summaryrefslogtreecommitdiff
path: root/framework/3rdParty/adodb/drivers/adodb-pdo_pgsql.inc.php
diff options
context:
space:
mode:
Diffstat (limited to 'framework/3rdParty/adodb/drivers/adodb-pdo_pgsql.inc.php')
-rw-r--r--framework/3rdParty/adodb/drivers/adodb-pdo_pgsql.inc.php229
1 files changed, 229 insertions, 0 deletions
diff --git a/framework/3rdParty/adodb/drivers/adodb-pdo_pgsql.inc.php b/framework/3rdParty/adodb/drivers/adodb-pdo_pgsql.inc.php
new file mode 100644
index 00000000..2de50364
--- /dev/null
+++ b/framework/3rdParty/adodb/drivers/adodb-pdo_pgsql.inc.php
@@ -0,0 +1,229 @@
+<?php
+
+/*
+V4.81 3 May 2006 (c) 2000-2006 John Lim (jlim#natsoft.com.my). All rights reserved.
+ Released under both BSD license and Lesser GPL library license.
+ Whenever there is any discrepancy between the two licenses,
+ the BSD license will take precedence.
+ Set tabs to 8.
+
+*/
+
+class ADODB_pdo_pgsql extends ADODB_pdo {
+ var $metaDatabasesSQL = "select datname from pg_database where datname not in ('template0','template1') order by 1";
+ var $metaTablesSQL = "select tablename,'T' from pg_tables where tablename not like 'pg\_%'
+ and tablename not in ('sql_features', 'sql_implementation_info', 'sql_languages',
+ 'sql_packages', 'sql_sizing', 'sql_sizing_profiles')
+ union
+ select viewname,'V' from pg_views where viewname not like 'pg\_%'";
+ //"select tablename from pg_tables where tablename not like 'pg_%' order by 1";
+ var $isoDates = true; // accepts dates in ISO format
+ var $sysDate = "CURRENT_DATE";
+ var $sysTimeStamp = "CURRENT_TIMESTAMP";
+ var $blobEncodeType = 'C';
+ var $metaColumnsSQL = "SELECT a.attname,t.typname,a.attlen,a.atttypmod,a.attnotnull,a.atthasdef,a.attnum
+ FROM pg_class c, pg_attribute a,pg_type t
+ WHERE relkind in ('r','v') AND (c.relname='%s' or c.relname = lower('%s')) and a.attname not like '....%%'
+AND a.attnum > 0 AND a.atttypid = t.oid AND a.attrelid = c.oid ORDER BY a.attnum";
+
+ // used when schema defined
+ var $metaColumnsSQL1 = "SELECT a.attname, t.typname, a.attlen, a.atttypmod, a.attnotnull, a.atthasdef, a.attnum
+FROM pg_class c, pg_attribute a, pg_type t, pg_namespace n
+WHERE relkind in ('r','v') AND (c.relname='%s' or c.relname = lower('%s'))
+ and c.relnamespace=n.oid and n.nspname='%s'
+ and a.attname not like '....%%' AND a.attnum > 0
+ AND a.atttypid = t.oid AND a.attrelid = c.oid ORDER BY a.attnum";
+
+ // get primary key etc -- from Freek Dijkstra
+ var $metaKeySQL = "SELECT ic.relname AS index_name, a.attname AS column_name,i.indisunique AS unique_key, i.indisprimary AS primary_key
+ FROM pg_class bc, pg_class ic, pg_index i, pg_attribute a WHERE bc.oid = i.indrelid AND ic.oid = i.indexrelid AND (i.indkey[0] = a.attnum OR i.indkey[1] = a.attnum OR i.indkey[2] = a.attnum OR i.indkey[3] = a.attnum OR i.indkey[4] = a.attnum OR i.indkey[5] = a.attnum OR i.indkey[6] = a.attnum OR i.indkey[7] = a.attnum) AND a.attrelid = bc.oid AND bc.relname = '%s'";
+
+ var $hasAffectedRows = true;
+ var $hasLimit = false; // set to true for pgsql 7 only. support pgsql/mysql SELECT * FROM TABLE LIMIT 10
+ // below suggested by Freek Dijkstra
+ var $true = 't'; // string that represents TRUE for a database
+ var $false = 'f'; // string that represents FALSE for a database
+ var $fmtDate = "'Y-m-d'"; // used by DBDate() as the default date format used by the database
+ var $fmtTimeStamp = "'Y-m-d G:i:s'"; // used by DBTimeStamp as the default timestamp fmt.
