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- <?php
- /* vim: set expandtab tabstop=4 shiftwidth=4 foldmethod=marker: */
- // +----------------------------------------------------------------------+
- // | PHP Version 4 |
- // +----------------------------------------------------------------------+
- // | Copyright (c) 1997-2004 The PHP Group |
- // +----------------------------------------------------------------------+
- // | This source file is subject to version 2.02 of the PHP license, |
- // | that is bundled with this package in the file LICENSE, and is |
- // | available at through the world-wide-web at |
- // | http://www.php.net/license/2_02.txt. |
- // | If you did not receive a copy of the PHP license and are unable to |
- // | obtain it through the world-wide-web, please send a note to |
- // | license@php.net so we can mail you a copy immediately. |
- // +----------------------------------------------------------------------+
- // | Authors: Rui Hirokawa <hirokawa@php.net> |
- // | Stig Bakken <ssb@php.net> |
- // | Maintainer: Daniel Convissor <danielc@php.net> |
- // +----------------------------------------------------------------------+
- //
- // $Id: pgsql.php,v 1.82 2004/09/25 21:58:00 danielc Exp $
-
- require_once 'DB/common.php';
-
- /**
- * Database independent query interface definition for PHP's PostgreSQL
- * extension.
- *
- * @package DB
- * @version $Id: pgsql.php,v 1.82 2004/09/25 21:58:00 danielc Exp $
- * @category Database
- * @author Rui Hirokawa <hirokawa@php.net>
- * @author Stig Bakken <ssb@php.net>
- */
- class DB_pgsql extends DB_common
- {
- // {{{ properties
-
- var $connection;
- var $phptype, $dbsyntax;
- var $prepare_tokens = array();
- var $prepare_types = array();
- var $transaction_opcount = 0;
- var $dsn = array();
- var $row = array();
- var $num_rows = array();
- var $affected = 0;
- var $autocommit = true;
- var $fetchmode = DB_FETCHMODE_ORDERED;
-
- // }}}
- // {{{ constructor
-
- function DB_pgsql()
- {
- $this->DB_common();
- $this->phptype = 'pgsql';
- $this->dbsyntax = 'pgsql';
- $this->features = array(
- 'prepare' => false,
- 'pconnect' => true,
- 'transactions' => true,
- 'limit' => 'alter'
- );
- $this->errorcode_map = array(
- );
- }
-
- // }}}
- // {{{ connect()
-
- /**
- * Connect to a database and log in as the specified user.
- *
- * @param $dsn the data source name (see DB::parseDSN for syntax)
- * @param $persistent (optional) whether the connection should
- * be persistent
- *
- * @return int DB_OK on success, a DB error code on failure.
- */
- function connect($dsninfo, $persistent = false)
- {
- if (!DB::assertExtension('pgsql')) {
- return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND);
- }
-
- $this->dsn = $dsninfo;
- $protocol = $dsninfo['protocol'] ? $dsninfo['protocol'] : 'tcp';
- $connstr = '';
-
- if ($protocol == 'tcp') {
- if ($dsninfo['hostspec']) {
- $connstr .= 'host=' . $dsninfo['hostspec'];
- }
- if ($dsninfo['port']) {
- $connstr .= ' port=' . $dsninfo['port'];
- }
- } elseif ($protocol == 'unix') {
- // Allow for pg socket in non-standard locations.
- if ($dsninfo['socket']) {
- $connstr .= 'host=' . $dsninfo['socket'];
- }
- if ($dsninfo['port']) {
- $connstr .= ' port=' . $dsninfo['port'];
- }
- }
-
- if ($dsninfo['database']) {
- $connstr .= ' dbname=\'' . addslashes($dsninfo['database']) . '\'';
- }
- if ($dsninfo['username']) {
- $connstr .= ' user=\'' . addslashes($dsninfo['username']) . '\'';
- }
- if ($dsninfo['password']) {
- $connstr .= ' password=\'' . addslashes($dsninfo['password']) . '\'';
- }
- if (!empty($dsninfo['options'])) {
- $connstr .= ' options=' . $dsninfo['options'];
- }
- if (!empty($dsninfo['tty'])) {
- $connstr .= ' tty=' . $dsninfo['tty'];
- }
-
- $connect_function = $persistent ? 'pg_pconnect' : 'pg_connect';
-
- $ini = ini_get('track_errors');
- if ($ini) {
- $conn = @$connect_function($connstr);
- } else {
- ini_set('track_errors', 1);
- $conn = @$connect_function($connstr);
- ini_set('track_errors', $ini);
- }
- if ($conn == false) {
- return $this->raiseError(DB_ERROR_CONNECT_FAILED, null,
- null, null, strip_tags($php_errormsg));
- }
- $this->connection = $conn;
- return DB_OK;
- }
-
- // }}}
- // {{{ disconnect()
-
- /**
- * Log out and disconnect from the database.
