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320 jpm 1
<?php
2
 
3
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
4
 
5
/**
6
 * The PEAR DB driver for PHP's fbsql extension
7
 * for interacting with FrontBase databases
8
 *
9
 * PHP versions 4 and 5
10
 *
11
 * LICENSE: This source file is subject to version 3.0 of the PHP license
12
 * that is available through the world-wide-web at the following URI:
13
 * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
14
 * the PHP License and are unable to obtain it through the web, please
15
 * send a note to license@php.net so we can mail you a copy immediately.
16
 *
17
 * @category   Database
18
 * @package    DB
19
 * @author     Frank M. Kromann <frank@frontbase.com>
20
 * @author     Daniel Convissor <danielc@php.net>
21
 * @copyright  1997-2005 The PHP Group
22
 * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
1173 jp_milcent 23
 * @version    CVS: $Id: fbsql.php,v 1.3 2006-12-14 15:04:28 jp_milcent Exp $
320 jpm 24
 * @link       http://pear.php.net/package/DB
25
 */
26
 
27
/**
28
 * Obtain the DB_common class so it can be extended from
29
 */
30
require_once 'DB/common.php';
31
 
32
/**
33
 * The methods PEAR DB uses to interact with PHP's fbsql extension
34
 * for interacting with FrontBase databases
35
 *
36
 * These methods overload the ones declared in DB_common.
37
 *
38
 * @category   Database
39
 * @package    DB
40
 * @author     Frank M. Kromann <frank@frontbase.com>
41
 * @author     Daniel Convissor <danielc@php.net>
42
 * @copyright  1997-2005 The PHP Group
43
 * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
1173 jp_milcent 44
 * @version    Release: 1.7.6
320 jpm 45
 * @link       http://pear.php.net/package/DB
46
 * @since      Class functional since Release 1.7.0
47
 */
48
class DB_fbsql extends DB_common
49
{
50
    // {{{ properties
51
 
52
    /**
53
     * The DB driver type (mysql, oci8, odbc, etc.)
54
     * @var string
55
     */
56
    var $phptype = 'fbsql';
57
 
58
    /**
59
     * The database syntax variant to be used (db2, access, etc.), if any
60
     * @var string
61
     */
62
    var $dbsyntax = 'fbsql';
63
 
64
    /**
65
     * The capabilities of this DB implementation
66
     *
67
     * The 'new_link' element contains the PHP version that first provided
68
     * new_link support for this DBMS.  Contains false if it's unsupported.
69
     *
70
     * Meaning of the 'limit' element:
71
     *   + 'emulate' = emulate with fetch row by number
72
     *   + 'alter'   = alter the query
73
     *   + false     = skip rows
74
     *
75
     * @var array
76
     */
77
    var $features = array(
78
        'limit'         => 'alter',
79
        'new_link'      => false,
80
        'numrows'       => true,
81
        'pconnect'      => true,
82
        'prepare'       => false,
83
        'ssl'           => false,
84
        'transactions'  => true,
85
    );
86
 
87
    /**
88
     * A mapping of native error codes to DB error codes
89
     * @var array
90
     */
91
    var $errorcode_map = array(
92
         22 => DB_ERROR_SYNTAX,
93
         85 => DB_ERROR_ALREADY_EXISTS,
94
        108 => DB_ERROR_SYNTAX,
95
        116 => DB_ERROR_NOSUCHTABLE,
96
        124 => DB_ERROR_VALUE_COUNT_ON_ROW,
97
        215 => DB_ERROR_NOSUCHFIELD,
98
        217 => DB_ERROR_INVALID_NUMBER,
99
        226 => DB_ERROR_NOSUCHFIELD,
100
        231 => DB_ERROR_INVALID,
101
        239 => DB_ERROR_TRUNCATED,
102
        251 => DB_ERROR_SYNTAX,
103
        266 => DB_ERROR_NOT_FOUND,
104
        357 => DB_ERROR_CONSTRAINT_NOT_NULL,
105
        358 => DB_ERROR_CONSTRAINT,
106
        360 => DB_ERROR_CONSTRAINT,
107
        361 => DB_ERROR_CONSTRAINT,
108
    );
109
 
110
    /**
111
     * The raw database connection created by PHP
112
     * @var resource
113
     */
114
    var $connection;
115
 
