/pma/libraries/database_interface.lib.php
PHP | 1342 lines | 765 code | 117 blank | 460 comment | 148 complexity | 719768d29b4715239f37461e9bdb8c32 MD5 | raw file
Possible License(s): Apache-2.0, BSD-3-Clause, GPL-2.0, LGPL-2.1
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- <?php
- /* vim: set expandtab sw=4 ts=4 sts=4: */
- /**
- * Common Option Constants For DBI Functions
- *
- * @version $Id: database_interface.lib.php 12393 2009-05-06 08:30:27Z helmo $
- * @package phpMyAdmin
- */
- if (! defined('PHPMYADMIN')) {
- exit;
- }
- /**
- *
- */
- // PMA_DBI_try_query()
- define('PMA_DBI_QUERY_STORE', 1); // Force STORE_RESULT method, ignored by classic MySQL.
- define('PMA_DBI_QUERY_UNBUFFERED', 2); // Do not read whole query
- // PMA_DBI_get_variable()
- define('PMA_DBI_GETVAR_SESSION', 1);
- define('PMA_DBI_GETVAR_GLOBAL', 2);
- /**
- * Checks one of the mysql extensions
- *
- * @param string $extension mysql extension to check
- */
- function PMA_DBI_checkMysqlExtension($extension = 'mysql') {
- if (! function_exists($extension . '_connect')) {
- return false;
- }
- return true;
- }
- /**
- * check for requested extension
- */
- if (! PMA_DBI_checkMysqlExtension($GLOBALS['cfg']['Server']['extension'])) {
- // if it fails try alternative extension ...
- // and display an error ...
- /**
- * @todo add different messages for alternative extension
- * and complete fail (no alternative extension too)
- */
- $error =
- sprintf(PMA_sanitize($GLOBALS['strCantLoad']),
- $GLOBALS['cfg']['Server']['extension'])
- .' - <a href="./Documentation.html#faqmysql" target="documentation">'
- .$GLOBALS['strDocu'] . '</a>';
- trigger_error($error, E_USER_ERROR);
- if ($GLOBALS['cfg']['Server']['extension'] === 'mysql') {
- $alternativ_extension = 'mysqli';
- } else {
- $alternativ_extension = 'mysql';
- }
- if (! PMA_DBI_checkMysqlExtension($alternativ_extension)) {
- // if alternative fails too ...
- PMA_fatalError(
- sprintf($GLOBALS['strCantLoad'],
- $GLOBALS['cfg']['Server']['extension'])
- . ' - [a@./Documentation.html#faqmysql@documentation]'
- . $GLOBALS['strDocu'] . '[/a]');
- }
- $GLOBALS['cfg']['Server']['extension'] = $alternativ_extension;
- unset($alternativ_extension);
- }
- /**
- * Including The DBI Plugin
- */
- require_once './libraries/dbi/' . $GLOBALS['cfg']['Server']['extension'] . '.dbi.lib.php';
- /**
- * Common Functions
- */
- function PMA_DBI_query($query, $link = null, $options = 0) {
- $res = PMA_DBI_try_query($query, $link, $options)
- or PMA_mysqlDie(PMA_DBI_getError($link), $query);
- return $res;
- }
- /**
- * converts charset of a mysql message, usually coming from mysql_error(),
- * into PMA charset, usally UTF-8
- * uses language to charset mapping from mysql/share/errmsg.txt
- * and charset names to ISO charset from information_schema.CHARACTER_SETS
- *
- * @uses $GLOBALS['cfg']['IconvExtraParams']
- * @uses $GLOBALS['charset'] as target charset
- * @uses PMA_DBI_fetch_value() to get server_language
- * @uses preg_match() to filter server_language
- * @uses in_array()
- * @uses function_exists() to check for a convert function
- * @uses iconv() to convert message
- * @uses libiconv() to convert message
- * @uses recode_string() to convert message
- * @uses mb_convert_encoding() to convert message
- * @param string $message
- * @return string $message
- */
- function PMA_DBI_convert_message($message) {
- // latin always last!
- $encodings = array(
- 'japanese' => 'EUC-JP', //'ujis',
- 'japanese-sjis' => 'Shift-JIS', //'sjis',
- 'korean' => 'EUC-KR', //'euckr',
- 'russian' => 'KOI8-R', //'koi8r',
- 'ukrainian' => 'KOI8-U', //'koi8u',
- 'greek' => 'ISO-8859-7', //'greek',
- 'serbian' => 'CP1250', //'cp1250',
- 'estonian' => 'ISO-8859-13', //'latin7',
- 'slovak' => 'ISO-8859-2', //'latin2',
- 'czech' => 'ISO-8859-2', //'latin2',
- 'hungarian' => 'ISO-8859-2', //'latin2',
- 'polish' => 'ISO-8859-2', //'latin2',
- 'romanian' => 'ISO-8859-2', //'latin2',
- 'spanish' => 'CP1252', //'latin1',
- 'swedish' => 'CP1252', //'latin1',
- 'italian' => 'CP1252', //'latin1',
- 'norwegian-ny' => 'CP1252', //'latin1',
- 'norwegian' => 'CP1252', //'latin1',
- 'portuguese' => 'CP1252', //'latin1',
- 'danish' => 'CP1252', //'latin1',
- 'dutch' => 'CP1252', //'latin1',
- 'english' => 'CP1252', //'latin1',
- 'french' => 'CP1252', //'latin1',
- 'german' => 'CP1252', //'latin1',
- );
- if ($server_language = PMA_DBI_fetch_value('SHOW VARIABLES LIKE \'language\';', 0, 1)) {
- $found = array();
- if (preg_match('&(?:\\\|\\/)([^\\\\\/]*)(?:\\\|\\/)$&i', $server_language, $found)) {
- $server_language = $found[1];
- }
- }
- if (! empty($server_language) && isset($encodings[$server_language])) {
- if (function_exists('iconv')) {
- if ((@stristr(PHP_OS, 'AIX')) && (@strcasecmp(ICONV_IMPL, 'unknown') == 0) && (@strcasecmp(ICONV_VERSION, 'unknown') == 0)) {
- require_once './libraries/iconv_wrapper.lib.php';
- $message = PMA_aix_iconv_wrapper($encodings[$server_language],
- $GLOBALS['charset'] . $GLOBALS['cfg']['IconvExtraParams'], $message);
- } else {
- $message = iconv($encodings[$server_language],
- $GLOBALS['charset'] . $GLOBALS['cfg']['IconvExtraParams'], $message);
- }
- } elseif (function_exists('recode_string')) {
- $message = recode_string($encodings[$server_language] . '..' . $GLOBALS['charset'],
- $message);
- } elseif (function_exists('libiconv')) {
- $message = libiconv($encodings[$server_language], $GLOBALS['charset'], $message);
- } elseif (function_exists('mb_convert_encoding')) {
- // do not try unsupported charsets
- if (! in_array($server_language, array('ukrainian', 'greek', 'serbian'))) {
- $message = mb_convert_encoding($message, $GLOBALS['charset'],
- $encodings[$server_language]);
- }
- }
- } else {
- /**
- * @todo lang not found, try all, what TODO ?
