATE ' . $source_columns[$table_counter][$matching_tables_fields[$table_counter][$i]]['Collation']; } if ($source_columns[$table_counter][$matching_tables_fields[$table_counter][$i]]['Default'] != '') { $query .= " DEFAULT " . $source_columns[$table_counter][$matching_tables_fields[$table_counter][$i]]['Default']; } if ($source_columns[$table_counter][$matching_tables_fields[$table_counter][$i]]['Comment'] != '') { $query .= " COMMENT " . $source_columns[$table_counter][$matching_tables_fields[$table_counter][$i]]['Comment']; } if ($source_columns[$table_counter][$matching_tables_fields[$table_counter][$i]]['Key'] == 'PRI' ) { $trg_key_size = sizeof($target_tables_keys[$table_counter]); if ($trg_key_size) { $check = true; for ($a = 0; ($a < $trg_key_size) && ($check); $a++) { if (! (in_array($target_tables_keys[$table_counter], $uncommon_cols))) { $check = false; } } if (! $check) { $query .= " ,DROP PRIMARY KEY " ; } } $query .= " , ADD PRIMARY KEY ("; for ($t = 0; $t < sizeof($matching_tables_keys[$table_counter]); $t++) { $query .= $matching_tables_keys[$table_counter][$t]; if ($t < (sizeof($matching_tables_keys[$table_counter]) - 1)) { $query .= " , " ; } } $query .= ")"; } $query .= ";"; if ($display == true) { echo '' . $query . ' '; } PMA_DBI_try_query($query, $trg_link, 0); //Checks if column to be added is a foreign key or not $is_fk_query = "SELECT * FROM information_schema.KEY_COLUMN_USAGE WHERE TABLE_SCHEMA = '" . $trg_db . "' AND TABLE_NAME = '" . $matching_tables[$table_counter] . "' AND COLUMN_NAME ='" . $add_column_array[$table_counter][$matching_tables_fields[$table_counter][$i]] . "' AND TABLE_NAME <> REFERENCED_TABLE_NAME;"; $is_fk_result = PMA_DBI_fetch_result($is_fk_query, null, null, $src_link); //If column is a foreign key then it is checked that referenced table exist in target db. If referenced table does not exist in target db then //it is created first. if (isset($is_fk_result)) { if (in_array($is_fk_result[0]['REFERENCED_TABLE_NAME'], $uncommon_tables)) { $table_index = array_keys($uncommon_tables, $is_fk_result[0]['REFERENCED_TABLE_NAME']); PMA_checkForeignKeys($src_db, $src_link, $trg_db, $trg_link, $is_fk_result[0]['REFERENCED_TABLE_NAME'], $uncommon_tables, $uncommon_tables_fields); PMA_createTargetTables($src_db, $trg_db, $trg_link, $src_link, $uncommon_tables, $table_index[0], $uncommon_tables_fields); unset($uncommon_tables[$table_index[0]]); } $fk_query = "ALTER TABLE " . PMA_backquote($trg_db) . '.' . PMA_backquote($matching_tables[$table_counter]) . "ADD CONSTRAINT FOREIGN KEY " . $add_column_array[$table_counter][$matching_tables_fields[$table_counter][$i]] . " (" . $add_column_array[$table_counter][$matching_tables_fields[$table_counter][$i]] . ") REFERENCES " . PMA_backquote($trg_db) . '.' . PMA_backquote($is_fk_result[0]['REFERENCED_TABLE_NAME']) . " (" . $is_fk_result[0]['REFERENCED_COLUMN_NAME'] . ");"; PMA_DBI_try_query($fk_query, $trg_link, null); } } } } /** * PMA_checkForeignKeys() checks if the referenced table have foreign keys. * @uses sizeof() * @uses in_array() * @uses array_keys() * @uses PMA_checkForeignKeys() * uses PMA_createTargetTables() * * @param $src_db name of source database * @param $src_link connection established with source server * @param $trg_db name of target database * @param $trg_link connection established with target server * @param $referenced_table table whose column is a foreign key in another table * @param $uncommon_tables array containing names that are uncommon * @param $uncommon_tables_fields field names of the uncommon table * @param $display true/false value */ function PMA_checkForeignKeys($src_db, $src_link, $trg_db, $trg_link ,$referenced_table, &$uncommon_tables, &$uncommon_tables_fields, $display) { $is_fk_query = "SELECT * FROM information_schema.KEY_COLUMN_USAGE WHERE TABLE_SCHEMA = '" . $src_db . "' AND TABLE_NAME = '" . $referenced_table . "' AND TABLE_NAME <> REFERENCED_TABLE_NAME;"; $is_fk_result = PMA_DBI_fetch_result($is_fk_query, null, null, $src_link); if (sizeof($is_fk_result) > 0) { for ($j = 0; $j < sizeof($is_fk_result); $j++) { if (in_array($is_fk_result[$j]['REFERENCED_TABLE_NAME'], $uncommon_tables)) { $table_index = array_keys($uncommon_tables, $is_fk_result[$j]['REFERENCED_TABLE_NAME']); PMA_checkForeignKeys($src_db, $src_link, $trg_db, $trg_link, $is_fk_result[$j]['REFERENCED_TABLE_NAME'], $uncommon_tables, $uncommon_tables_fields, $display); PMA_createTargetTables($src_db, $trg_db, $trg_link, $src_link, $uncommon_tables, $table_index[0], $uncommon_tables_fields, $display); unset($uncommon_tables[$table_index[0]]); } } } } /** * PMA_alterTargetTableStructure() alters structure of the target table using $alter_str_array * @uses sizeof() * @uses PMA_DBI_fetch_result() * @uses is_string() * @uses is_numeric() * @uses PMA_DBI_try_query() * * * @param $trg_db name of target database * @param $trg_link connection established with target server * @param $matching_tables array containing names of matching tables * @param $source_columns array containing columns information of the source table * @param $alter_str_array array containing the column name and criteria which is to be altered for the targert table * @param $matching_tables_fields array containing the name of the fields for the matching table * @param $criteria array containing the criterias * @param $matching_tables_keys array containing the field names which is key in the source table * @param $target_tables_keys array containing the field names which is key in the target table * @param $matching_table_index integer number of the matching table * @param $display true/false value */ function PMA_alterTargetTableStructure($trg_db, $trg_link, $matching_tables, &$source_columns, &$alter_str_array, $matching_tables_fields, $criteria, &$matching_tables_keys, &$target_tables_keys, $matching_table_index, $display) { $check = true; $sql_query = ''; $found = false; //Checks if the criteria to be altered is primary key for ($v = 0; $v < sizeof($matching_tables_fields[$matching_table_index]); $v++) { if (isset($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$v]]['Key'])) { if ($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$v]]['Key'] == 'PRI' ) { $check = false; } } } $pri_query; if (! $check) { $pri_query = "ALTER TABLE " . PMA_backquote($trg_db) . '.' . PMA_backquote($matching_tables[$matching_table_index]); if (sizeof($target_tables_keys[$matching_table_index]) > 0) { $pri_query .= " DROP PRIMARY KEY ," ; } $pri_query .= " ADD PRIMARY KEY ("; for ($z = 0; $z < sizeof($matching_tables_keys[$matching_table_index]); $z++) { $pri_query .= $matching_tables_keys[$matching_table_index][$z]; if ($z < (sizeof($matching_tables_keys[$matching_table_index]) - 1)) { $pri_query .= " , " ; } } $pri_query .= ");"; } if (isset($pri_query)) { if ($display == true) { echo '' . $pri_query . ' '; } PMA_DBI_try_query($pri_query, $trg_link, 0); } for ($t = 0; $t < sizeof($matching_tables_fields[$matching_table_index]); $t++) { if ((isset($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]])) && (sizeof($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]]) > 0)) { $sql_query = 'ALTER TABLE ' . PMA_backquote($trg_db) . '.' . PMA_backquote($matching_tables[$matching_table_index]) . ' MODIFY ' . $matching_tables_fields[$matching_table_index][$t] . ' ' . $source_columns[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]]['Type']; $found = false; for ($i = 0; $i < sizeof($criteria); $i++) { if (isset($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i]]) && $criteria[$i] != 'Key') { $found = true; if (($criteria[$i] == 'Type') && (! isset($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i+1]]))) { if ($source_columns[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i + 1]] == 'NO') { $sql_query .= " Not Null" ; } elseif ($source_columns[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i + 1]] == 'YES') { $sql_query .= " Null" ; } } if (($criteria[$i] == 'Null') && ( $alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i]] == 'NO')) { $sql_query .= " Not Null " ; } elseif (($criteria[$i] == 'Null') && ($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i]] == 'YES')) { $sql_query .= " Null " ; } if ($criteria[$i] == 'Collation') { if( !(isset($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[2]]))) { $sql_query .= " Not Null " ; } $sql_query .