116
    /**
117
     * The DSN information for connecting to a database
118
     * @var array
119
     */
120
    var $dsn = array();
121
 
122
 
123
    // }}}
124
    // {{{ constructor
125
 
126
    /**
127
     * This constructor calls <kbd>$this->DB_common()</kbd>
128
     *
129
     * @return void
130
     */
131
    function DB_fbsql()
132
    {
133
        $this->DB_common();
134
    }
135
 
136
    // }}}
137
    // {{{ connect()
138
 
139
    /**
140
     * Connect to the database server, log in and open the database
141
     *
142
     * Don't call this method directly.  Use DB::connect() instead.
143
     *
144
     * @param array $dsn         the data source name
145
     * @param bool  $persistent  should the connection be persistent?
146
     *
147
     * @return int  DB_OK on success. A DB_Error object on failure.
148
     */
149
    function connect($dsn, $persistent = false)
150
    {
151
        if (!PEAR::loadExtension('fbsql')) {
152
            return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND);
153
        }
154
 
155
        $this->dsn = $dsn;
156
        if ($dsn['dbsyntax']) {
157
            $this->dbsyntax = $dsn['dbsyntax'];
158
        }
159
 
160
        $params = array(
161
            $dsn['hostspec'] ? $dsn['hostspec'] : 'localhost',
162
            $dsn['username'] ? $dsn['username'] : null,
163
            $dsn['password'] ? $dsn['password'] : null,
164
        );
165
 
166
        $connect_function = $persistent ? 'fbsql_pconnect' : 'fbsql_connect';
167
 
168
        $ini = ini_get('track_errors');
169
        $php_errormsg = '';
170
        if ($ini) {
171
            $this->connection = @call_user_func_array($connect_function,
172
                                                      $params);
173
        } else {
174
            ini_set('track_errors', 1);
175
            $this->connection = @call_user_func_array($connect_function,
176
                                                      $params);
177
            ini_set('track_errors', $ini);
178
        }
179
 
180
        if (!$this->connection) {
181
            return $this->raiseError(DB_ERROR_CONNECT_FAILED,
182
                                     null, null, null,
183
                                     $php_errormsg);
184
        }
185
 
186
        if ($dsn['database']) {
187
            if (!@fbsql_select_db($dsn['database'], $this->connection)) {
188
                return $this->fbsqlRaiseError();
189
            }
190
        }
191
 
192
        return DB_OK;
193
    }
194
 
195
    // }}}
196
    // {{{ disconnect()
197
 
198
    /**
199
     * Disconnects from the database server
200
     *
201
     * @return bool  TRUE on success, FALSE on failure
202
     */
203
    function disconnect()
204
    {
205
        $ret = @fbsql_close($this->connection);
206
        $this->connection = null;
207
        return $ret;
208
    }
209
 
210
    // }}}
211
    // {{{ simpleQuery()
212
 
213
    /**
214
     * Sends a query to the database server
215
     *
216
     * @param string  the SQL query string
217
     *
218
     * @return mixed  + a PHP result resrouce for successful SELECT queries
219
     *                + the DB_OK constant for other successful queries
220
     *                + a DB_Error object on failure
221
     */
222
    function simpleQuery($query)
223
    {
224
        $this->last_query = $query;
225
        $query = $this->modifyQuery($query);
226
        $result = @fbsql_query("$query;", $this->connection);
227
        if (!$result) {
228
            return $this->fbsqlRaiseError();
229
        }
230
        // Determine which queries that should return data, and which
231
        // should return an error code only.
232
        if (DB::isManip($query)) {
233
            return DB_OK;
234
        }
235
        return $result;
236
    }
237
 
238
    // }}}
239
    // {{{ nextResult()
240
 
241
    /**
242
     * Move the internal fbsql result pointer to the next available result
243
     *
244
     * @param a valid fbsql result resource
245
     *
246
     * @access public
247
     *
248
     * @return true if a result is available otherwise return false
249
     */
250
    function nextResult($result)
251
    {
252
        return @fbsql_next_result($result);
253
    }
254
 
