3 V5.14 8 Sept 2011 (c) 2000-2011 John Lim (jlim#natsoft.com). All rights reserved.
4 Released under both BSD license and Lesser GPL library license.
5 Whenever there is any discrepancy between the two licenses,
6 the BSD license will take precedence.
7 Set tabs to 4 for best viewing.
9 Latest version is available at http://adodb.sourceforge.net
11 Native mssql driver. Requires mssql client. Works on Windows.
12 To configure for Unix, see
13 http://phpbuilder.com/columns/alberto20000919.php3
18 // security - hide paths
19 if (!defined('ADODB_DIR')) die();
21 //----------------------------------------------------------------
22 // MSSQL returns dates with the format Oct 13 2002 or 13 Oct 2002
23 // and this causes tons of problems because localized versions of
24 // MSSQL will return the dates in dmy or mdy order; and also the
25 // month strings depends on what language has been configured. The
26 // following two variables allow you to control the localization
29 // MORE LOCALIZATION INFO
30 // ----------------------
31 // To configure datetime, look for and modify sqlcommn.loc,
32 // typically found in c:\mssql\install
34 // http://support.microsoft.com/default.aspx?scid=kb;EN-US;q220918
36 // CONVERT(char(12),datecol,120)
37 //----------------------------------------------------------------
40 // has datetime converstion to YYYY-MM-DD format, and also mssql_fetch_assoc
41 if (ADODB_PHPVER
>= 0x4300) {
42 // docs say 4.2.0, but testing shows only since 4.3.0 does it work!
43 ini_set('mssql.datetimeconvert',0);
45 global $ADODB_mssql_mths; // array, months must be upper-case
48 $ADODB_mssql_date_order = 'mdy';
49 $ADODB_mssql_mths = array(
50 'JAN'=>1,'FEB'=>2,'MAR'=>3,'APR'=>4,'MAY'=>5,'JUN'=>6,
51 'JUL'=>7,'AUG'=>8,'SEP'=>9,'OCT'=>10,'NOV'=>11,'DEC'=>12);
54 //---------------------------------------------------------------------------
55 // Call this to autoset $ADODB_mssql_date_order at the beginning of your code,
56 // just after you connect to the database. Supports mdy and dmy only.
57 // Not required for PHP 4.2.0 and above.
58 function AutoDetect_MSSQL_Date_Order($conn)
60 global $ADODB_mssql_date_order;
61 $adate = $conn->GetOne('select getdate()');
66 //ADOConnection::outp( "MSSQL: YYYY-MM-DD date format not supported currently");
68 $ADODB_mssql_date_order = 'dmy';
70 $ADODB_mssql_date_order = 'mdy';
74 class ADODB_mssql
extends ADOConnection
{
75 var $databaseType = "mssql";
76 var $dataProvider = "mssql";
77 var $replaceQuote = "''"; // string to use to replace quotes
78 var $fmtDate = "'Y-m-d'";
79 var $fmtTimeStamp = "'Y-m-d H:i:s'";
80 var $hasInsertID = true;
81 var $substr = "substring";
83 var $hasAffectedRows = true;
84 var $metaDatabasesSQL = "select name from sysdatabases where name <> 'master'";
85 var $metaTablesSQL="select name,case when type='U' then 'T' else 'V' end from sysobjects where (type='U' or type='V') and (name not in ('sysallocations','syscolumns','syscomments','sysdepends','sysfilegroups','sysfiles','sysfiles1','sysforeignkeys','sysfulltextcatalogs','sysindexes','sysindexkeys','sysmembers','sysobjects','syspermissions','sysprotects','sysreferences','systypes','sysusers','sysalternates','sysconstraints','syssegments','REFERENTIAL_CONSTRAINTS','CHECK_CONSTRAINTS','CONSTRAINT_TABLE_USAGE','CONSTRAINT_COLUMN_USAGE','VIEWS','VIEW_TABLE_USAGE','VIEW_COLUMN_USAGE','SCHEMATA','TABLES','TABLE_CONSTRAINTS','TABLE_PRIVILEGES','COLUMNS','COLUMN_DOMAIN_USAGE','COLUMN_PRIVILEGES','DOMAINS','DOMAIN_CONSTRAINTS','KEY_COLUMN_USAGE','dtproperties'))";
86 var $metaColumnsSQL = # xtype==61 is datetime
87 "select c.name,t.name,c.length,
88 (case when c.xusertype=61 then 0 else c.xprec end),
89 (case when c.xusertype=61 then 0 else c.xscale end)
90 from syscolumns c join systypes t on t.xusertype=c.xusertype join sysobjects o on o.id=c.id where o.name='%s'";