- */
- }
- return $message;
- }
- /**
- * returns array with table names for given db
- *
- * @param string $database name of database
- * @param mixed $link mysql link resource|object
- * @return array tables names
- */
- function PMA_DBI_get_tables($database, $link = null)
- {
- return PMA_DBI_fetch_result('SHOW TABLES FROM ' . PMA_backquote($database) . ';',
- null, 0, $link, PMA_DBI_QUERY_STORE);
- }
- /**
- * usort comparison callback
- *
- * @param string $a first argument to sort
- * @param string $b second argument to sort
- *
- * @return integer a value representing whether $a should be before $b in the
- * sorted array or not
- *
- * @global string the column the array shall be sorted by
- * @global string the sorting order ('ASC' or 'DESC')
- *
- * @access private
- */
- function PMA_usort_comparison_callback($a, $b)
- {
- if ($GLOBALS['cfg']['NaturalOrder']) {
- $sorter = 'strnatcasecmp';
- } else {
- $sorter = 'strcasecmp';
- }
- // produces f.e.:
- // return -1 * strnatcasecmp($a["SCHEMA_TABLES"], $b["SCHEMA_TABLES"])
- return ($GLOBALS['callback_sort_order'] == 'ASC' ? 1 : -1) * $sorter($a[$GLOBALS['callback_sort_by']], $b[$GLOBALS['callback_sort_by']]);
- } // end of the 'PMA_usort_comparison_callback()' function
- /**
- * returns array of all tables in given db or dbs
- * this function expects unquoted names:
- * RIGHT: my_database
- * WRONG: `my_database`
- * WRONG: my\_database
- * if $tbl_is_group is true, $table is used as filter for table names
- * if $tbl_is_group is 'comment, $table is used as filter for table comments
- *
- * <code>
- * PMA_DBI_get_tables_full('my_database');
- * PMA_DBI_get_tables_full('my_database', 'my_table'));
- * PMA_DBI_get_tables_full('my_database', 'my_tables_', true));
- * PMA_DBI_get_tables_full('my_database', 'my_tables_', 'comment'));
- * </code>
- *
- * @todo move into PMA_Table
- * @uses PMA_DBI_fetch_result()
- * @uses PMA_escape_mysql_wildcards()
- * @uses PMA_backquote()
- * @uses is_array()
- * @uses addslashes()
- * @uses strpos()
- * @uses strtoupper()
- * @param string $databases database
- * @param string $table table
- * @param boolean|string $tbl_is_group $table is a table group
- * @param resource $link mysql link
- * @param integer $limit_offset zero-based offset for the count
- * @param boolean|integer $limit_count number of tables to return
- * @param string $sort_by table attribute to sort by
- * @param string $sort_order direction to sort (ASC or DESC)
- * @return array list of tables in given db(s)
- */
- function PMA_DBI_get_tables_full($database, $table = false, $tbl_is_group = false, $link = null,
- $limit_offset = 0, $limit_count = false, $sort_by = 'Name', $sort_order = 'ASC')
- {
- require_once './libraries/Table.class.php';
- if (true === $limit_count) {
- $limit_count = $GLOBALS['cfg']['MaxTableList'];
- }
- // prepare and check parameters
- if (! is_array($database)) {
- $databases = array($database);
- } else {
- $databases = $database;
- }
- $tables = array();
- if (! $GLOBALS['cfg']['Server']['DisableIS']) {
- // get table information from information_schema
- if ($table) {
- if (true === $tbl_is_group) {
- $sql_where_table = 'AND `TABLE_NAME` LIKE \''
- . PMA_escape_mysql_wildcards(addslashes($table)) . '%\'';
- } elseif ('comment' === $tbl_is_group) {
- $sql_where_table = 'AND `TABLE_COMMENT` LIKE \''
- . PMA_escape_mysql_wildcards(addslashes($table)) . '%\'';
- } else {
- $sql_where_table = 'AND `TABLE_NAME` = \'' . addslashes($table) . '\'';
- }
- } else {
- $sql_where_table = '';
- }
- // for PMA bc:
- // `SCHEMA_FIELD_NAME` AS `SHOW_TABLE_STATUS_FIELD_NAME`
- //
- // on non-Windows servers,
- // added BINARY in the WHERE clause to force a case sensitive
- // comparison (if we are looking for the db Aa we don't want
- // to find the db aa)
- $this_databases = array_map('PMA_sqlAddslashes', $databases);
- $sql = '
- SELECT *,
- `TABLE_SCHEMA` AS `Db`,
- `TABLE_NAME` AS `Name`,
- `ENGINE` AS `Engine`,
- `ENGINE` AS `Type`,
- `VERSION` AS `Version`,
- `ROW_FORMAT` AS `Row_format`,
- `TABLE_ROWS` AS `Rows`,
- `AVG_ROW_LENGTH` AS `Avg_row_length`,
- `DATA_LENGTH` AS `Data_length`,
- `MAX_DATA_LENGTH` AS `Max_data_length`,
- `INDEX_LENGTH` AS `Index_length`,
- `DATA_FREE` AS `Data_free`,
- `AUTO_INCREMENT` AS `Auto_increment`,
- `CREATE_TIME` AS `Create_time`,
- `UPDATE_TIME` AS `Update_time`,
- `CHECK_TIME` AS `Check_time`,
- `TABLE_COLLATION` AS `Collation`,
- `CHECKSUM` AS `Checksum`,
- `CREATE_OPTIONS` AS `Create_options`,
- `TABLE_COMMENT` AS `Comment`
- FROM `information_schema`.`TABLES`
- WHERE ' . (PMA_IS_WINDOWS ? '' : 'BINARY') . ' `TABLE_SCHEMA` IN (\'' . implode("', '", $this_databases) . '\')
- ' . $sql_where_table;
- // Sort the tables
- if ($sort_by == 'Name' && $GLOBALS['cfg']['NaturalOrder']) {
- // This crazy bit of SQL was inspired by a post here:
- // http://forums.mysql.com/read.php?10,34908,35959#msg-35959
- // Find the longest table name
- $max_name_sql = "SELECT MAX(LENGTH(TABLE_NAME)) FROM `information_schema`.`TABLES`
- WHERE `TABLE_SCHEMA` IN ('" . implode("', '", $this_databases) . "')";
- $max_name_array = PMA_DBI_fetch_result($max_name_sql);
- $max_name_length = $max_name_array[0];
- // Put the CASE statement SQL together.