255
    // }}}
256
    // {{{ fetchInto()
257
 
258
    /**
259
     * Places a row from the result set into the given array
260
     *
261
     * Formating of the array and the data therein are configurable.
262
     * See DB_result::fetchInto() for more information.
263
     *
264
     * This method is not meant to be called directly.  Use
265
     * DB_result::fetchInto() instead.  It can't be declared "protected"
266
     * because DB_result is a separate object.
267
     *
268
     * @param resource $result    the query result resource
269
     * @param array    $arr       the referenced array to put the data in
270
     * @param int      $fetchmode how the resulting array should be indexed
271
     * @param int      $rownum    the row number to fetch (0 = first row)
272
     *
273
     * @return mixed  DB_OK on success, NULL when the end of a result set is
274
     *                 reached or on failure
275
     *
276
     * @see DB_result::fetchInto()
277
     */
278
    function fetchInto($result, &$arr, $fetchmode, $rownum = null)
279
    {
280
        if ($rownum !== null) {
281
            if (!@fbsql_data_seek($result, $rownum)) {
282
                return null;
283
            }
284
        }
285
        if ($fetchmode & DB_FETCHMODE_ASSOC) {
286
            $arr = @fbsql_fetch_array($result, FBSQL_ASSOC);
287
            if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) {
288
                $arr = array_change_key_case($arr, CASE_LOWER);
289
            }
290
        } else {
291
            $arr = @fbsql_fetch_row($result);
292
        }
293
        if (!$arr) {
294
            return null;
295
        }
296
        if ($this->options['portability'] & DB_PORTABILITY_RTRIM) {
297
            $this->_rtrimArrayValues($arr);
298
        }
299
        if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) {
300
            $this->_convertNullArrayValuesToEmpty($arr);
301
        }
302
        return DB_OK;
303
    }
304
 
305
    // }}}
306
    // {{{ freeResult()
307
 
308
    /**
309
     * Deletes the result set and frees the memory occupied by the result set
310
     *
311
     * This method is not meant to be called directly.  Use
312
     * DB_result::free() instead.  It can't be declared "protected"
313
     * because DB_result is a separate object.
314
     *
315
     * @param resource $result  PHP's query result resource
316
     *
317
     * @return bool  TRUE on success, FALSE if $result is invalid
318
     *
319
     * @see DB_result::free()
320
     */
321
    function freeResult($result)
322
    {
323
        return @fbsql_free_result($result);
324
    }
325
 
326
    // }}}
327
    // {{{ autoCommit()
328
 
329
    /**
330
     * Enables or disables automatic commits
331
     *
332
     * @param bool $onoff  true turns it on, false turns it off
333
     *
334
     * @return int  DB_OK on success.  A DB_Error object if the driver
335
     *               doesn't support auto-committing transactions.
336
     */
337
    function autoCommit($onoff=false)
338
    {
339
        if ($onoff) {
340
            $this->query("SET COMMIT TRUE");
341
        } else {
342
            $this->query("SET COMMIT FALSE");
343
        }
344
    }
345
 
346
    // }}}
347
    // {{{ commit()
348
 
349
    /**
350
     * Commits the current transaction
351
     *
352
     * @return int  DB_OK on success.  A DB_Error object on failure.
353
     */
354
    function commit()
355
    {
356
        @fbsql_commit();
357
    }
358
 
359
    // }}}
360
    // {{{ rollback()
361
 
362
    /**
363
     * Reverts the current transaction
364
     *
365
     * @return int  DB_OK on success.  A DB_Error object on failure.
366
     */
367
    function rollback()
368
    {
369
        @fbsql_rollback();
370
    }
371
 
372
    // }}}
373
    // {{{ numCols()
374
 
375
    /**
376
     * Gets the number of columns in a result set
377
     *
378
     * This method is not meant to be called directly.  Use
379
     * DB_result::numCols() instead.  It can't be declared "protected"
380
     * because DB_result is a separate object.
381
     *
382
     * @param resource $result  PHP's query result resource
383
     *
384
     * @return int  the number of columns.  A DB_Error object on failure.
385
     *
386
     * @see DB_result::numCols()
387
     */
388
    function numCols($result)
389
    {
390
        $cols = @fbsql_num_fields($result);
391
        if (!$cols) {
392
            return $this->fbsqlRaiseError();
393
        }
394
        return $cols;
395
    }
396
 