- *
- * @return bool true on success, false if not connected.
- */
- function disconnect()
- {
- $ret = @pg_close($this->connection);
- $this->connection = null;
- return $ret;
- }
-
- // }}}
- // {{{ simpleQuery()
-
- /**
- * Send a query to PostgreSQL and return the results as a
- * PostgreSQL resource identifier.
- *
- * @param $query the SQL query
- *
- * @return int returns a valid PostgreSQL result for successful SELECT
- * queries, DB_OK for other successful queries. A DB error code
- * is returned on failure.
- */
- function simpleQuery($query)
- {
- $ismanip = DB::isManip($query);
- $this->last_query = $query;
- $query = $this->modifyQuery($query);
- if (!$this->autocommit && $ismanip) {
- if ($this->transaction_opcount == 0) {
- $result = @pg_exec($this->connection, 'begin;');
- if (!$result) {
- return $this->pgsqlRaiseError();
- }
- }
- $this->transaction_opcount++;
- }
- $result = @pg_exec($this->connection, $query);
- if (!$result) {
- return $this->pgsqlRaiseError();
- }
- // Determine which queries that should return data, and which
- // should return an error code only.
- if ($ismanip) {
- $this->affected = @pg_cmdtuples($result);
- return DB_OK;
- } elseif (preg_match('/^\s*\(?\s*(SELECT(?!\s+INTO)|EXPLAIN|SHOW)\s/si', $query)) {
- /* PostgreSQL commands:
- ABORT, ALTER, BEGIN, CLOSE, CLUSTER, COMMIT, COPY,
- CREATE, DECLARE, DELETE, DROP TABLE, EXPLAIN, FETCH,
- GRANT, INSERT, LISTEN, LOAD, LOCK, MOVE, NOTIFY, RESET,
- REVOKE, ROLLBACK, SELECT, SELECT INTO, SET, SHOW,
- UNLISTEN, UPDATE, VACUUM
- */
- $this->row[(int)$result] = 0; // reset the row counter.
- $numrows = $this->numrows($result);
- if (is_object($numrows)) {
- return $numrows;
- }
- $this->num_rows[(int)$result] = $numrows;
- $this->affected = 0;
- return $result;
- } else {
- $this->affected = 0;
- return DB_OK;
- }
- }
-
- // }}}
- // {{{ nextResult()
-
- /**
- * Move the internal pgsql result pointer to the next available result
- *
- * @param a valid fbsql result resource
- *
- * @access public
- *
- * @return true if a result is available otherwise return false
- */
- function nextResult($result)
- {
- return false;
- }
-
- // }}}
- // {{{ errorCode()
-
- /**
- * Determine PEAR::DB error code from the database's text error message.
- *
- * @param string $errormsg error message returned from the database
- * @return integer an error number from a DB error constant
- */
- function errorCode($errormsg)
- {
- static $error_regexps;
- if (!isset($error_regexps)) {
- $error_regexps = array(
- '/(([Rr]elation|[Ss]equence|[Tt]able)( [\"\'].*[\"\'])? does not exist|[Cc]lass ".+" not found)$/' => DB_ERROR_NOSUCHTABLE,
- '/[Cc]olumn [\"\'].*[\"\'] .*does not exist/' => DB_ERROR_NOSUCHFIELD,
- '/[Rr]elation [\"\'].*[\"\'] already exists|[Cc]annot insert a duplicate key into (a )?unique index.*/' => DB_ERROR_ALREADY_EXISTS,
- '/(divide|division) by zero$/' => DB_ERROR_DIVZERO,
- '/pg_atoi: error in .*: can\'t parse /' => DB_ERROR_INVALID_NUMBER,
- '/invalid input syntax for integer/' => DB_ERROR_INVALID_NUMBER,
- '/ttribute [\"\'].*[\"\'] not found$|[Rr]elation [\"\'].*[\"\'] does not have attribute [\"\'].*[\"\']/' => DB_ERROR_NOSUCHFIELD,
- '/parser: parse error at or near \"/' => DB_ERROR_SYNTAX,
- '/syntax error at/' => DB_ERROR_SYNTAX,
- '/violates not-null constraint/' => DB_ERROR_CONSTRAINT_NOT_NULL,
- '/violates [\w ]+ constraint/' => DB_ERROR_CONSTRAINT,
- '/referential integrity violation/' => DB_ERROR_CONSTRAINT
- );
- }
- foreach ($error_regexps as $regexp => $code) {
- if (preg_match($regexp, $errormsg)) {
- return $code;
- }
- }
- // Fall back to DB_ERROR if there was no mapping.