- $sql_case = '';
- for ($i = 1; $i < $max_name_length; $i++) {
- $sql_case .= " when substr(Name, $i) between '0' and '9' then $i";
- }
- $sql_case .= " ELSE $max_name_length end) ";
- // Add the CASE statement to the main SQL
- $sql .= " ORDER BY left(Name, (CASE ";
- $sql .= $sql_case . "-1) $sort_order, 0+substr(Name, CASE";
- $sql .= $sql_case . $sort_order;
- } else {
- // Just let MySQL sort as it normally does
- $sql .= " ORDER BY $sort_by $sort_order";
- }
- if ($limit_count) {
- $sql .= ' LIMIT ' . $limit_count . ' OFFSET ' . $limit_offset;
- }
- $tables = PMA_DBI_fetch_result($sql, array('TABLE_SCHEMA', 'TABLE_NAME'),
- null, $link);
- unset($sql_where_table, $sql);
- }
- // If permissions are wrong on even one database directory,
- // information_schema does not return any table info for any database
- // this is why we fall back to SHOW TABLE STATUS even for MySQL >= 50002
- if (empty($tables)) {
- foreach ($databases as $each_database) {
- if (true === $tbl_is_group) {
- $sql = 'SHOW TABLE STATUS FROM '
- . PMA_backquote($each_database)
- .' LIKE \'' . PMA_escape_mysql_wildcards(addslashes($table)) . '%\'';
- } else {
- $sql = 'SHOW TABLE STATUS FROM '
- . PMA_backquote($each_database);
- }
- $each_tables = PMA_DBI_fetch_result($sql, 'Name', null, $link);
- // Sort naturally if the config allows it and we're sorting
- // the Name column.
- if ($sort_by == 'Name' && $GLOBALS['cfg']['NaturalOrder']) {
- uksort($each_tables, 'strnatcasecmp');
- if ($sort_order == 'DESC') {
- $each_tables = array_reverse($each_tables);
- }
- } else {
- // Prepare to sort by creating array of the selected sort
- // value to pass to array_multisort
- foreach ($each_tables as $table_name => $table_data) {
- ${$sort_by}[$table_name] = strtolower($table_data[$sort_by]);
- }
- if ($sort_order == 'DESC') {
- array_multisort($$sort_by, SORT_DESC, $each_tables);
- } else {
- array_multisort($$sort_by, SORT_ASC, $each_tables);
- }
- // cleanup the temporary sort array
- unset($$sort_by);
- }
- if ($limit_count) {
- $each_tables = array_slice($each_tables, $limit_offset, $limit_count);
- }
- foreach ($each_tables as $table_name => $each_table) {
- if ('comment' === $tbl_is_group
- && 0 === strpos($each_table['Comment'], $table))
- {
- // remove table from list
- unset($each_tables[$table_name]);
- continue;
- }
- if (! isset($each_tables[$table_name]['Type'])
- && isset($each_tables[$table_name]['Engine'])) {
- // pma BC, same parts of PMA still uses 'Type'
- $each_tables[$table_name]['Type']
- =& $each_tables[$table_name]['Engine'];
- } elseif (! isset($each_tables[$table_name]['Engine'])
- && isset($each_tables[$table_name]['Type'])) {
- // old MySQL reports Type, newer MySQL reports Engine
- $each_tables[$table_name]['Engine']
- =& $each_tables[$table_name]['Type'];
- }
- // MySQL forward compatibility
- // so pma could use this array as if every server is of version >5.0
- $each_tables[$table_name]['TABLE_SCHEMA'] = $each_database;
- $each_tables[$table_name]['TABLE_NAME'] =& $each_tables[$table_name]['Name'];
- $each_tables[$table_name]['ENGINE'] =& $each_tables[$table_name]['Engine'];
- $each_tables[$table_name]['VERSION'] =& $each_tables[$table_name]['Version'];
- $each_tables[$table_name]['ROW_FORMAT'] =& $each_tables[$table_name]['Row_format'];
- $each_tables[$table_name]['TABLE_ROWS'] =& $each_tables[$table_name]['Rows'];
- $each_tables[$table_name]['AVG_ROW_LENGTH'] =& $each_tables[$table_name]['Avg_row_length'];
- $each_tables[$table_name]['DATA_LENGTH'] =& $each_tables[$table_name]['Data_length'];
- $each_tables[$table_name]['MAX_DATA_LENGTH'] =& $each_tables[$table_name]['Max_data_length'];
- $each_tables[$table_name]['INDEX_LENGTH'] =& $each_tables[$table_name]['Index_length'];
- $each_tables[$table_name]['DATA_FREE'] =& $each_tables[$table_name]['Data_free'];
- $each_tables[$table_name]['AUTO_INCREMENT'] =& $each_tables[$table_name]['Auto_increment'];
- $each_tables[$table_name]['CREATE_TIME'] =& $each_tables[$table_name]['Create_time'];
- $each_tables[$table_name]['UPDATE_TIME'] =& $each_tables[$table_name]['Update_time'];
- $each_tables[$table_name]['CHECK_TIME'] =& $each_tables[$table_name]['Check_time'];
- $each_tables[$table_name]['TABLE_COLLATION'] =& $each_tables[$table_name]['Collation'];
- $each_tables[$table_name]['CHECKSUM'] =& $each_tables[$table_name]['Checksum'];
- $each_tables[$table_name]['CREATE_OPTIONS'] =& $each_tables[$table_name]['Create_options'];
- $each_tables[$table_name]['TABLE_COMMENT'] =& $each_tables[$table_name]['Comment'];
- if (strtoupper($each_tables[$table_name]['Comment']) === 'VIEW'
- && $each_tables[$table_name]['Engine'] == NULL) {
- $each_tables[$table_name]['TABLE_TYPE'] = 'VIEW';
- } else {
- /**
- * @todo difference between 'TEMPORARY' and 'BASE TABLE' but how to detect?