+ var $hasMoveFirst = true;
+ var $hasGenID = true;
+ var $_genIDSQL = "SELECT NEXTVAL('%s')";
+ var $_genSeqSQL = "CREATE SEQUENCE %s START %s";
+ var $_dropSeqSQL = "DROP SEQUENCE %s";
+ var $metaDefaultsSQL = "SELECT d.adnum as num, d.adsrc as def from pg_attrdef d, pg_class c where d.adrelid=c.oid and c.relname='%s' order by d.adnum";
+ var $random = 'random()'; /// random function
+ var $concat_operator='||';
+
+ function _init($parentDriver)
+ {
+
+ $parentDriver->hasTransactions = false; ## <<< BUG IN PDO pgsql driver
+ $parentDriver->hasInsertID = true;
+ }
+
+ function ServerInfo()
+ {
+ $arr['description'] = ADOConnection::GetOne("select version()");
+ $arr['version'] = ADOConnection::_findvers($arr['description']);
+ return $arr;
+ }
+
+ function &SelectLimit($sql,$nrows=-1,$offset=-1,$inputarr=false,$secs2cache=0)
+ {
+ $offsetStr = ($offset >= 0) ? " OFFSET $offset" : '';
+ $limitStr = ($nrows >= 0) ? " LIMIT $nrows" : '';
+ if ($secs2cache)
+ $rs =& $this->CacheExecute($secs2cache,$sql."$limitStr$offsetStr",$inputarr);
+ else
+ $rs =& $this->Execute($sql."$limitStr$offsetStr",$inputarr);
+
+ return $rs;
+ }
+
+ function &MetaTables($ttype=false,$showSchema=false,$mask=false)
+ {
+ $info = $this->ServerInfo();
+ if ($info['version'] >= 7.3) {
+ $this->metaTablesSQL = "select tablename,'T' from pg_tables where tablename not like 'pg\_%'
+ and schemaname not in ( 'pg_catalog','information_schema')
+ union
+ select viewname,'V' from pg_views where viewname not like 'pg\_%' and schemaname not in ( 'pg_catalog','information_schema') ";
+ }
+ if ($mask) {
+ $save = $this->metaTablesSQL;
+ $mask = $this->qstr(strtolower($mask));
+ if ($info['version']>=7.3)
+ $this->metaTablesSQL = "
+select tablename,'T' from pg_tables where tablename like $mask and schemaname not in ( 'pg_catalog','information_schema')
+ union
+select viewname,'V' from pg_views where viewname like $mask and schemaname not in ( 'pg_catalog','information_schema') ";
+ else
+ $this->metaTablesSQL = "
+select tablename,'T' from pg_tables where tablename like $mask
+ union
+select viewname,'V' from pg_views where viewname like $mask";
+ }
+ $ret =& ADOConnection::MetaTables($ttype,$showSchema);
+
+ if ($mask) {
+ $this->metaTablesSQL = $save;
+ }
+ return $ret;
+ }
+
+ function &MetaColumns($table,$normalize=true)
+ {
+ global $ADODB_FETCH_MODE;
+
+ $schema = false;
+ $this->_findschema($table,$schema);
+
+ if ($normalize) $table = strtolower($table);
+
+ $save = $ADODB_FETCH_MODE;
+ $ADODB_FETCH_MODE = ADODB_FETCH_NUM;
+ if ($this->fetchMode !== false) $savem = $this->SetFetchMode(false);
+
+ if ($schema) $rs =& $this->Execute(sprintf($this->metaColumnsSQL1,$table,$table,$schema));
+ else $rs =& $this->Execute(sprintf($this->metaColumnsSQL,$table,$table));
+ if (isset($savem)) $this->SetFetchMode($savem);
+ $ADODB_FETCH_MODE = $save;
+
+ if ($rs === false) {
+ $false = false;
+ return $false;
+ }
+ if (!empty($this->metaKeySQL)) {
+ // If we want the primary keys, we have to issue a separate query
+ // Of course, a modified version of the metaColumnsSQL query using a
+ // LEFT JOIN would have been much more elegant, but postgres does
+ // not support OUTER JOINS. So here is the clumsy way.