- return DB_ERROR;
- }
-
- // }}}
- // {{{ fetchInto()
-
- /**
- * Fetch a row and insert the data into an existing array.
- *
- * Formating of the array and the data therein are configurable.
- * See DB_result::fetchInto() for more information.
- *
- * @param resource $result query result identifier
- * @param array $arr (reference) array where data from the row
- * should be placed
- * @param int $fetchmode how the resulting array should be indexed
- * @param int $rownum the row number to fetch
- *
- * @return mixed DB_OK on success, null when end of result set is
- * reached or on failure
- *
- * @see DB_result::fetchInto()
- * @access private
- */
- function fetchInto($result, &$arr, $fetchmode, $rownum=null)
- {
- $result_int = (int)$result;
- $rownum = ($rownum !== null) ? $rownum : $this->row[$result_int];
- if ($rownum >= $this->num_rows[$result_int]) {
- return null;
- }
- if ($fetchmode & DB_FETCHMODE_ASSOC) {
- $arr = @pg_fetch_array($result, $rownum, PGSQL_ASSOC);
- if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) {
- $arr = array_change_key_case($arr, CASE_LOWER);
- }
- } else {
- $arr = @pg_fetch_row($result, $rownum);
- }
- if (!$arr) {
- $err = pg_errormessage($this->connection);
- if (!$err) {
- return null;
- }
- return $this->pgsqlRaiseError();
- }
- if ($this->options['portability'] & DB_PORTABILITY_RTRIM) {
- $this->_rtrimArrayValues($arr);
- }
- if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) {
- $this->_convertNullArrayValuesToEmpty($arr);
- }
- $this->row[$result_int] = ++$rownum;
- return DB_OK;
- }
-
- // }}}
- // {{{ freeResult()
-
- /**
- * Free the internal resources associated with $result.
- *
- * @param $result int PostgreSQL result identifier
- *
- * @return bool true on success, false if $result is invalid
- */
- function freeResult($result)
- {
- if (is_resource($result)) {
- unset($this->row[(int)$result]);
- unset($this->num_rows[(int)$result]);
- $this->affected = 0;
- return @pg_freeresult($result);
- }
- return false;
- }
-
- // }}}
- // {{{ quote()
-
- /**
- * @deprecated Deprecated in release 1.6.0
- * @internal
- */
- function quote($str) {
- return $this->quoteSmart($str);
- }
-
- // }}}
- // {{{ quoteSmart()
-
- /**
- * Format input so it can be safely used in a query
- *
- * @param mixed $in data to be quoted
- *
- * @return mixed Submitted variable's type = returned value:
- * + null = the string <samp>NULL</samp>
- * + boolean = string <samp>TRUE</samp> or <samp>FALSE</samp>
- * + integer or double = the unquoted number
- * + other (including strings and numeric strings) =
- * the data escaped according to MySQL's settings
- * then encapsulated between single quotes
- *
- * @internal
- */
- function quoteSmart($in)
- {
- if (is_int($in) || is_double($in)) {
- return $in;
- } elseif (is_bool($in)) {
- return $in ? 'TRUE' : 'FALSE';
- } elseif (is_null($in)) {
- return 'NULL';
- } else {
- return "'" . $this->escapeSimple($in) . "'";
- }
- }
-
- // }}}
- // {{{ escapeSimple()
-
- /**
- * Escape a string according to the current DBMS's standards
- *
- * PostgreSQL treats a backslash as an escape character, so they are
- * removed.