- */
- $each_tables[$table_name]['TABLE_TYPE'] = 'BASE TABLE';
- }
- }
- $tables[$each_database] = $each_tables;
- }
- }
- // cache table data
- // so PMA_Table does not require to issue SHOW TABLE STATUS again
- // Note: I don't see why we would need array_merge_recursive() here,
- // as it creates double entries for the same table (for example a double
- // entry for Comment when changing the storage engine in Operations)
- // Note 2: Instead of array_merge(), simply use the + operator because
- // array_merge() renumbers numeric keys starting with 0, therefore
- // we would lose a db name thats consists only of numbers
- PMA_Table::$cache = PMA_Table::$cache + $tables;
- if (! is_array($database)) {
- if (isset($tables[$database])) {
- return $tables[$database];
- } elseif (isset($tables[strtolower($database)])) {
- // on windows with lower_case_table_names = 1
- // MySQL returns
- // with SHOW DATABASES or information_schema.SCHEMATA: `Test`
- // but information_schema.TABLES gives `test`
- // bug #1436171
- // http://sf.net/support/tracker.php?aid=1436171
- return $tables[strtolower($database)];
- } else {
- return $tables;
- }
- } else {
- return $tables;
- }
- }
- /**
- * returns array with databases containing extended infos about them
- *
- * @todo move into PMA_List_Database?
- * @param string $databases database
- * @param boolean $force_stats retrieve stats also for MySQL < 5
- * @param resource $link mysql link
- * @param string $sort_by column to order by
- * @param string $sort_order ASC or DESC
- * @param integer $limit_offset starting offset for LIMIT
- * @param bool|int $limit_count row count for LIMIT or true for $GLOBALS['cfg']['MaxDbList']
- * @return array $databases
- */
- function PMA_DBI_get_databases_full($database = null, $force_stats = false,
- $link = null, $sort_by = 'SCHEMA_NAME', $sort_order = 'ASC',
- $limit_offset = 0, $limit_count = false)
- {
- $sort_order = strtoupper($sort_order);
- if (true === $limit_count) {
- $limit_count = $GLOBALS['cfg']['MaxDbList'];
- }
- // initialize to avoid errors when there are no databases
- $databases = array();
- $apply_limit_and_order_manual = true;
- if (! $GLOBALS['cfg']['Server']['DisableIS']) {
- /**
- * if $GLOBALS['cfg']['NaturalOrder'] is enabled, we cannot use LIMIT
- * cause MySQL does not support natural ordering, we have to do it afterward
- */
- if ($GLOBALS['cfg']['NaturalOrder']) {
- $limit = '';
- } else {
- if ($limit_count) {
- $limit = ' LIMIT ' . $limit_count . ' OFFSET ' . $limit_offset;
- }
- $apply_limit_and_order_manual = false;
- }
- // get table information from information_schema
- if ($database) {
- $sql_where_schema = 'WHERE `SCHEMA_NAME` LIKE \''
- . addslashes($database) . '\'';
- } else {
- $sql_where_schema = '';
- }
- // for PMA bc:
- // `SCHEMA_FIELD_NAME` AS `SHOW_TABLE_STATUS_FIELD_NAME`
- $sql = '
- SELECT `information_schema`.`SCHEMATA`.*';
- if ($force_stats) {
- $sql .= ',
- COUNT(`information_schema`.`TABLES`.`TABLE_SCHEMA`)
- AS `SCHEMA_TABLES`,
- SUM(`information_schema`.`TABLES`.`TABLE_ROWS`)
- AS `SCHEMA_TABLE_ROWS`,
- SUM(`information_schema`.`TABLES`.`DATA_LENGTH`)
- AS `SCHEMA_DATA_LENGTH`,
- SUM(`information_schema`.`TABLES`.`MAX_DATA_LENGTH`)
- AS `SCHEMA_MAX_DATA_LENGTH`,
- SUM(`information_schema`.`TABLES`.`INDEX_LENGTH`)
- AS `SCHEMA_INDEX_LENGTH`,
- SUM(`information_schema`.`TABLES`.`DATA_LENGTH`
- + `information_schema`.`TABLES`.`INDEX_LENGTH`)
- AS `SCHEMA_LENGTH`,
- SUM(`information_schema`.`TABLES`.`DATA_FREE`)
- AS `SCHEMA_DATA_FREE`';
- }
- $sql .= '
- FROM `information_schema`.`SCHEMATA`';
- if ($force_stats) {
- $sql .= '
- LEFT JOIN `information_schema`.`TABLES`
- ON BINARY `information_schema`.`TABLES`.`TABLE_SCHEMA`
- = BINARY `information_schema`.`SCHEMATA`.`SCHEMA_NAME`';
- }
- $sql .= '
- ' . $sql_where_schema . '
- GROUP BY BINARY `information_schema`.`SCHEMATA`.`SCHEMA_NAME`
- ORDER BY BINARY ' . PMA_backquote($sort_by) . ' ' . $sort_order
- . $limit;
- $databases = PMA_DBI_fetch_result($sql, 'SCHEMA_NAME', null, $link);
- $mysql_error = PMA_DBI_getError($link);
- if (! count($databases) && $GLOBALS['errno']) {
- PMA_mysqlDie($mysql_error, $sql);
- }
- // display only databases also in official database list
- // f.e. to apply hide_db and only_db
- $drops = array_diff(array_keys($databases), (array) $GLOBALS['pma']->databases);
- if (count($drops)) {
- foreach ($drops as $drop) {
- unset($databases[$drop]);
- }
- unset($drop);
- }
- unset($sql_where_schema, $sql, $drops);
- } else {
- foreach ($GLOBALS['pma']->databases as $database_name) {
- // MySQL forward compatibility
- // so pma could use this array as if every server is of version >5.0
- $databases[$database_name]['SCHEMA_NAME'] = $database_name;
- if ($force_stats) {
- require_once 'mysql_charsets.lib.php';
- $databases[$database_name]['DEFAULT_COLLATION_NAME']
- = PMA_getDbCollation($database_name);
- // get additional info about tables
- $databases[$database_name]['SCHEMA_TABLES'] = 0;
- $databases[$database_name]['SCHEMA_TABLE_ROWS'] = 0;
- $databases[$database_name]['SCHEMA_DATA_LENGTH'] = 0;
- $databases[$database_name]['SCHEMA_MAX_DATA_LENGTH'] = 0;
- $databases[$database_name]['SCHEMA_INDEX_LENGTH'] = 0;