397
    // }}}
398
    // {{{ numRows()
399
 
400
    /**
401
     * Gets the number of rows in a result set
402
     *
403
     * This method is not meant to be called directly.  Use
404
     * DB_result::numRows() instead.  It can't be declared "protected"
405
     * because DB_result is a separate object.
406
     *
407
     * @param resource $result  PHP's query result resource
408
     *
409
     * @return int  the number of rows.  A DB_Error object on failure.
410
     *
411
     * @see DB_result::numRows()
412
     */
413
    function numRows($result)
414
    {
415
        $rows = @fbsql_num_rows($result);
416
        if ($rows === null) {
417
            return $this->fbsqlRaiseError();
418
        }
419
        return $rows;
420
    }
421
 
422
    // }}}
423
    // {{{ affectedRows()
424
 
425
    /**
426
     * Determines the number of rows affected by a data maniuplation query
427
     *
428
     * 0 is returned for queries that don't manipulate data.
429
     *
430
     * @return int  the number of rows.  A DB_Error object on failure.
431
     */
432
    function affectedRows()
433
    {
434
        if (DB::isManip($this->last_query)) {
435
            $result = @fbsql_affected_rows($this->connection);
436
        } else {
437
            $result = 0;
438
        }
439
        return $result;
440
     }
441
 
442
    // }}}
443
    // {{{ nextId()
444
 
445
    /**
446
     * Returns the next free id in a sequence
447
     *
448
     * @param string  $seq_name  name of the sequence
449
     * @param boolean $ondemand  when true, the seqence is automatically
450
     *                            created if it does not exist
451
     *
452
     * @return int  the next id number in the sequence.
453
     *               A DB_Error object on failure.
454
     *
455
     * @see DB_common::nextID(), DB_common::getSequenceName(),
456
     *      DB_fbsql::createSequence(), DB_fbsql::dropSequence()
457
     */
458
    function nextId($seq_name, $ondemand = true)
459
    {
460
        $seqname = $this->getSequenceName($seq_name);
461
        do {
462
            $repeat = 0;
463
            $this->pushErrorHandling(PEAR_ERROR_RETURN);
464
            $result = $this->query('SELECT UNIQUE FROM ' . $seqname);
465
            $this->popErrorHandling();
466
            if ($ondemand && DB::isError($result) &&
467
                $result->getCode() == DB_ERROR_NOSUCHTABLE) {
468
                $repeat = 1;
469
                $result = $this->createSequence($seq_name);
470
                if (DB::isError($result)) {
471
                    return $result;
472
                }
473
            } else {
474
                $repeat = 0;
475
            }
476
        } while ($repeat);
477
        if (DB::isError($result)) {
478
            return $this->fbsqlRaiseError();
479
        }
480
        $result->fetchInto($tmp, DB_FETCHMODE_ORDERED);
481
        return $tmp[0];
482
    }
483
 
484
    /**
485
     * Creates a new sequence
486
     *
487
     * @param string $seq_name  name of the new sequence
488
     *
489
     * @return int  DB_OK on success.  A DB_Error object on failure.
490
     *
491
     * @see DB_common::createSequence(), DB_common::getSequenceName(),
492
     *      DB_fbsql::nextID(), DB_fbsql::dropSequence()
493
     */
494
    function createSequence($seq_name)
495
    {
496
        $seqname = $this->getSequenceName($seq_name);
497
        $res = $this->query('CREATE TABLE ' . $seqname
498
                            . ' (id INTEGER NOT NULL,'
499
                            . ' PRIMARY KEY(id))');
500
        if ($res) {
501
            $res = $this->query('SET UNIQUE = 0 FOR ' . $seqname);
502
        }
503
        return $res;
504
    }
505
 
506
    // }}}
507
    // {{{ dropSequence()
508
 
509
    /**
510
     * Deletes a sequence
511
     *
512
     * @param string $seq_name  name of the sequence to be deleted
513
     *
514
     * @return int  DB_OK on success.  A DB_Error object on failure.
515
     *
516
     * @see DB_common::dropSequence(), DB_common::getSequenceName(),
517
     *      DB_fbsql::nextID(), DB_fbsql::createSequence()
518
     */
519
    function dropSequence($seq_name)
520
    {
521
        return $this->query('DROP TABLE ' . $this->getSequenceName($seq_name)
522
                            . ' RESTRICT');
523
    }
524
 