- *
- * Not using pg_escape_string() yet because it requires PostgreSQL
- * to be at version 7.2 or greater.
- *
- * @param string $str the string to be escaped
- *
- * @return string the escaped string
- *
- * @internal
- */
- function escapeSimple($str) {
- return str_replace("'", "''", str_replace('\\', '\\\\', $str));
- }
-
- // }}}
- // {{{ numCols()
-
- /**
- * Get the number of columns in a result set.
- *
- * @param $result resource PostgreSQL result identifier
- *
- * @return int the number of columns per row in $result
- */
- function numCols($result)
- {
- $cols = @pg_numfields($result);
- if (!$cols) {
- return $this->pgsqlRaiseError();
- }
- return $cols;
- }
-
- // }}}
- // {{{ numRows()
-
- /**
- * Get the number of rows in a result set.
- *
- * @param $result resource PostgreSQL result identifier
- *
- * @return int the number of rows in $result
- */
- function numRows($result)
- {
- $rows = @pg_numrows($result);
- if ($rows === null) {
- return $this->pgsqlRaiseError();
- }
- return $rows;
- }
-
- // }}}
- // {{{ errorNative()
-
- /**
- * Get the native error code of the last error (if any) that
- * occured on the current connection.
- *
- * @return int native PostgreSQL error code
- */
- function errorNative()
- {
- return pg_errormessage($this->connection);
- }
-
- // }}}
- // {{{ autoCommit()
-
- /**
- * Enable/disable automatic commits
- */
- function autoCommit($onoff = false)
- {
- // XXX if $this->transaction_opcount > 0, we should probably
- // issue a warning here.
- $this->autocommit = $onoff ? true : false;
- return DB_OK;
- }
-
- // }}}
- // {{{ commit()
-
- /**
- * Commit the current transaction.
- */
- function commit()
- {
- if ($this->transaction_opcount > 0) {
- // (disabled) hack to shut up error messages from libpq.a
- //@fclose(@fopen("php://stderr", "w"));
- $result = @pg_exec($this->connection, 'end;');
- $this->transaction_opcount = 0;
- if (!$result) {
- return $this->pgsqlRaiseError();
- }
- }
- return DB_OK;
- }
-
- // }}}
- // {{{ rollback()
-
- /**
- * Roll back (undo) the current transaction.
- */
- function rollback()
- {
- if ($this->transaction_opcount > 0) {
- $result = @pg_exec($this->connection, 'abort;');
- $this->transaction_opcount = 0;
- if (!$result) {
- return $this->pgsqlRaiseError();
- }
- }
- return DB_OK;
- }
-
- // }}}
- // {{{ affectedRows()
-
- /**
- * Gets the number of rows affected by the last query.
- * if the last query was a select, returns 0.
- *
- * @return int number of rows affected by the last query or DB_ERROR
- */
- function affectedRows()
- {
- return $this->affected;
- }
-
- // }}}
- // {{{ nextId()
-
- /**
- * Returns the next free id in a sequence
- *
- * @param string $seq_name name of the sequence
- * @param boolean $ondemand when true, the seqence is automatically
- * created if it does not exist
- *
- * @return int the next id number in the sequence. DB_Error if problem.
- *
- * @internal
- * @see DB_common::nextID()
- * @access public
- */
- function nextId($seq_name, $ondemand = true)
- {
- $seqname = $this->getSequenceName($seq_name);
- $repeat = false;
- do {
- $this->pushErrorHandling(PEAR_ERROR_RETURN);
- $result =& $this->query("SELECT NEXTVAL('${seqname}')");
- $this->popErrorHandling();
- if ($ondemand && DB::isError($result) &&
- $result->getCode() == DB_ERROR_NOSUCHTABLE) {
- $repeat = true;
- $this->pushErrorHandling(PEAR_ERROR_RETURN);
- $result = $this->createSequence($seq_name);
- $this->popErrorHandling();
- if (DB::isError($result)) {
- return $this->raiseError($result);
- }
- } else {
- $repeat = false;
- }
- } while ($repeat);
- if (DB::isError($result)) {
- return $this->raiseError($result);
- }
- $arr = $result->fetchRow(DB_FETCHMODE_ORDERED);
- $result->free();
- return $arr[0];
- }
-
- // }}}
- // {{{ createSequence()
-
- /**
- * Create the sequence
- *
- * @param string $seq_name the name of the sequence
- * @return mixed DB_OK on success or DB error on error
- * @access public
- */
- function createSequence($seq_name)
- {
- $seqname = $this->getSequenceName($seq_name);
- $result = $this->query("CREATE SEQUENCE ${seqname}");
- return $result;
- }
-
- // }}}
- // {{{ dropSequence()
-
- /**
- * Drop a sequence
- *
- * @param string $seq_name the name of the sequence
- * @return mixed DB_OK on success or DB error on error
- * @access public
- */
- function dropSequence($seq_name)
- {
- $seqname = $this->getSequenceName($seq_name);
- return $this->query("DROP SEQUENCE ${seqname}");
- }
-
- // }}}
- // {{{ modifyLimitQuery()
-
- function modifyLimitQuery($query, $from, $count, $params = array())
- {
- $query = $query . " LIMIT $count OFFSET $from";
- return $query;
- }
-
- // }}}
- // {{{ pgsqlRaiseError()
-
- /**
- * Gather information about an error, then use that info to create a
- * DB error object and finally return that object.