- $databases[$database_name]['SCHEMA_LENGTH'] = 0;
- $databases[$database_name]['SCHEMA_DATA_FREE'] = 0;
- $res = PMA_DBI_query('SHOW TABLE STATUS FROM ' . PMA_backquote($database_name) . ';');
- while ($row = PMA_DBI_fetch_assoc($res)) {
- $databases[$database_name]['SCHEMA_TABLES']++;
- $databases[$database_name]['SCHEMA_TABLE_ROWS']
- += $row['Rows'];
- $databases[$database_name]['SCHEMA_DATA_LENGTH']
- += $row['Data_length'];
- $databases[$database_name]['SCHEMA_MAX_DATA_LENGTH']
- += $row['Max_data_length'];
- $databases[$database_name]['SCHEMA_INDEX_LENGTH']
- += $row['Index_length'];
- $databases[$database_name]['SCHEMA_DATA_FREE']
- += $row['Data_free'];
- $databases[$database_name]['SCHEMA_LENGTH']
- += $row['Data_length'] + $row['Index_length'];
- }
- PMA_DBI_free_result($res);
- unset($res);
- }
- }
- }
- /**
- * apply limit and order manually now
- * (caused by older MySQL < 5 or $GLOBALS['cfg']['NaturalOrder'])
- */
- if ($apply_limit_and_order_manual) {
- $GLOBALS['callback_sort_order'] = $sort_order;
- $GLOBALS['callback_sort_by'] = $sort_by;
- usort($databases, 'PMA_usort_comparison_callback');
- unset($GLOBALS['callback_sort_order'], $GLOBALS['callback_sort_by']);
- /**
- * now apply limit
- */
- if ($limit_count) {
- $databases = array_slice($databases, $limit_offset, $limit_count);
- }
- }
- return $databases;
- }
- /**
- * returns detailed array with all columns for given table in database,
- * or all tables/databases
- *
- * @param string $database name of database
- * @param string $table name of table to retrieve columns from
- * @param string $column name of specific column
- * @param mixed $link mysql link resource
- */
- function PMA_DBI_get_columns_full($database = null, $table = null,
- $column = null, $link = null)
- {
- $columns = array();
- if (! $GLOBALS['cfg']['Server']['DisableIS']) {
- $sql_wheres = array();
- $array_keys = array();
- // get columns information from information_schema
- if (null !== $database) {
- $sql_wheres[] = '`TABLE_SCHEMA` = \'' . addslashes($database) . '\' ';
- } else {
- $array_keys[] = 'TABLE_SCHEMA';
- }
- if (null !== $table) {
- $sql_wheres[] = '`TABLE_NAME` = \'' . addslashes($table) . '\' ';
- } else {
- $array_keys[] = 'TABLE_NAME';
- }
- if (null !== $column) {
- $sql_wheres[] = '`COLUMN_NAME` = \'' . addslashes($column) . '\' ';
- } else {
- $array_keys[] = 'COLUMN_NAME';
- }
- // for PMA bc:
- // `[SCHEMA_FIELD_NAME]` AS `[SHOW_FULL_COLUMNS_FIELD_NAME]`
- $sql = '
- SELECT *,
- `COLUMN_NAME` AS `Field`,
- `COLUMN_TYPE` AS `Type`,
- `COLLATION_NAME` AS `Collation`,
- `IS_NULLABLE` AS `Null`,
- `COLUMN_KEY` AS `Key`,
- `COLUMN_DEFAULT` AS `Default`,
- `EXTRA` AS `Extra`,
- `PRIVILEGES` AS `Privileges`,
- `COLUMN_COMMENT` AS `Comment`
- FROM `information_schema`.`COLUMNS`';
- if (count($sql_wheres)) {
- $sql .= "\n" . ' WHERE ' . implode(' AND ', $sql_wheres);
- }
- $columns = PMA_DBI_fetch_result($sql, $array_keys, null, $link);
- unset($sql_wheres, $sql);
- } else {
- if (null === $database) {
- foreach ($GLOBALS['pma']->databases as $database) {
- $columns[$database] = PMA_DBI_get_columns_full($database, null,
- null, $link);
- }
- return $columns;
- } elseif (null === $table) {
- $tables = PMA_DBI_get_tables($database);
- foreach ($tables as $table) {
- $columns[$table] = PMA_DBI_get_columns_full(
- $database, $table, null, $link);
- }
- return $columns;
- }
- $sql = 'SHOW FULL COLUMNS FROM '
- . PMA_backquote($database) . '.' . PMA_backquote($table);
- if (null !== $column) {
- $sql .= " LIKE '" . $column . "'";
- }
- $columns = PMA_DBI_fetch_result($sql, 'Field', null, $link);
- $ordinal_position = 1;
- foreach ($columns as $column_name => $each_column) {
- // MySQL forward compatibility
- // so pma could use this array as if every server is of version >5.0
- $columns[$column_name]['COLUMN_NAME'] =& $columns[$column_name]['Field'];
- $columns[$column_name]['COLUMN_TYPE'] =& $columns[$column_name]['Type'];
- $columns[$column_name]['COLLATION_NAME'] =& $columns[$column_name]['Collation'];
- $columns[$column_name]['IS_NULLABLE'] =& $columns[$column_name]['Null'];
- $columns[$column_name]['COLUMN_KEY'] =& $columns[$column_name]['Key'];
- $columns[$column_name]['COLUMN_DEFAULT'] =& $columns[$column_name]['Default'];
- $columns[$column_name]['EXTRA'] =& $columns[$column_name]['Extra'];
- $columns[$column_name]['PRIVILEGES'] =& $columns[$column_name]['Privileges'];
- $columns[$column_name]['COLUMN_COMMENT'] =& $columns[$column_name]['Comment'];
- $columns[$column_name]['TABLE_CATALOG'] = null;
- $columns[$column_name]['TABLE_SCHEMA'] = $database;
- $columns[$column_name]['TABLE_NAME'] = $table;
- $columns[$column_name]['ORDINAL_POSITION'] = $ordinal_position;
- $columns[$column_name]['DATA_TYPE'] =
- substr($columns[$column_name]['COLUMN_TYPE'], 0,
- strpos($columns[$column_name]['COLUMN_TYPE'], '('));
- /**
- * @todo guess CHARACTER_MAXIMUM_LENGTH from COLUMN_TYPE
- */
- $columns[$column_name]['CHARACTER_MAXIMUM_LENGTH'] = null;
- /**
- * @todo guess CHARACTER_OCTET_LENGTH from CHARACTER_MAXIMUM_LENGTH
- */
- $columns[$column_name]['CHARACTER_OCTET_LENGTH'] = null;
- $columns[$column_name]['NUMERIC_PRECISION'] = null;
- $columns[$column_name]['NUMERIC_SCALE'] = null;