= " COLLATE " . $alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i]] ; } if (($criteria[$i] == 'Default') && ($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i]] == 'None')) { if( !(isset($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[2]]))) { $sql_query .= " Not Null " ; } } elseif($criteria[$i] == 'Default') { if(! (isset($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[2]]))) { $sql_query .= " Not Null " ; } if (is_string($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i]])) { if ($source_columns[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]]['Type'] != 'timestamp') { $sql_query .= " DEFAULT '" . $alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i]] . "'"; } elseif($source_columns[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]]['Type'] == 'timestamp') { $sql_query .= " DEFAULT " . $alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i]]; } } elseif (is_numeric($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i]])) { $sql_query .= " DEFAULT " . $alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i]]; } } if ($criteria[$i] == 'Comment') { if( !(isset($alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[2]]))) { $sql_query .= " Not Null " ; } $sql_query .= " COMMENT '" . $alter_str_array[$matching_table_index][$matching_tables_fields[$matching_table_index][$t]][$criteria[$i]] . "'" ; } } } } $sql_query .= ";"; if ($found) { if ($display == true) { echo '' . $sql_query . ' '; } PMA_DBI_try_query($sql_query, $trg_link, 0); } } $check = false; $query = "ALTER TABLE " . PMA_backquote($trg_db) . '.' . PMA_backquote($matching_tables[$matching_table_index]); for($p = 0; $p < sizeof($matching_tables_keys[$matching_table_index]); $p++) { if ((isset($alter_str_array[$matching_table_index][$matching_tables_keys[$matching_table_index][$p]]['Key']))) { $check = true; $query .= ' MODIFY ' . $matching_tables_keys[$matching_table_index][$p] . ' ' . $source_columns[$matching_table_index][$matching_tables_fields[$matching_table_index][$p]]['Type'] . ' Not Null '; if ($p < (sizeof($matching_tables_keys[$matching_table_index]) - 1)) { $query .= ', '; } } } if ($check) { if ($display == true) { echo '' . $query . ' '; } PMA_DBI_try_query($query, $trg_link, 0); } } /** * PMA_removeColumnsFromTargetTable() removes the columns which are present in target table but not in source table. * @uses sizeof() * @uses PMA_DBI_try_query() * @uses PMA_DBI_fetch_result() * * @param $trg_db name of target database * @param $trg_link connection established with target server * @param $matching_tables array containing names of matching tables * @param $uncommon_columns array containing the names of the column which are to be dropped from the target table * @param $table_counter index of the matching table as in $matchiing_tables array * @param $display true/false value */ function PMA_removeColumnsFromTargetTable($trg_db, $trg_link, $matching_tables, $uncommon_columns, $table_counter, $display) { if (isset($uncommon_columns[$table_counter])) { $drop_query = "ALTER TABLE " . PMA_backquote($trg_db) . "." . PMA_backquote($matching_tables[$table_counter]); for ($a = 0; $a < sizeof($uncommon_columns[$table_counter]); $a++) { //Checks if column to be removed is a foreign key in any table $pk_query = "SELECT * FROM information_schema.KEY_COLUMN_USAGE WHERE REFERENCED_TABLE_SCHEMA = '" . $trg_db . "' AND REFERENCED_TABLE_NAME = '" . $matching_tables[$table_counter]."' AND REFERENCED_COLUMN_NAME = '" . $uncommon_columns[$table_counter][$a] . "' AND TABLE_NAME <> REFERENCED_TABLE_NAME;"; $pk_query_result = PMA_DBI_fetch_result($pk_query, null, null, $trg_link); $result_size = sizeof($pk_query_result); if ($result_size > 0) { for ($b = 0; $b < $result_size; $b++) { $drop_pk_query = "ALTER TABLE " . PMA_backquote($pk_query_result[$b]['TABLE_SCHEMA']) . "." . PMA_backquote($pk_query_result[$b]['TABLE_NAME']) . " DROP FOREIGN KEY " . $pk_query_result[$b]['CONSTRAINT_NAME'] . ", DROP COLUMN " . $pk_query_result[$b]['COLUMN_NAME'] . ";"; PMA_DBI_try_query($drop_pk_query, $trg_link, 0); } } $query = "SELECT * FROM information_schema.KEY_COLUMN_USAGE WHERE TABLE_SCHEMA = '" . $trg_db . "' AND TABLE_NAME = '" . $matching_tables[$table_counter]. "' AND COLUMN_NAME = '" . $uncommon_columns[$table_counter][$a] . "' AND TABLE_NAME <> REFERENCED_TABLE_NAME;"; $result = PMA_DBI_fetch_result($query, null, null, $trg_link); if (sizeof($result) > 0) { $drop_query .