91 var $hasTop = 'top'; // support mssql SELECT TOP 10 * FROM TABLE
93 var $sysDate = 'convert(datetime,convert(char,GetDate(),102),102)';
94 var $sysTimeStamp = 'GetDate()';
96 var $maxParameterLen = 4000;
97 var $arrayClass = 'ADORecordSet_array_mssql';
98 var $uniqueSort = true;
99 var $leftOuter = '*=';
100 var $rightOuter = '=*';
101 var $ansiOuter = true; // for mssql7 or later
102 var $poorAffectedRows = true;
103 var $identitySQL = 'select SCOPE_IDENTITY()'; // 'select SCOPE_IDENTITY'; # for mssql 2000
104 var $uniqueOrderBy = true;
105 var $_bindInputArray = true;
106 var $forceNewConnect = false;
108 function ADODB_mssql()
110 $this->_has_mssql_init
= (strnatcmp(PHP_VERSION
,'4.1.0')>=0);
113 function ServerInfo()
115 global $ADODB_FETCH_MODE;
118 if ($this->fetchMode
=== false) {
119 $savem = $ADODB_FETCH_MODE;
120 $ADODB_FETCH_MODE = ADODB_FETCH_NUM
;
122 $savem = $this->SetFetchMode(ADODB_FETCH_NUM
);
125 $stmt = $this->PrepareSP('sp_server_info');
127 $this->Parameter($stmt,$val,'attribute_id');
128 $row = $this->GetRow($stmt);
131 $row = $this->GetRow("execute sp_server_info 2");
134 if ($this->fetchMode
=== false) {
135 $ADODB_FETCH_MODE = $savem;
137 $this->SetFetchMode($savem);
139 $arr['description'] = $row[2];
140 $arr['version'] = ADOConnection
::_findvers($arr['description']);
144 function IfNull( $field, $ifNull )
146 return " ISNULL($field, $ifNull) "; // if MS SQL Server
152 // Returns the last IDENTITY value inserted into an IDENTITY column in
153 // the same scope. A scope is a module -- a stored procedure, trigger,
154 // function, or batch. Thus, two statements are in the same scope if
155 // they are in the same stored procedure, function, or batch.
156 if ($this->lastInsID
!== false) {
157 return $this->lastInsID
; // InsID from sp_executesql call
159 return $this->GetOne($this->identitySQL
);
166 * Correctly quotes a string so that all strings are escaped. We prefix and append
167 * to the string single-quotes.
168 * An example is $db->qstr("Don't bother",magic_quotes_runtime());
170 * @param s the string to quote
171 * @param [magic_quotes] if $s is GET/POST var, set to get_magic_quotes_gpc().
172 * This undoes the stupidity of magic quotes for GPC.
174 * @return quoted string to be sent back to database
176 function qstr($s,$magic_quotes=false)
178 if (!$magic_quotes) {
179 return "'".str_replace("'",$this->replaceQuote
,$s)."'";
182 // undo magic quotes for " unless sybase is on
183 $sybase = ini_get('magic_quotes_sybase');
185 $s = str_replace('\\"','"',$s);
186 if ($this->replaceQuote
== "\\'") // ' already quoted, no need to change anything
188 else {// change \' to '' for sybase/mssql
189 $s = str_replace('\\\\','\\',$s);
190 return "'".str_replace("\\'",$this->replaceQuote
,$s)."'";
196 // moodle change end - see readme_moodle.txt
198 function _affectedrows()
200 return $this->GetOne('select @@rowcount');
203 var $_dropSeqSQL = "drop table %s";
205 function CreateSequence($seq='adodbseq',$start=1)
208 $this->Execute('BEGIN TRANSACTION adodbseq');
210 $this->Execute("create table $seq (id float(53))");
211 $ok = $this->Execute("insert into $seq with (tablock,holdlock) values($start)");
213 $this->Execute('ROLLBACK TRANSACTION adodbseq');
216 $this->Execute('COMMIT TRANSACTION adodbseq');
220 function GenID($seq='adodbseq',$start=1)
223 $this->Execute('BEGIN TRANSACTION adodbseq');
224 $ok = $this->Execute("update $seq with (tablock,holdlock) set id = id + 1");
226 $this->Execute("create table $seq (id float(53))");
227 $ok = $this->Execute("insert into $seq with (tablock,holdlock) values($start)");
229 $this->Execute('ROLLBACK TRANSACTION adodbseq');
232 $this->Execute('COMMIT TRANSACTION adodbseq');
235 $num = $this->GetOne("select id from $seq");
236 $this->Execute('COMMIT TRANSACTION adodbseq');
239 // in old implementation, pre 1.90, we returned GUID...