- $columns[$column_name]['CHARACTER_SET_NAME'] =
- substr($columns[$column_name]['COLLATION_NAME'], 0,
- strpos($columns[$column_name]['COLLATION_NAME'], '_'));
- $ordinal_position++;
- }
- if (null !== $column) {
- reset($columns);
- $columns = current($columns);
- }
- }
- return $columns;
- }
- /**
- * @todo should only return columns names, for more info use PMA_DBI_get_columns_full()
- *
- * @deprecated by PMA_DBI_get_columns() or PMA_DBI_get_columns_full()
- * @param string $database name of database
- * @param string $table name of table to retrieve columns from
- * @param mixed $link mysql link resource
- * @return array column info
- */
- function PMA_DBI_get_fields($database, $table, $link = null)
- {
- // here we use a try_query because when coming from
- // tbl_create + tbl_properties.inc.php, the table does not exist
- $fields = PMA_DBI_fetch_result(
- 'SHOW FULL COLUMNS
- FROM ' . PMA_backquote($database) . '.' . PMA_backquote($table),
- null, null, $link);
- if (! is_array($fields) || count($fields) < 1) {
- return false;
- }
- return $fields;
- }
- /**
- * array PMA_DBI_get_columns(string $database, string $table, bool $full = false, mysql db link $link = null)
- *
- * @param string $database name of database
- * @param string $table name of table to retrieve columns from
- * @param boolean $full whether to return full info or only column names
- * @param mixed $link mysql link resource
- * @return array column names
- */
- function PMA_DBI_get_columns($database, $table, $full = false, $link = null)
- {
- $fields = PMA_DBI_fetch_result(
- 'SHOW ' . ($full ? 'FULL' : '') . ' COLUMNS
- FROM ' . PMA_backquote($database) . '.' . PMA_backquote($table),
- 'Field', ($full ? null : 'Field'), $link);
- if (! is_array($fields) || count($fields) < 1) {
- return false;
- }
- return $fields;
- }
- /**
- * returns value of given mysql server variable
- *
- * @param string $var mysql server variable name
- * @param int $type PMA_DBI_GETVAR_SESSION|PMA_DBI_GETVAR_GLOBAL
- * @param mixed $link mysql link resource|object
- * @return mixed value for mysql server variable
- */
- function PMA_DBI_get_variable($var, $type = PMA_DBI_GETVAR_SESSION, $link = null)
- {
- if ($link === null) {
- if (isset($GLOBALS['userlink'])) {
- $link = $GLOBALS['userlink'];
- } else {
- return false;
- }
- }
- switch ($type) {
- case PMA_DBI_GETVAR_SESSION:
- $modifier = ' SESSION';
- break;
- case PMA_DBI_GETVAR_GLOBAL:
- $modifier = ' GLOBAL';
- break;
- default:
- $modifier = '';
- }
- return PMA_DBI_fetch_value(
- 'SHOW' . $modifier . ' VARIABLES LIKE \'' . $var . '\';', 0, 1, $link);
- }
- /**
- * @uses ./libraries/charset_conversion.lib.php
- * @uses PMA_DBI_QUERY_STORE
- * @uses PMA_MYSQL_INT_VERSION to set it
- * @uses PMA_MYSQL_STR_VERSION to set it
- * @uses $_SESSION['PMA_MYSQL_INT_VERSION'] for caching
- * @uses $_SESSION['PMA_MYSQL_STR_VERSION'] for caching
- * @uses PMA_DBI_GETVAR_SESSION
- * @uses PMA_DBI_fetch_value()
- * @uses PMA_DBI_query()
- * @uses PMA_DBI_get_variable()
- * @uses $GLOBALS['collation_connection']
- * @uses $GLOBALS['available_languages']
- * @uses $GLOBALS['mysql_charset_map']
- * @uses $GLOBALS['charset']
- * @uses $GLOBALS['lang']
- * @uses $GLOBALS['server']
- * @uses $GLOBALS['cfg']['Lang']
- * @uses defined()
- * @uses explode()
- * @uses sprintf()
- * @uses intval()
- * @uses define()
- * @uses defined()
- * @uses substr()
- * @uses count()
- * @param mixed $link mysql link resource|object
- * @param boolean $is_controluser
- */
- function PMA_DBI_postConnect($link, $is_controluser = false)
- {
- if (! defined('PMA_MYSQL_INT_VERSION')) {
- if (PMA_cacheExists('PMA_MYSQL_INT_VERSION', true)) {
- define('PMA_MYSQL_INT_VERSION', PMA_cacheGet('PMA_MYSQL_INT_VERSION', true));
- define('PMA_MYSQL_STR_VERSION', PMA_cacheGet('PMA_MYSQL_STR_VERSION', true));
- } else {
- $mysql_version = PMA_DBI_fetch_value(
- 'SELECT VERSION()', 0, 0, $link, PMA_DBI_QUERY_STORE);
- if ($mysql_version) {
- $match = explode('.', $mysql_version);
- define('PMA_MYSQL_INT_VERSION',
- (int) sprintf('%d%02d%02d', $match[0], $match[1],
- intval($match[2])));
- define('PMA_MYSQL_STR_VERSION', $mysql_version);
- unset($mysql_version, $match);
- } else {
- define('PMA_MYSQL_INT_VERSION', 50015);
- define('PMA_MYSQL_STR_VERSION', '5.00.15');
- }
- PMA_cacheSet('PMA_MYSQL_INT_VERSION', PMA_MYSQL_INT_VERSION, true);
- PMA_cacheSet('PMA_MYSQL_STR_VERSION', PMA_MYSQL_STR_VERSION, true);
- }
- }
- if (! empty($GLOBALS['collation_connection'])) {
- PMA_DBI_query("SET CHARACTER SET 'utf8';", $link, PMA_DBI_QUERY_STORE);
- $mysql_charset = explode('_', $GLOBALS['collation_connection']);
- PMA_DBI_query("SET collation_connection = '" . PMA_sqlAddslashes($GLOBALS['collation_connection']) . "';", $link, PMA_DBI_QUERY_STORE);
- } else {
- PMA_DBI_query("SET NAMES 'utf8' COLLATE 'utf8_general_ci';", $link, PMA_DBI_QUERY_STORE);
- }
- }
- /**
- * returns a single value from the given result or query,
- * if the query or the result has more than one row or field
- * the first field of the first row is returned
- *
- * <code>
- * $sql = 'SELECT `name` FROM `user` WHERE `id` = 123';
- * $user_name = PMA_DBI_fetch_value($sql);
- * // produces
- * // $user_name = 'John Doe'