- *
- * @param integer $errno PEAR error number (usually a DB constant) if
- * manually raising an error
- * @return object DB error object
- * @see errorNative()
- * @see errorCode()
- * @see DB_common::raiseError()
- */
- function pgsqlRaiseError($errno = null)
- {
- $native = $this->errorNative();
- if ($errno === null) {
- $err = $this->errorCode($native);
- } else {
- $err = $errno;
- }
- return $this->raiseError($err, null, null, null, $native);
- }
-
- // }}}
- // {{{ _pgFieldFlags()
-
- /**
- * Flags of a Field
- *
- * @param int $resource PostgreSQL result identifier
- * @param int $num_field the field number
- *
- * @return string The flags of the field ("not_null", "default_value",
- * "primary_key", "unique_key" and "multiple_key"
- * are supported). The default value is passed
- * through rawurlencode() in case there are spaces in it.
- * @access private
- */
- function _pgFieldFlags($resource, $num_field, $table_name)
- {
- $field_name = @pg_fieldname($resource, $num_field);
-
- $result = @pg_exec($this->connection, "SELECT f.attnotnull, f.atthasdef
- FROM pg_attribute f, pg_class tab, pg_type typ
- WHERE tab.relname = typ.typname
- AND typ.typrelid = f.attrelid
- AND f.attname = '$field_name'
- AND tab.relname = '$table_name'");
- if (@pg_numrows($result) > 0) {
- $row = @pg_fetch_row($result, 0);
- $flags = ($row[0] == 't') ? 'not_null ' : '';
-
- if ($row[1] == 't') {
- $result = @pg_exec($this->connection, "SELECT a.adsrc
- FROM pg_attribute f, pg_class tab, pg_type typ, pg_attrdef a
- WHERE tab.relname = typ.typname AND typ.typrelid = f.attrelid
- AND f.attrelid = a.adrelid AND f.attname = '$field_name'
- AND tab.relname = '$table_name' AND f.attnum = a.adnum");
- $row = @pg_fetch_row($result, 0);
- $num = preg_replace("/'(.*)'::\w+/", "\\1", $row[0]);
- $flags .= 'default_' . rawurlencode($num) . ' ';
- }
- } else {
- $flags = '';
- }
- $result = @pg_exec($this->connection, "SELECT i.indisunique, i.indisprimary, i.indkey
- FROM pg_attribute f, pg_class tab, pg_type typ, pg_index i
- WHERE tab.relname = typ.typname
- AND typ.typrelid = f.attrelid
- AND f.attrelid = i.indrelid
- AND f.attname = '$field_name'
- AND tab.relname = '$table_name'");
- $count = @pg_numrows($result);
-
- for ($i = 0; $i < $count ; $i++) {
- $row = @pg_fetch_row($result, $i);
- $keys = explode(' ', $row[2]);
-
- if (in_array($num_field + 1, $keys)) {
- $flags .= ($row[0] == 't' && $row[1] == 'f') ? 'unique_key ' : '';
- $flags .= ($row[1] == 't') ? 'primary_key ' : '';
- if (count($keys) > 1)
- $flags .= 'multiple_key ';
- }
- }
-
- return trim($flags);
- }
-
- // }}}
- // {{{ tableInfo()
-
- /**
- * Returns information about a table or a result set.