525
    // }}}
526
    // {{{ modifyLimitQuery()
527
 
528
    /**
529
     * Adds LIMIT clauses to a query string according to current DBMS standards
530
     *
531
     * @param string $query   the query to modify
532
     * @param int    $from    the row to start to fetching (0 = the first row)
533
     * @param int    $count   the numbers of rows to fetch
534
     * @param mixed  $params  array, string or numeric data to be used in
535
     *                         execution of the statement.  Quantity of items
536
     *                         passed must match quantity of placeholders in
537
     *                         query:  meaning 1 placeholder for non-array
538
     *                         parameters or 1 placeholder per array element.
539
     *
540
     * @return string  the query string with LIMIT clauses added
541
     *
542
     * @access protected
543
     */
544
    function modifyLimitQuery($query, $from, $count, $params = array())
545
    {
546
        if (DB::isManip($query)) {
547
            return preg_replace('/^([\s(])*SELECT/i',
548
                                "\\1SELECT TOP($count)", $query);
549
        } else {
550
            return preg_replace('/([\s(])*SELECT/i',
551
                                "\\1SELECT TOP($from, $count)", $query);
552
        }
553
    }
554
 
555
    // }}}
556
    // {{{ quoteSmart()
557
 
558
    /**
559
     * Formats input so it can be safely used in a query
560
     *
561
     * @param mixed $in  the data to be formatted
562
     *
563
     * @return mixed  the formatted data.  The format depends on the input's
564
     *                 PHP type:
565
     *                 + null = the string <samp>NULL</samp>
566
     *                 + boolean = string <samp>TRUE</samp> or <samp>FALSE</samp>
567
     *                 + integer or double = the unquoted number
568
     *                 + other (including strings and numeric strings) =
569
     *                   the data escaped according to FrontBase's settings
570
     *                   then encapsulated between single quotes
571
     *
572
     * @see DB_common::quoteSmart()
573
     * @since Method available since Release 1.6.0
574
     */
575
    function quoteSmart($in)
576
    {
577
        if (is_int($in) || is_double($in)) {
578
            return $in;
579
        } elseif (is_bool($in)) {
580
            return $in ? 'TRUE' : 'FALSE';
581
        } elseif (is_null($in)) {
582
            return 'NULL';
583
        } else {
584
            return "'" . $this->escapeSimple($in) . "'";
585
        }
586
    }
587
 
588
    // }}}
589
    // {{{ fbsqlRaiseError()
590
 
591
    /**
592
     * Produces a DB_Error object regarding the current problem
593
     *
594
     * @param int $errno  if the error is being manually raised pass a
595
     *                     DB_ERROR* constant here.  If this isn't passed
596
     *                     the error information gathered from the DBMS.
597
     *
598
     * @return object  the DB_Error object
599
     *
600
     * @see DB_common::raiseError(),
601
     *      DB_fbsql::errorNative(), DB_common::errorCode()
602
     */
603
    function fbsqlRaiseError($errno = null)
604
    {
605
        if ($errno === null) {
606
            $errno = $this->errorCode(fbsql_errno($this->connection));
607
        }
608
        return $this->raiseError($errno, null, null, null,
609
                                 @fbsql_error($this->connection));
610
    }
611
 
612
    // }}}
613
    // {{{ errorNative()
614
 
615
    /**
616
     * Gets the DBMS' native error code produced by the last query
617
     *
618
     * @return int  the DBMS' error code
619
     */
620
    function errorNative()
621
    {
622
        return @fbsql_errno($this->connection);
623
    }
624
 
625
    // }}}
626
    // {{{ tableInfo()
627
 
628
    /**
629
     * Returns information about a table or a result set
630
     *
631
     * @param object|string  $result  DB_result object from a query or a
632
     *                                 string containing the name of a table.
633
     *                                 While this also accepts a query result
634
     *                                 resource identifier, this behavior is
635
     *                                 deprecated.
636
     * @param int            $mode    a valid tableInfo mode
637
     *
638
     * @return array  an associative array with the information requested.
639
     *                 A DB_Error object on failure.
640
     *
641
     * @see DB_common::tableInfo()
642
     */
643
    function tableInfo($result, $mode = null)
644
    {
645
        if (is_string($result)) {
646
            /*
647
             * Probably received a table name.
648
             * Create a result resource identifier.
649
             */
650
            $id = @fbsql_list_fields($this->dsn['database'],
651
                                     $result, $this->connection);
652
            $got_string = true;
653
        } elseif (isset($result->result)) {
654
            /*
655
             * Probably received a result object.
656
             * Extract the result resource identifier.
657
             */
658
            $id = $result->result;
659
            $got_string = false;
660
        } else {
661
            /*
662
             * Probably received a result resource identifier.
663
             * Copy it.
664
             * Deprecated.  Here for compatibility only.
665
             */
666
            $id = $result;
667
            $got_string = false;
668
        }
669
 