240 //return $this->GetOne("SELECT CONVERT(varchar(255), NEWID()) AS 'Char'");
244 function SelectLimit($sql,$nrows=-1,$offset=-1, $inputarr=false,$secs2cache=0)
246 if ($nrows > 0 && $offset <= 0) {
248 '/(^\s*select\s+(distinctrow|distinct)?)/i','\\1 '.$this->hasTop
." $nrows ",$sql);
251 $rs = $this->CacheExecute($secs2cache, $sql, $inputarr);
253 $rs = $this->Execute($sql,$inputarr);
255 $rs = ADOConnection
::SelectLimit($sql,$nrows,$offset,$inputarr,$secs2cache);
261 // Format date column in sql string given an input format that understands Y M D
262 function SQLDate($fmt, $col=false)
264 if (!$col) $col = $this->sysTimeStamp
;
268 for ($i=0; $i < $len; $i++
) {
274 $s .= "datename(yyyy,$col)";
277 $s .= "convert(char(3),$col,0)";
280 $s .= "replace(str(month($col),2),' ','0')";
284 $s .= "datename(quarter,$col)";
288 $s .= "replace(str(day($col),2),' ','0')";
291 $s .= "substring(convert(char(14),$col,0),13,2)";
295 $s .= "replace(str(datepart(hh,$col),2),' ','0')";
299 $s .= "replace(str(datepart(mi,$col),2),' ','0')";
302 $s .= "replace(str(datepart(ss,$col),2),' ','0')";
306 $s .= "substring(convert(char(19),$col,0),18,2)";
312 $ch = substr($fmt,$i,1);
314 $s .= $this->qstr($ch);
322 function BeginTrans()
324 if ($this->transOff
) return true;
325 $this->transCnt +
= 1;
326 $ok = $this->Execute('BEGIN TRAN');
330 function CommitTrans($ok=true)
332 if ($this->transOff
) return true;
333 if (!$ok) return $this->RollbackTrans();
334 if ($this->transCnt
) $this->transCnt
-= 1;
335 $ok = $this->Execute('COMMIT TRAN');
338 function RollbackTrans()
340 if ($this->transOff
) return true;
341 if ($this->transCnt
) $this->transCnt
-= 1;
342 $ok = $this->Execute('ROLLBACK TRAN');
346 function SetTransactionMode( $transaction_mode )
348 $this->_transmode
= $transaction_mode;
349 if (empty($transaction_mode)) {
350 $this->Execute('SET TRANSACTION ISOLATION LEVEL READ COMMITTED');
353 if (!stristr($transaction_mode,'isolation')) $transaction_mode = 'ISOLATION LEVEL '.$transaction_mode;
354 $this->Execute("SET TRANSACTION ".$transaction_mode);
361 $this->RowLock('table1,table2','table1.id=33 and table2.id=table1.id'); # lock row 33 for both tables
363 # some operation on both tables table1 and table2
365 $this->CommitTrans();
367 See http://www.swynk.com/friends/achigrik/SQL70Locks.asp
369 function RowLock($tables,$where,$col='1 as adodbignore')
371 if ($col == '1 as adodbignore') $col = 'top 1 null as ignore';
372 if (!$this->transCnt
) $this->BeginTrans();
373 return $this->GetOne("select $col from $tables with (ROWLOCK,HOLDLOCK) where $where");
377 function MetaIndexes($table,$primary=false, $owner=false)
379 $table = $this->qstr($table);
381 $sql = "SELECT i.name AS ind_name, C.name AS col_name, USER_NAME(O.uid) AS Owner, c.colid, k.Keyno,
382 CASE WHEN I.indid BETWEEN 1 AND 254 AND (I.status & 2048 = 2048 OR I.Status = 16402 AND O.XType = 'V') THEN 1 ELSE 0 END AS IsPK,
383 CASE WHEN I.status & 2 = 2 THEN 1 ELSE 0 END AS IsUnique
384 FROM dbo.sysobjects o INNER JOIN dbo.sysindexes I ON o.id = i.id
385 INNER JOIN dbo.sysindexkeys K ON I.id = K.id AND I.Indid = K.Indid
386 INNER JOIN dbo.syscolumns c ON K.id = C.id AND K.colid = C.Colid
387 WHERE LEFT(i.name, 8) <> '_WA_Sys_' AND o.status >= 0 AND O.Name LIKE $table
388 ORDER BY O.name, I.Name, K.keyno";
390 global $ADODB_FETCH_MODE;
391 $save = $ADODB_FETCH_MODE;