+
+ $ADODB_FETCH_MODE = ADODB_FETCH_ASSOC;
+
+ $rskey = $this->Execute(sprintf($this->metaKeySQL,($table)));
+ // fetch all result in once for performance.
+ $keys =& $rskey->GetArray();
+ if (isset($savem)) $this->SetFetchMode($savem);
+ $ADODB_FETCH_MODE = $save;
+
+ $rskey->Close();
+ unset($rskey);
+ }
+
+ $rsdefa = array();
+ if (!empty($this->metaDefaultsSQL)) {
+ $ADODB_FETCH_MODE = ADODB_FETCH_ASSOC;
+ $sql = sprintf($this->metaDefaultsSQL, ($table));
+ $rsdef = $this->Execute($sql);
+ if (isset($savem)) $this->SetFetchMode($savem);
+ $ADODB_FETCH_MODE = $save;
+
+ if ($rsdef) {
+ while (!$rsdef->EOF) {
+ $num = $rsdef->fields['num'];
+ $s = $rsdef->fields['def'];
+ if (strpos($s,'::')===false && substr($s, 0, 1) == "'") { /* quoted strings hack... for now... fixme */
+ $s = substr($s, 1);
+ $s = substr($s, 0, strlen($s) - 1);
+ }
+
+ $rsdefa[$num] = $s;
+ $rsdef->MoveNext();
+ }
+ } else {
+ ADOConnection::outp( "==> SQL => " . $sql);
+ }
+ unset($rsdef);
+ }
+
+ $retarr = array();
+ while (!$rs->EOF) {
+ $fld = new ADOFieldObject();
+ $fld->name = $rs->fields[0];
+ $fld->type = $rs->fields[1];
+ $fld->max_length = $rs->fields[2];
+ if ($fld->max_length <= 0) $fld->max_length = $rs->fields[3]-4;
+ if ($fld->max_length <= 0) $fld->max_length = -1;
+ if ($fld->type == 'numeric') {
+ $fld->scale = $fld->max_length & 0xFFFF;
+ $fld->max_length >>= 16;
+ }
+ // dannym
+ // 5 hasdefault; 6 num-of-column
+ $fld->has_default = ($rs->fields[5] == 't');
+ if ($fld->has_default) {
+ $fld->default_value = $rsdefa[$rs->fields[6]];
+ }
+
+ //Freek
+ if ($rs->fields[4] == $this->true) {
+ $fld->not_null = true;
+ }
+
+ // Freek
+ if (is_array($keys)) {
+ foreach($keys as $key) {
+ if ($fld->name == $key['column_name'] AND $key['primary_key'] == $this->true)
+ $fld->primary_key = true;
+ if ($fld->name == $key['column_name'] AND $key['unique_key'] == $this->true)
+ $fld->unique = true; // What name is more compatible?
+ }
+ }
+
+ if ($ADODB_FETCH_MODE == ADODB_FETCH_NUM) $retarr[] = $fld;
+ else $retarr[($normalize) ? strtoupper($fld->name) : $fld->name] = $fld;
+
+ $rs->MoveNext();
+ }
+ $rs->Close();
+ if (empty($retarr)) {
+ $false = false;
+ return $false;
+ } else return $retarr;
+
+ }
+
+}
+
+?>
generated by cgit v1.2.3 (git 2.46.0) at 2024-11-24 11:12:08 +0000