- * </code>
- *
- * @uses is_string()
- * @uses is_int()
- * @uses PMA_DBI_try_query()
- * @uses PMA_DBI_num_rows()
- * @uses PMA_DBI_fetch_row()
- * @uses PMA_DBI_fetch_assoc()
- * @uses PMA_DBI_free_result()
- * @param string|mysql_result $result query or mysql result
- * @param integer $row_number row to fetch the value from,
- * starting at 0, with 0 beeing default
- * @param integer|string $field field to fetch the value from,
- * starting at 0, with 0 beeing default
- * @param resource $link mysql link
- * @param mixed $options
- * @return mixed value of first field in first row from result
- * or false if not found
- */
- function PMA_DBI_fetch_value($result, $row_number = 0, $field = 0, $link = null, $options = 0) {
- $value = false;
- if (is_string($result)) {
- $result = PMA_DBI_try_query($result, $link, $options | PMA_DBI_QUERY_STORE);
- }
- // return false if result is empty or false
- // or requested row is larger than rows in result
- if (PMA_DBI_num_rows($result) < ($row_number + 1)) {
- return $value;
- }
- // if $field is an integer use non associative mysql fetch function
- if (is_int($field)) {
- $fetch_function = 'PMA_DBI_fetch_row';
- } else {
- $fetch_function = 'PMA_DBI_fetch_assoc';
- }
- // get requested row
- for ($i = 0; $i <= $row_number; $i++) {
- $row = $fetch_function($result);
- }
- PMA_DBI_free_result($result);
- // return requested field
- if (isset($row[$field])) {
- $value = $row[$field];
- }
- unset($row);
- return $value;
- }
- /**
- * returns only the first row from the result
- *
- * <code>
- * $sql = 'SELECT * FROM `user` WHERE `id` = 123';
- * $user = PMA_DBI_fetch_single_row($sql);
- * // produces
- * // $user = array('id' => 123, 'name' => 'John Doe')
- * </code>
- *
- * @uses is_string()
- * @uses PMA_DBI_try_query()
- * @uses PMA_DBI_num_rows()
- * @uses PMA_DBI_fetch_row()
- * @uses PMA_DBI_fetch_assoc()
- * @uses PMA_DBI_fetch_array()
- * @uses PMA_DBI_free_result()
- * @param string|mysql_result $result query or mysql result
- * @param string $type NUM|ASSOC|BOTH
- * returned array should either numeric
- * associativ or booth
- * @param resource $link mysql link
- * @param mixed $options
- * @return array|boolean first row from result
- * or false if result is empty
- */
- function PMA_DBI_fetch_single_row($result, $type = 'ASSOC', $link = null, $options = 0) {
- if (is_string($result)) {
- $result = PMA_DBI_try_query($result, $link, $options | PMA_DBI_QUERY_STORE);
- }
- // return null if result is empty or false
- if (! PMA_DBI_num_rows($result)) {
- return false;
- }
- switch ($type) {
- case 'NUM' :
- $fetch_function = 'PMA_DBI_fetch_row';
- break;
- case 'ASSOC' :
- $fetch_function = 'PMA_DBI_fetch_assoc';
- break;
- case 'BOTH' :
- default :
- $fetch_function = 'PMA_DBI_fetch_array';
- break;
- }
- $row = $fetch_function($result);
- PMA_DBI_free_result($result);
- return $row;
- }
- /**
- * returns all rows in the resultset in one array
- *
- * <code>
- * $sql = 'SELECT * FROM `user`';
- * $users = PMA_DBI_fetch_result($sql);
- * // produces
- * // $users[] = array('id' => 123, 'name' => 'John Doe')
- *
- * $sql = 'SELECT `id`, `name` FROM `user`';
- * $users = PMA_DBI_fetch_result($sql, 'id');
- * // produces
- * // $users['123'] = array('id' => 123, 'name' => 'John Doe')
- *
- * $sql = 'SELECT `id`, `name` FROM `user`';
- * $users = PMA_DBI_fetch_result($sql, 0);
- * // produces
- * // $users['123'] = array(0 => 123, 1 => 'John Doe')
- *
- * $sql = 'SELECT `id`, `name` FROM `user`';
- * $users = PMA_DBI_fetch_result($sql, 'id', 'name');
- * // or
- * $users = PMA_DBI_fetch_result($sql, 0, 1);
- * // produces
- * // $users['123'] = 'John Doe'
- *
- * $sql = 'SELECT `name` FROM `user`';
- * $users = PMA_DBI_fetch_result($sql);
- * // produces
- * // $users[] = 'John Doe'
- *
- * $sql = 'SELECT `group`, `name` FROM `user`'
- * $users = PMA_DBI_fetch_result($sql, array('group', null), 'name');
- * // produces
- * // $users['admin'][] = 'John Doe'
- *
- * $sql = 'SELECT `group`, `name` FROM `user`'
- * $users = PMA_DBI_fetch_result($sql, array('group', 'name'), 'id');
- * // produces
- * // $users['admin']['John Doe'] = '123'
- * </code>
- *
- * @uses is_string()
- * @uses is_int()
- * @uses PMA_DBI_try_query()
- * @uses PMA_DBI_num_rows()
- * @uses PMA_DBI_num_fields()
- * @uses PMA_DBI_fetch_row()
- * @uses PMA_DBI_fetch_assoc()
- * @uses PMA_DBI_free_result()
- * @param string|mysql_result $result query or mysql result
- * @param string|integer $key field-name or offset
- * used as key for array
- * @param string|integer $value value-name or offset
- * used as value for array
- * @param resource $link mysql link
- * @param mixed $options
- * @return array resultrows or values indexed by $key
- */
- function PMA_DBI_fetch_result($result, $key = null, $value = null,
- $link = null, $options = 0)
- {
- $resultrows = array();
- if (is_string($result)) {
- $result = PMA_DBI_try_query($result, $link, $options);
- }
- // return empty array if result is empty or false
- if (! $result) {
- return $resultrows;
- }
- $fetch_function = 'PMA_DBI_fetch_assoc';
- // no nested array if only one field is in result
- if (null === $key && 1 === PMA_DBI_num_fields($result)) {
- $value = 0;