392 $ADODB_FETCH_MODE = ADODB_FETCH_NUM
;
393 if ($this->fetchMode
!== FALSE) {
394 $savem = $this->SetFetchMode(FALSE);
397 $rs = $this->Execute($sql);
399 $this->SetFetchMode($savem);
401 $ADODB_FETCH_MODE = $save;
403 if (!is_object($rs)) {
408 while ($row = $rs->FetchRow()) {
409 if ($primary && !$row[5]) continue;
411 $indexes[$row[0]]['unique'] = $row[6];
412 $indexes[$row[0]]['columns'][] = $row[1];
417 function MetaForeignKeys($table, $owner=false, $upper=false)
419 global $ADODB_FETCH_MODE;
421 $save = $ADODB_FETCH_MODE;
422 $ADODB_FETCH_MODE = ADODB_FETCH_NUM
;
423 $table = $this->qstr(strtoupper($table));
426 "select object_name(constid) as constraint_name,
427 col_name(fkeyid, fkey) as column_name,
428 object_name(rkeyid) as referenced_table_name,
429 col_name(rkeyid, rkey) as referenced_column_name
431 where upper(object_name(fkeyid)) = $table
432 order by constraint_name, referenced_table_name, keyno";
434 $constraints = $this->GetArray($sql);
436 $ADODB_FETCH_MODE = $save;
439 foreach($constraints as $constr) {
441 $arr[$constr[0]][$constr[2]][] = $constr[1].'='.$constr[3];
443 if (!$arr) return false;
447 foreach($arr as $k => $v) {
448 foreach($v as $a => $b) {
449 if ($upper) $a = strtoupper($a);
456 //From: Fernando Moreira <FMoreira@imediata.pt>
457 function MetaDatabases()
459 if(@mssql_select_db
("master")) {
460 $qry=$this->metaDatabasesSQL
;
461 if($rs=@mssql_query
($qry,$this->_connectionID
)){
463 while($tmpAr=@mssql_fetch_row
($rs))
465 @mssql_select_db
($this->database
);
471 @mssql_select_db
($this->database
);
478 // "Stein-Aksel Basma" <basma@accelero.no>
479 // tested with MSSQL 2000
480 function MetaPrimaryKeys($table, $owner=false)
482 global $ADODB_FETCH_MODE;
485 $this->_findschema($table,$schema);
486 if (!$schema) $schema = $this->database
;
487 if ($schema) $schema = "and k.table_catalog like '$schema%'";
489 $sql = "select distinct k.column_name,ordinal_position from information_schema.key_column_usage k,
490 information_schema.table_constraints tc
491 where tc.constraint_name = k.constraint_name and tc.constraint_type =
492 'PRIMARY KEY' and k.table_name = '$table' $schema order by ordinal_position ";
494 $savem = $ADODB_FETCH_MODE;
495 $ADODB_FETCH_MODE = ADODB_FETCH_NUM
;
496 $a = $this->GetCol($sql);
497 $ADODB_FETCH_MODE = $savem;
499 if ($a && sizeof($a)>0) return $a;
505 function MetaTables($ttype=false,$showSchema=false,$mask=false)
508 $save = $this->metaTablesSQL
;
509 $mask = $this->qstr(($mask));
510 $this->metaTablesSQL
.= " AND name like $mask";
512 $ret = ADOConnection
::MetaTables($ttype,$showSchema);
515 $this->metaTablesSQL
= $save;
520 function SelectDB($dbName)
522 $this->database
= $dbName;
523 $this->databaseName
= $dbName; # obsolete, retained for compat with older adodb versions
524 if ($this->_connectionID
) {
525 return @mssql_select_db
($dbName);
532 if (empty($this->_errorMsg
)){
533 $this->_errorMsg
= mssql_get_last_message();
535 return $this->_errorMsg
;
540 if ($this->_logsql
&& $this->_errorCode
!== false) return $this->_errorCode
;
541 if (empty($this->_errorMsg
)) {
542 $this->_errorMsg
= mssql_get_last_message();
544 $id = @mssql_query
("select @@ERROR",$this->_connectionID
);
545 if (!$id) return false;
546 $arr = mssql_fetch_array($id);
547 @mssql_free_result
($id);
548 if (is_array($arr)) return $arr[0];
552 // returns true or false, newconnect supported since php 5.1.0.