= " DROP FOREIGN KEY " . $result[0]['CONSTRAINT_NAME'] . ","; } $drop_query .= " DROP COLUMN " . $uncommon_columns[$table_counter][$a]; if ($a < (sizeof($uncommon_columns[$table_counter]) - 1)) { $drop_query .= " , " ; } } $drop_query .= ";" ; if ($display == true) { echo '' . $drop_query . ' '; } PMA_DBI_try_query($drop_query, $trg_link, 0); } } /** * PMA_indexesDiffInTables() compares the source table indexes with target table indexes and keep the indexes to be added in target table in $add_indexes_array * indexes to be altered in $alter_indexes_array and indexes to be removed from target table in $remove_indexes_array. * Only keyname and uniqueness characteristic of the indexes are altered. * @uses sizeof() * @uses PMA_DBI_get_table_indexes() * * @param $src_db name of source database * @param $trg_db name of target database * @param $src_link connection established with source server * @param $trg_link connection established with target server * @param $matching_tables array containing the matching tables name * @param $source_indexes array containing the indexes of the source table * @param $target_indexes array containing the indexes of the target table * @param $add_indexes_array array containing the name of the column on which the index is to be added in the target table * @param $alter_indexes_array array containing the key name which needs to be altered * @param $remove_indexes_array array containing the key name of the index which is to be removed from the target table * @param $table_counter number of the matching table */ function PMA_indexesDiffInTables($src_db, $trg_db, $src_link, $trg_link, $matching_tables, &$source_indexes, &$target_indexes, &$add_indexes_array, &$alter_indexes_array, &$remove_indexes_array, $table_counter) { //Gets indexes information for source and target table $source_indexes[$table_counter] = PMA_DBI_get_table_indexes($src_db, $matching_tables[$table_counter],$src_link); $target_indexes[$table_counter] = PMA_DBI_get_table_indexes($trg_db, $matching_tables[$table_counter],$trg_link); for ($a = 0; $a < sizeof($source_indexes[$table_counter]); $a++) { $found = false; $z = 0; //Compares key name and non_unique characteristic of source indexes with target indexes /* * @todo compare the length of each sub part */ while (($z <= sizeof($target_indexes[$table_counter])) && ($found == false)) { if (isset($source_indexes[$table_counter][$a]) && isset($target_indexes[$table_counter][$z]) && $source_indexes[$table_counter][$a]['Key_name'] == $target_indexes[$table_counter][$z]['Key_name']) { $found = true; if (($source_indexes[$table_counter][$a]['Column_name'] != $target_indexes[$table_counter][$z]['Column_name']) || ($source_indexes[$table_counter][$a]['Non_unique'] != $target_indexes[$table_counter][$z]['Non_unique'])) { if (! (($source_indexes[$table_counter][$a]['Key_name'] == "PRIMARY") || ($target_indexes[$table_counter][$z]['Key_name'] == 'PRIMARY'))) { $alter_indexes_array[$table_counter][] = $source_indexes[$table_counter][$a]['Key_name']; } } } $z++; } if ($found === false) { if(! ($source_indexes[$table_counter][$a]['Key_name'] == 'PRIMARY')) { $add_indexes_array [$table_counter][] = $source_indexes[$table_counter][$a]['Column_name']; } } } //Finds indexes that exist on target table but not on source table for ($b = 0; $b < sizeof($target_indexes[$table_counter]); $b++) { $found = false; $c = 0; while (($c <= sizeof($source_indexes[$table_counter])) && ($found == false)) { if ($target_indexes[$table_counter][$b]['Column_name'] == $source_indexes[$table_counter][$c]['Column_name']) { $found = true; } $c++; } if ($found === false) { $remove_indexes_array[$table_counter][] = $target_indexes[$table_counter][$b]['Key_name']; } } } /** * PMA_applyIndexesDiff() create indexes, alters indexes and remove indexes. * @uses sizeof() * @uses PMA_DBI_try_query() * * @param $trg_db name of target database * @param $trg_link connection established with