670
        if (!is_resource($id)) {
671
            return $this->fbsqlRaiseError(DB_ERROR_NEED_MORE_DATA);
672
        }
673
 
674
        if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) {
675
            $case_func = 'strtolower';
676
        } else {
677
            $case_func = 'strval';
678
        }
679
 
680
        $count = @fbsql_num_fields($id);
681
        $res   = array();
682
 
683
        if ($mode) {
684
            $res['num_fields'] = $count;
685
        }
686
 
687
        for ($i = 0; $i < $count; $i++) {
688
            $res[$i] = array(
689
                'table' => $case_func(@fbsql_field_table($id, $i)),
690
                'name'  => $case_func(@fbsql_field_name($id, $i)),
691
                'type'  => @fbsql_field_type($id, $i),
692
                'len'   => @fbsql_field_len($id, $i),
693
                'flags' => @fbsql_field_flags($id, $i),
694
            );
695
            if ($mode & DB_TABLEINFO_ORDER) {
696
                $res['order'][$res[$i]['name']] = $i;
697
            }
698
            if ($mode & DB_TABLEINFO_ORDERTABLE) {
699
                $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i;
700
            }
701
        }
702
 
703
        // free the result only if we were called on a table
704
        if ($got_string) {
705
            @fbsql_free_result($id);
706
        }
707
        return $res;
708
    }
709
 
710
    // }}}
711
    // {{{ getSpecialQuery()
712
 
713
    /**
714
     * Obtains the query string needed for listing a given type of objects
715
     *
716
     * @param string $type  the kind of objects you want to retrieve
717
     *
718
     * @return string  the SQL query string or null if the driver doesn't
719
     *                  support the object type requested
720
     *
721
     * @access protected
722
     * @see DB_common::getListOf()
723
     */
724
    function getSpecialQuery($type)
725
    {
726
        switch ($type) {
727
            case 'tables':
728
                return 'SELECT "table_name" FROM information_schema.tables'
729
                       . ' t0, information_schema.schemata t1'
730
                       . ' WHERE t0.schema_pk=t1.schema_pk AND'
731
                       . ' "table_type" = \'BASE TABLE\''
732
                       . ' AND "schema_name" = current_schema';
733
            case 'views':
734
                return 'SELECT "table_name" FROM information_schema.tables'
735
                       . ' t0, information_schema.schemata t1'
736
                       . ' WHERE t0.schema_pk=t1.schema_pk AND'
737
                       . ' "table_type" = \'VIEW\''
738
                       . ' AND "schema_name" = current_schema';
739
            case 'users':
740
                return 'SELECT "user_name" from information_schema.users';
741
            case 'functions':
742
                return 'SELECT "routine_name" FROM'
743
                       . ' information_schema.psm_routines'
744
                       . ' t0, information_schema.schemata t1'
745
                       . ' WHERE t0.schema_pk=t1.schema_pk'
746
                       . ' AND "routine_kind"=\'FUNCTION\''
747
                       . ' AND "schema_name" = current_schema';
748
            case 'procedures':
749
                return 'SELECT "routine_name" FROM'
750
                       . ' information_schema.psm_routines'
751
                       . ' t0, information_schema.schemata t1'
752
                       . ' WHERE t0.schema_pk=t1.schema_pk'
753
                       . ' AND "routine_kind"=\'PROCEDURE\''
754
                       . ' AND "schema_name" = current_schema';
755
            default:
756
                return null;
757
        }
758
    }
759
 
760
    // }}}
761
}
762
 
763
/*
764
 * Local variables:
765
 * tab-width: 4
766
 * c-basic-offset: 4
767
 * End:
768
 */
769
 
770
?>