553 function _connect($argHostname, $argUsername, $argPassword, $argDatabasename,$newconnect=false)
555 if (!function_exists('mssql_pconnect')) return null;
556 $this->_connectionID
= mssql_connect($argHostname,$argUsername,$argPassword,$newconnect);
557 if ($this->_connectionID
=== false) return false;
558 if ($argDatabasename) return $this->SelectDB($argDatabasename);
563 // returns true or false
564 function _pconnect($argHostname, $argUsername, $argPassword, $argDatabasename)
566 if (!function_exists('mssql_pconnect')) return null;
567 $this->_connectionID
= mssql_pconnect($argHostname,$argUsername,$argPassword);
568 if ($this->_connectionID
=== false) return false;
570 // persistent connections can forget to rollback on crash, so we do it here.
571 if ($this->autoRollback
) {
572 $cnt = $this->GetOne('select @@TRANCOUNT');
573 while (--$cnt >= 0) $this->Execute('ROLLBACK TRAN');
575 if ($argDatabasename) return $this->SelectDB($argDatabasename);
579 function _nconnect($argHostname, $argUsername, $argPassword, $argDatabasename)
581 return $this->_connect($argHostname, $argUsername, $argPassword, $argDatabasename, true);
584 function Prepare($sql)
586 $sqlarr = explode('?',$sql);
587 if (sizeof($sqlarr) <= 1) return $sql;
589 for ($i = 1, $max = sizeof($sqlarr); $i < $max; $i++
) {
590 $sql2 .= '@P'.($i-1) . $sqlarr[$i];
592 return array($sql,$this->qstr($sql2),$max,$sql2);
595 function PrepareSP($sql,$param=true)
597 if (!$this->_has_mssql_init
) {
598 ADOConnection
::outp( "PrepareSP: mssql_init only available since PHP 4.1.0");
601 $stmt = mssql_init($sql,$this->_connectionID
);
602 if (!$stmt) return $sql;
603 return array($sql,$stmt);
606 // returns concatenated string
607 // MSSQL requires integers to be cast as strings
608 // automatically cast every datatype to VARCHAR(255)
609 // @author David Rogers (introspectshun)
613 $arr = func_get_args();
615 // Split single record on commas, if possible
616 if (sizeof($arr) == 1) {
617 foreach ($arr as $arg) {
618 $args = explode(',', $arg);
623 array_walk($arr, create_function('&$v', '$v = "CAST(" . $v . " AS VARCHAR(255))";'));
624 $s = implode('+',$arr);
625 if (sizeof($arr) > 0) return "$s";
632 $stmt = $db->PrepareSP('SP_RUNSOMETHING'); -- takes 2 params, @myid and @group
634 # note that the parameter does not have @ in front!
635 $db->Parameter($stmt,$id,'myid');
636 $db->Parameter($stmt,$group,'group',false,64);
639 @param $stmt Statement returned by Prepare() or PrepareSP().
640 @param $var PHP variable to bind to. Can set to null (for isNull support).
641 @param $name Name of stored procedure variable name to bind to.
642 @param [$isOutput] Indicates direction of parameter 0/false=IN 1=OUT 2= IN/OUT. This is ignored in oci8.
643 @param [$maxLen] Holds an maximum length of the variable.
644 @param [$type] The data type of $var. Legal values depend on driver.
646 See mssql_bind documentation at php.net.
648 function Parameter(&$stmt, &$var, $name, $isOutput=false, $maxLen=4000, $type=false)
650 if (!$this->_has_mssql_init
) {
651 ADOConnection
::outp( "Parameter: mssql_bind only available since PHP 4.1.0");
655 $isNull = is_null($var); // php 4.0.4 and above...
658 switch(gettype($var)) {
660 case 'string': $type = SQLVARCHAR
; break;
661 case 'double': $type = SQLFLT8
; break;
662 case 'integer': $type = SQLINT4
; break;
663 case 'boolean': $type = SQLINT1
; break; # SQLBIT not supported in 4.1.0
667 $prefix = ($isOutput) ?
'Out' : 'In';
668 $ztype = (empty($type)) ?
'false' : $type;
669 ADOConnection
::outp( "{$prefix}Parameter(\$stmt, \$php_var='$var', \$name='$name', \$maxLen=$maxLen, \$type=$ztype);");
672 See http://phplens.com/lens/lensforum/msgs.php?id=7231
674 RETVAL is HARD CODED into php_mssql extension:
675 The return value (a long integer value) is treated like a special OUTPUT parameter,
676 called "RETVAL" (without the @). See the example at mssql_execute to
677 see how it works. - type: one of this new supported PHP constants.