- $fetch_function = 'PMA_DBI_fetch_row';
- }
- // if $key is an integer use non associative mysql fetch function
- if (is_int($key)) {
- $fetch_function = 'PMA_DBI_fetch_row';
- }
- if (null === $key && null === $value) {
- while ($row = $fetch_function($result)) {
- $resultrows[] = $row;
- }
- } elseif (null === $key) {
- while ($row = $fetch_function($result)) {
- $resultrows[] = $row[$value];
- }
- } elseif (null === $value) {
- if (is_array($key)) {
- while ($row = $fetch_function($result)) {
- $result_target =& $resultrows;
- foreach ($key as $key_index) {
- if (null === $key_index) {
- $result_target =& $result_target[];
- continue;
- }
- if (! isset($result_target[$row[$key_index]])) {
- $result_target[$row[$key_index]] = array();
- }
- $result_target =& $result_target[$row[$key_index]];
- }
- $result_target = $row;
- }
- } else {
- while ($row = $fetch_function($result)) {
- $resultrows[$row[$key]] = $row;
- }
- }
- } else {
- if (is_array($key)) {
- while ($row = $fetch_function($result)) {
- $result_target =& $resultrows;
- foreach ($key as $key_index) {
- if (null === $key_index) {
- $result_target =& $result_target[];
- continue;
- }
- if (! isset($result_target[$row[$key_index]])) {
- $result_target[$row[$key_index]] = array();
- }
- $result_target =& $result_target[$row[$key_index]];
- }
- $result_target = $row[$value];
- }
- } else {
- while ($row = $fetch_function($result)) {
- $resultrows[$row[$key]] = $row[$value];
- }
- }
- }
- PMA_DBI_free_result($result);
- return $resultrows;
- }
- /**
- * return default table engine for given database
- *
- * @return string default table engine
- */
- function PMA_DBI_get_default_engine()
- {
- return PMA_DBI_fetch_value('SHOW VARIABLES LIKE \'storage_engine\';', 0, 1);
- }
- /**
- * Get supported SQL compatibility modes
- *
- * @return array supported SQL compatibility modes
- */
- function PMA_DBI_getCompatibilities()
- {
- $compats = array('NONE');
- $compats[] = 'ANSI';
- $compats[] = 'DB2';
- $compats[] = 'MAXDB';
- $compats[] = 'MYSQL323';
- $compats[] = 'MYSQL40';
- $compats[] = 'MSSQL';
- $compats[] = 'ORACLE';
- // removed; in MySQL 5.0.33, this produces exports that
- // can't be read by POSTGRESQL (see our bug #1596328)
- //$compats[] = 'POSTGRESQL';
- $compats[] = 'TRADITIONAL';
- return $compats;
- }
- /**
- * returns warnings for last query
- *
- * @uses $GLOBALS['userlink']
- * @uses PMA_DBI_fetch_result()
- * @param resource mysql link $link mysql link resource
- * @return array warnings
- */
- function PMA_DBI_get_warnings($link = null)
- {
- if (empty($link)) {
- if (isset($GLOBALS['userlink'])) {
- $link = $GLOBALS['userlink'];
- } else {
- return array();
- }
- }
- return PMA_DBI_fetch_result('SHOW WARNINGS', null, null, $link);
- }
- /**
- * returns true (int > 0) if current user is superuser
- * otherwise 0
- *
- * @uses $_SESSION['is_superuser'] for caching
- * @uses $GLOBALS['userlink']
- * @uses $GLOBALS['server']
- * @uses PMA_DBI_try_query()
- * @uses PMA_DBI_QUERY_STORE
- * @return integer $is_superuser
- */
- function PMA_isSuperuser()
- {
- if (PMA_cacheExists('is_superuser', true)) {
- return PMA_cacheGet('is_superuser', true);
- }
- // with mysql extension, when connection failed we don't have
- // a $userlink
- if (isset($GLOBALS['userlink'])) {
- $r = (bool) PMA_DBI_try_query('SELECT COUNT(*) FROM mysql.user', $GLOBALS['userlink'], PMA_DBI_QUERY_STORE);
- PMA_cacheSet('is_superuser', $r, true);
- } else {
- PMA_cacheSet('is_superuser', false, true);
- }
- return PMA_cacheGet('is_superuser', true);
- }
- /**
- * returns an array of PROCEDURE or FUNCTION names for a db
- *
- * @uses PMA_DBI_free_result()
- * @param string $db db name
- * @param string $which PROCEDURE | FUNCTION
- * @param resource $link mysql link
- *
- * @return array the procedure names or function names
- */
- function PMA_DBI_get_procedures_or_functions($db, $which, $link = null)
- {
- $shows = PMA_DBI_fetch_result('SHOW ' . $which . ' STATUS;', null, null, $link);
- $result = array();
- foreach ($shows as $one_show) {
- if ($one_show['Db'] == $db && $one_show['Type'] == $which) {
- $result[] = $one_show['Name'];
- }
- }
- return($result);
- }
- /**
- * returns the definition of a specific PROCEDURE, FUNCTION or EVENT
- *
- * @uses PMA_DBI_fetch_value()
- * @param string $db db name
- * @param string $which PROCEDURE | FUNCTION | EVENT
- * @param string $name the procedure|function|event name
- * @param resource $link mysql link
- *
- * @return string the definition
- */
- function PMA_DBI_get_definition($db, $which, $name, $link = null)
- {
- $returned_field = array(
- 'PROCEDURE' => 'Create Procedure',
- 'FUNCTION' => 'Create Function',
- 'EVENT' => 'Create Event'
- );
- $query = 'SHOW CREATE ' . $which . ' ' . PMA_backquote($db) . '.' . PMA_backquote($name);
- return(PMA_DBI_fetch_value($query, 0, $returned_field[$which]));
- }
- /**
- * returns details about the TRIGGERs of a specific table
- *
- * @uses PMA_DBI_fetch_result()
- * @param string $db db name
- * @param string $table table name
- *
- * @return array information about triggers (may be empty)
- */
- function PMA_DBI_get_triggers($db, $table)
- {
- $result = ar…
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