target server * @param $matching_tables array containing the matching tables name * @param $source_indexes array containing the indexes of the source table * @param $target_indexes array containing the indexes of the target table * @param $add_indexes_array array containing the column names on which indexes are to be created in target table * @param $alter_indexes_array array containing the column names for which indexes are to be altered * @param $remove_indexes_array array containing the key name of the indexes which are to be removed from the target table * @param $table_counter number of the matching table * @param $display true/false value */ function PMA_applyIndexesDiff ($trg_db, $trg_link, $matching_tables, $source_indexes, $target_indexes, $add_indexes_array, $alter_indexes_array, $remove_indexes_array, $table_counter, $display) { //Adds indexes on target table if (isset($add_indexes_array[$table_counter])) { $sql = "ALTER TABLE " . PMA_backquote($trg_db) . "." . PMA_backquote($matching_tables[$table_counter]) . " ADD" ; for ($a = 0; $a < sizeof($source_indexes[$table_counter]); $a++) { if (isset($add_indexes_array[$table_counter][$a])) { for ($b = 0; $b < sizeof($source_indexes[$table_counter]); $b++) { if ($source_indexes[$table_counter][$b]['Column_name'] == $add_indexes_array[$table_counter][$a]) { if ($source_indexes[$table_counter][$b]['Non_unique'] == '0') { $sql .= " UNIQUE "; } $sql .= " INDEX " . $source_indexes[$table_counter][$b]['Key_name'] . " (" . $add_indexes_array[$table_counter][$a] . " );"; if ($display == true) { echo '' . $sql . ' '; } PMA_DBI_try_query($sql, $trg_link, 0); } } } } } //Alter indexes of target table if (isset($alter_indexes_array[$table_counter])) { $query = "ALTER TABLE " . PMA_backquote($trg_db) . "." . PMA_backquote($matching_tables[$table_counter]); for ($a = 0; $a < sizeof($alter_indexes_array[$table_counter]); $a++) { if (isset($alter_indexes_array[$table_counter][$a])) { $query .= ' DROP INDEX ' . PMA_backquote($alter_indexes_array[$table_counter][$a]) . " , ADD "; $got_first_index_column = false; for ($z = 0; $z < sizeof($source_indexes[$table_counter]); $z++) { if ($source_indexes[$table_counter][$z]['Key_name'] == $alter_indexes_array[$table_counter][$a]) { if (! $got_first_index_column) { if ($source_indexes[$table_counter][$z]['Non_unique'] == '0') { $query .= " UNIQUE "; } $query .= " INDEX " . PMA_backquote($source_indexes[$table_counter][$z]['Key_name']) . " (" . PMA_backquote($source_indexes[$table_counter][$z]['Column_name']); $got_first_index_column = true; } else { // another column for this index $query .= ', ' . PMA_backquote($source_indexes[$table_counter][$z]['Column_name']); } } } $query .= " )"; } } if ($display == true) { echo '' . $query . ' '; } PMA_DBI_try_query($query, $trg_link, 0); } //Removes indexes from target table if (isset($remove_indexes_array[$table_counter])) { $drop_index_query = "ALTER TABLE " . PMA_backquote($trg_db) . "." . PMA_backquote($matching_tables[$table_counter]); for ($a = 0; $a < sizeof($target_indexes[$table_counter]); $a++) { if (isset($remove_indexes_array[$table_counter][$a])) { $drop_index_query .= " DROP INDEX " . $remove_indexes_array[$table_counter][$a]; } if ($a < (sizeof($remove_indexes_array[$table_counter]) - 1)) { $drop_index_query .= " , " ; } } $drop_index_query .= " ; " ; if ($display == true) { echo '' . $drop_index_query . ' '; } PMA_DBI_try_query($drop_index_query, $trg_link, 0); } } /** * PMA_displayQuery() displays a query, taking the maximum display size * into account * @uses $GLOBALS['cfg']['MaxCharactersInDisplayedSQL'] * * @param $query the query to display */ function PMA_displayQuery($query) { if (strlen($query) > $GLOBALS['cfg']['MaxCharactersInDisplayedSQL']) { $query = substr($query, 0, $GLOBALS['cfg']['MaxCharactersInDisplayedSQL']) . '[...]'; } echo '' . htmlspecialchars($query) . ' '; } /** * PMA_syncDisplayHeaderSource() shows the header for source database * @uses $_SESSION['src_type'] * @uses $_SESSION['src_server']['host'] * * @param string $src_db source db name */ function PMA_syncDisplayHeaderSource($src_db) { echo ' ';
echo '
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