678 SQLTEXT, SQLVARCHAR,SQLCHAR, SQLINT1,SQLINT2, SQLINT4, SQLBIT,SQLFLT8
680 if ($name !== 'RETVAL') $name = '@'.$name;
681 return mssql_bind($stmt[1], $name, $var, $type, $isOutput, $isNull, $maxLen);
685 Unfortunately, it appears that mssql cannot handle varbinary > 255 chars
686 So all your blobs must be of type "image".
688 Remember to set in php.ini the following...
690 ; Valid range 0 - 2147483647. Default = 4096.
691 mssql.textlimit = 0 ; zero to pass through
693 ; Valid range 0 - 2147483647. Default = 4096.
694 mssql.textsize = 0 ; zero to pass through
696 function UpdateBlob($table,$column,$val,$where,$blobtype='BLOB')
699 if (strtoupper($blobtype) == 'CLOB') {
700 $sql = "UPDATE $table SET $column='" . $val . "' WHERE $where";
701 return $this->Execute($sql) != false;
703 $sql = "UPDATE $table SET $column=0x".bin2hex($val)." WHERE $where";
704 return $this->Execute($sql) != false;
707 // returns query ID if successful, otherwise false
708 function _query($sql,$inputarr=false)
710 $this->_errorMsg
= false;
711 if (is_array($inputarr)) {
713 # bind input params with sp_executesql:
714 # see http://www.quest-pipelines.com/newsletter-v3/0402_F.htm
715 # works only with sql server 7 and newer
716 $getIdentity = false;
717 if (!is_array($sql) && preg_match('/^\\s*insert/i', $sql)) {
719 $sql .= (preg_match('/;\\s*$/i', $sql) ?
' ' : '; ') . $this->identitySQL
;
721 if (!is_array($sql)) $sql = $this->Prepare($sql);
725 foreach($inputarr as $v) {
732 if ($len == 0) $len = 1;
735 // NVARCHAR is max 4000 chars. Let's use NTEXT
736 $decl .= "@P$i NTEXT";
738 $decl .= "@P$i NVARCHAR($len)";
741 $params .= "@P$i=N". (strncmp($v,"'",1)==0?
$v : $this->qstr($v));
742 } else if (is_integer($v)) {
744 $params .= "@P$i=".$v;
745 } else if (is_float($v)) {
746 $decl .= "@P$i FLOAT";
747 $params .= "@P$i=".$v;
748 } else if (is_bool($v)) {
749 $decl .= "@P$i INT"; # Used INT just in case BIT in not supported on the user's MSSQL version. It will cast appropriately.
750 $params .= "@P$i=".(($v)?
'1':'0'); # True == 1 in MSSQL BIT fields and acceptable for storing logical true in an int field
752 $decl .= "@P$i CHAR"; # Used char because a type is required even when the value is to be NULL.
753 $params .= "@P$i=NULL";
757 $decl = $this->qstr($decl);
758 if ($this->debug
) ADOConnection
::outp("<font size=-1>sp_executesql N{$sql[1]},N$decl,$params</font>");
759 $rez = mssql_query("sp_executesql N{$sql[1]},N$decl,$params", $this->_connectionID
);
761 $arr = @mssql_fetch_row
($rez);
762 $this->lastInsID
= isset($arr[0]) ?
$arr[0] : false;
763 @mssql_data_seek
($rez, 0);
766 } else if (is_array($sql)) {
768 $rez = mssql_execute($sql[1]);
769 $this->lastInsID
= false;
772 $rez = mssql_query($sql,$this->_connectionID
);
773 $this->lastInsID
= false;
778 // returns true or false
781 if ($this->transCnt
) $this->RollbackTrans();
782 $rez = @mssql_close
($this->_connectionID
);
783 $this->_connectionID
= false;
787 // mssql uses a default date like Dec 30 2000 12:00AM
788 static function UnixDate($v)
790 return ADORecordSet_array_mssql
::UnixDate($v);
793 static function UnixTimeStamp($v)
795 return ADORecordSet_array_mssql
::UnixTimeStamp($v);
799 /*--------------------------------------------------------------------------------------
800 Class Name: Recordset
801 --------------------------------------------------------------------------------------*/
803 class ADORecordset_mssql
extends ADORecordSet
{
805 var $databaseType = "mssql";
807 var $hasFetchAssoc; // see http://phplens.com/lens/lensforum/msgs.php?id=6083
808 // _mths works only in non-localised system
810 function ADORecordset_mssql($id,$mode=false)
813 $this->hasFetchAssoc
= function_exists('mssql_fetch_assoc');
815 if ($mode === false) {
816 global $ADODB_FETCH_MODE;
817 $mode = $ADODB_FETCH_MODE;
820 $this->fetchMode
= $mode;
821 return $this->ADORecordSet($id,$mode);
827 GLOBAL $ADODB_COUNTRECS;
828 $this->_numOfRows
= ($ADODB_COUNTRECS)? @mssql_num_rows
($this->_queryID
):-1;
829 $this->_numOfFields
= @mssql_num_fields
($this->_queryID
);
833 //Contributed by "Sven Axelsson" <sven.axelsson@bokochwebb.se>
834 // get next resultset - requires PHP 4.0.5 or later
835 function NextRecordSet()
837 if (!mssql_next_result($this->_queryID
)) return false;
838 $this->_inited
= false;
840 $this->_currentRow
= -1;
845 /* Use associative array to get fields array */
846 function Fields($colname)
848 if ($this->fetchMode
!= ADODB_FETCH_NUM
) return $this->fields
[$colname];
850 $this->bind
= array();
851 for ($i=0; $i < $this->_numOfFields
; $i++
) {
852 $o = $this->FetchField($i);
853 $this->bind
[strtoupper($o->name
)] = $i;
857 return $this->fields
[$this->bind
[strtoupper($colname)]];
860 /* Returns: an object containing field information.