- *
- * NOTE: only supports 'table' and 'flags' if <var>$result</var>
- * is a table name.
- *
- * @param object|string $result DB_result object from a query or a
- * string containing the name of a table
- * @param int $mode a valid tableInfo mode
- * @return array an associative array with the information requested
- * or an error object if something is wrong
- * @access public
- * @internal
- * @see DB_common::tableInfo()
- */
- function tableInfo($result, $mode = null)
- {
- if (isset($result->result)) {
- /*
- * Probably received a result object.
- * Extract the result resource identifier.
- */
- $id = $result->result;
- $got_string = false;
- } elseif (is_string($result)) {
- /*
- * Probably received a table name.
- * Create a result resource identifier.
- */
- $id = @pg_exec($this->connection, "SELECT * FROM $result LIMIT 0");
- $got_string = true;
- } else {
- /*
- * Probably received a result resource identifier.
- * Copy it.
- * Deprecated. Here for compatibility only.
- */
- $id = $result;
- $got_string = false;
- }
-
- if (!is_resource($id)) {
- return $this->pgsqlRaiseError(DB_ERROR_NEED_MORE_DATA);
- }
-
- if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) {
- $case_func = 'strtolower';
- } else {
- $case_func = 'strval';
- }
-
- $count = @pg_numfields($id);
-
- // made this IF due to performance (one if is faster than $count if's)
- if (!$mode) {
-
- for ($i=0; $i<$count; $i++) {
- $res[$i]['table'] = $got_string ? $case_func($result) : '';
- $res[$i]['name'] = $case_func(@pg_fieldname($id, $i));
- $res[$i]['type'] = @pg_fieldtype($id, $i);
- $res[$i]['len'] = @pg_fieldsize($id, $i);
- $res[$i]['flags'] = $got_string ? $this->_pgFieldflags($id, $i, $result) : '';
- }
-
- } else { // full
- $res['num_fields']= $count;
-
- for ($i=0; $i<$count; $i++) {
- $res[$i]['table'] = $got_string ? $case_func($result) : '';
- $res[$i]['name'] = $case_func(@pg_fieldname($id, $i));
- $res[$i]['type'] = @pg_fieldtype($id, $i);
- $res[$i]['len'] = @pg_fieldsize($id, $i);
- $res[$i]['flags'] = $got_string ? $this->_pgFieldFlags($id, $i, $result) : '';
-
- if ($mode & DB_TABLEINFO_ORDER) {
- $res['order'][$res[$i]['name']] = $i;
- }
- if ($mode & DB_TABLEINFO_ORDERTABLE) {
- $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i;
- }
- }
- }
-
- // free the result only if we were called on a table
- if ($got_string) {
- @pg_freeresult($id);
- }
- return $res;
- }
-
- // }}}
- // {{{ getTablesQuery()
-
- /**
- * Returns the query needed to get some backend info
- * @param string $type What kind of info you want to retrieve
- * @return string The SQL query string
- */
- function getSpecialQuery($type)
- {
- switch ($type) {
- case 'tables':
- return "SELECT c.relname as \"Name\"
- FROM pg_class c, pg_user u
- WHERE c.relowner = u.usesysid AND c.relkind = 'r'
- AND not exists (select 1 from pg_views where viewname = c.relname)
- AND c.relname !~ '^(pg_|sql_)'
- UNION
- SELECT c.relname as \"Name\"
- FROM pg_class c
- WHERE c.relkind = 'r'
- AND not exists (select 1 from pg_views where viewname = c.relname)
- AND not exists (select 1 from pg_user where usesysid = c.relowner)
- AND c.relname !~ '^pg_'";
- case 'views':
- // Table cols: viewname | viewowner | definition
- return 'SELECT viewname FROM pg_views';
- case 'users':
- // cols: usename |usesysid|usecreatedb|usetrace|usesuper|usecatupd|passwd |valuntil
- return 'SELECT usename FROM pg_user';
- case 'databases':
- return 'SELECT datname FROM pg_database';
- case 'functions':
- return 'SELECT proname FROM pg_proc';
- default:
- return null;
- }
- }
-
- // }}}
-
- }
-
- /*
- * Local variables:
- * tab-width: 4
- * c-basic-offset: 4
- * End:
- */
-
- ?>
-