861 Get column information in the Recordset object. fetchField() can be used in order to obtain information about
862 fields in a certain query result. If the field offset isn't specified, the next field that wasn't yet retrieved by
863 fetchField() is retrieved. */
865 function FetchField($fieldOffset = -1)
867 if ($fieldOffset != -1) {
868 $f = @mssql_fetch_field
($this->_queryID
, $fieldOffset);
870 else if ($fieldOffset == -1) { /* The $fieldOffset argument is not provided thus its -1 */
871 $f = @mssql_fetch_field
($this->_queryID
);
874 if (empty($f)) return $false;
880 return @mssql_data_seek
($this->_queryID
, $row);
886 if ($this->EOF
) return false;
888 $this->_currentRow++
;
890 if ($this->fetchMode
& ADODB_FETCH_ASSOC
) {
891 if ($this->fetchMode
& ADODB_FETCH_NUM
) {
892 //ADODB_FETCH_BOTH mode
893 $this->fields
= @mssql_fetch_array
($this->_queryID
);
896 if ($this->hasFetchAssoc
) {// only for PHP 4.2.0 or later
897 $this->fields
= @mssql_fetch_assoc
($this->_queryID
);
899 $flds = @mssql_fetch_array
($this->_queryID
);
900 if (is_array($flds)) {
902 foreach($flds as $k => $v) {
903 if (is_numeric($k)) continue;
906 $this->fields
= $fassoc;
908 $this->fields
= false;
912 if (is_array($this->fields
)) {
913 if (ADODB_ASSOC_CASE
== 0) {
914 foreach($this->fields
as $k=>$v) {
915 $kn = strtolower($k);
917 unset($this->fields
[$k]);
918 $this->fields
[$kn] = $v;
921 } else if (ADODB_ASSOC_CASE
== 1) {
922 foreach($this->fields
as $k=>$v) {
923 $kn = strtoupper($k);
925 unset($this->fields
[$k]);
926 $this->fields
[$kn] = $v;
932 $this->fields
= @mssql_fetch_row
($this->_queryID
);
934 if ($this->fields
) return true;
941 // INSERT UPDATE DELETE returns false even if no error occurs in 4.0.4
942 // also the date format has been changed from YYYY-mm-dd to dd MMM YYYY in 4.0.4. Idiot!
943 function _fetch($ignore_fields=false)
945 if ($this->fetchMode
& ADODB_FETCH_ASSOC
) {
946 if ($this->fetchMode
& ADODB_FETCH_NUM
) {
947 //ADODB_FETCH_BOTH mode
948 $this->fields
= @mssql_fetch_array
($this->_queryID
);
950 if ($this->hasFetchAssoc
) // only for PHP 4.2.0 or later
951 $this->fields
= @mssql_fetch_assoc
($this->_queryID
);
953 $this->fields
= @mssql_fetch_array
($this->_queryID
);
954 if (@is_array
($
$this->fields
)) {
956 foreach($
$this->fields
as $k => $v) {
957 if (is_integer($k)) continue;
960 $this->fields
= $fassoc;
965 if (!$this->fields
) {
966 } else if (ADODB_ASSOC_CASE
== 0) {
967 foreach($this->fields
as $k=>$v) {
968 $kn = strtolower($k);
970 unset($this->fields
[$k]);
971 $this->fields
[$kn] = $v;
974 } else if (ADODB_ASSOC_CASE
== 1) {
975 foreach($this->fields
as $k=>$v) {
976 $kn = strtoupper($k);
978 unset($this->fields
[$k]);
979 $this->fields
[$kn] = $v;
984 $this->fields
= @mssql_fetch_row
($this->_queryID
);
986 return $this->fields
;
989 /* close() only needs to be called if you are worried about using too much memory while your script
990 is running. All associated result memory for the specified result identifier will automatically be freed. */
994 $rez = mssql_free_result($this->_queryID
);
995 $this->_queryID
= false;
998 // mssql uses a default date like Dec 30 2000 12:00AM
999 static function UnixDate($v)
1001 return ADORecordSet_array_mssql
::UnixDate($v);
1004 static function UnixTimeStamp($v)
1006 return ADORecordSet_array_mssql
::UnixTimeStamp($v);
1012 class ADORecordSet_array_mssql
extends ADORecordSet_array
{
1013 function ADORecordSet_array_mssql($id=-1,$mode=false)
1015 $this->ADORecordSet_array($id,$mode);
1018 // mssql uses a default date like Dec 30 2000 12:00AM
1019 static function UnixDate($v)
1022 if (is_numeric(substr($v,0,1)) && ADODB_PHPVER
>= 0x4200) return parent
::UnixDate($v);
1024 global $ADODB_mssql_mths,$ADODB_mssql_date_order;
1026 //Dec 30 2000 12:00AM
1027 if ($ADODB_mssql_date_order == 'dmy') {
1028 if (!preg_match( "|^([0-9]{1,2})[-/\. ]+([A-Za-z]{3})[-/\. ]+([0-9]{4})|" ,$v, $rr)) {
1029 return parent
::UnixDate($v);
1031 if ($rr[3] <= TIMESTAMP_FIRST_YEAR
) return 0;
1034 $themth = substr(strtoupper($rr[2]),0,3);
1036 if (!preg_match( "|^([A-Za-z]{3})[-/\. ]+([0-9]{1,2})[-/\. ]+([0-9]{4})|" ,$v, $rr)) {
1037 return parent
::UnixDate($v);
1039 if ($rr[3] <= TIMESTAMP_FIRST_YEAR
) return 0;
1042 $themth = substr(strtoupper($rr[1]),0,3);
1044 $themth = $ADODB_mssql_mths[$themth];
1045 if ($themth <= 0) return false;
1047 return mktime(0,0,0,$themth,$theday,$rr[3]);
1050 static function UnixTimeStamp($v)
1053 if (is_numeric(substr($v,0,1)) && ADODB_PHPVER
>= 0x4200) return parent
::UnixTimeStamp($v);
1055 global $ADODB_mssql_mths,$ADODB_mssql_date_order;
1057 //Dec 30 2000 12:00AM
1058 if ($ADODB_mssql_date_order == 'dmy') {
1059 if (!preg_match( "|^([0-9]{1,2})[-/\. ]+([A-Za-z]{3})[-/\. ]+([0-9]{4}) +([0-9]{1,2}):([0-9]{1,2}) *([apAP]{0,1})|"
1060 ,$v, $rr)) return parent
::UnixTimeStamp($v);
1061 if ($rr[3] <= TIMESTAMP_FIRST_YEAR
) return 0;
1064 $themth = substr(strtoupper($rr[2]),0,3);
1066 if (!preg_match( "|^([A-Za-z]{3})[-/\. ]+([0-9]{1,2})[-/\. ]+([0-9]{4}) +([0-9]{1,2}):([0-9]{1,2}) *([apAP]{0,1})|"
1067 ,$v, $rr)) return parent
::UnixTimeStamp($v);
1068 if ($rr[3] <= TIMESTAMP_FIRST_YEAR
) return 0;
1071 $themth = substr(strtoupper($rr[1]),0,3);
1074 $themth = $ADODB_mssql_mths[$themth];
1075 if ($themth <= 0) return false;
1077 switch (strtoupper($rr[6])) {
1079 if ($rr[4]<12) $rr[4] +
= 12;
1082 if ($rr[4]==12) $rr[4] = 0;
1088 return mktime($rr[4],$rr[5],0,$themth,$theday,$rr[3]);
1095 select object_name(constid) as constraint_name,
1096 object_name(fkeyid) as table_name,
1097 col_name(fkeyid, fkey) as column_name,
1098 object_name(rkeyid) as referenced_table_name,
1099 col_name(rkeyid, rkey) as referenced_column_name
1101 where object_name(fkeyid) = x
1102 order by constraint_name, table_name, referenced_table_name, keyno
1105 select constraint_name,
1108 from information_schema.key_column_usage
1109 where constraint_catalog = db_name()
1111 order by constraint_name, ordinal_position
1113 http://www.databasejournal.com/scripts/article.php/1440551