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msd2/myoos/includes/lib/adodb/datadict/datadict-sybase.inc.php
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msd2/myoos/includes/lib/adodb/datadict/datadict-sybase.inc.php
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<?php
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/**
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@version v5.20.14 06-Jan-2019
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@copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
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@copyright (c) 2014 Damien Regad, Mark Newnham and the ADOdb community
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Released under both BSD license and Lesser GPL library license.
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Whenever there is any discrepancy between the two licenses,
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the BSD license will take precedence.
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Set tabs to 4 for best viewing.
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*/
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// security - hide paths
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if (!defined('ADODB_DIR')) die();
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class ADODB2_sybase extends ADODB_DataDict {
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var $databaseType = 'sybase';
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var $dropIndex = 'DROP INDEX %2$s.%1$s';
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function MetaType($t,$len=-1,$fieldobj=false)
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{
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if (is_object($t)) {
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$fieldobj = $t;
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$t = $fieldobj->type;
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$len = $fieldobj->max_length;
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}
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$len = -1; // mysql max_length is not accurate
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switch (strtoupper($t)) {
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case 'INT':
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case 'INTEGER': return 'I';
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case 'BIT':
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case 'TINYINT': return 'I1';
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case 'SMALLINT': return 'I2';
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case 'BIGINT': return 'I8';
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case 'REAL':
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case 'FLOAT': return 'F';
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default: return parent::MetaType($t,$len,$fieldobj);
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}
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}
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function ActualType($meta)
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{
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switch(strtoupper($meta)) {
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case 'C': return 'VARCHAR';
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case 'XL':
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case 'X': return 'TEXT';
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case 'C2': return 'NVARCHAR';
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case 'X2': return 'NTEXT';
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case 'B': return 'IMAGE';
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case 'D': return 'DATETIME';
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case 'TS':
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case 'T': return 'DATETIME';
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case 'L': return 'BIT';
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case 'I': return 'INT';
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case 'I1': return 'TINYINT';
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case 'I2': return 'SMALLINT';
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case 'I4': return 'INT';
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case 'I8': return 'BIGINT';
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case 'F': return 'REAL';
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case 'N': return 'NUMERIC';
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default:
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return $meta;
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}
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}
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function AddColumnSQL($tabname, $flds)
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{
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$tabname = $this->TableName ($tabname);
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$f = array();
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list($lines,$pkey) = $this->_GenFields($flds);
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$s = "ALTER TABLE $tabname $this->addCol";
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foreach($lines as $v) {
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$f[] = "\n $v";
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}
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$s .= implode(', ',$f);
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$sql[] = $s;
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return $sql;
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}
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function AlterColumnSQL($tabname, $flds, $tableflds='', $tableoptions='')
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{
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$tabname = $this->TableName ($tabname);
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$sql = array();
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list($lines,$pkey) = $this->_GenFields($flds);
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foreach($lines as $v) {
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$sql[] = "ALTER TABLE $tabname $this->alterCol $v";
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}
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return $sql;
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}
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function DropColumnSQL($tabname, $flds, $tableflds='', $tableoptions='')
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{
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$tabname = $this->TableName($tabname);
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if (!is_array($flds)) $flds = explode(',',$flds);
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$f = array();
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$s = "ALTER TABLE $tabname";
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foreach($flds as $v) {
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$f[] = "\n$this->dropCol ".$this->NameQuote($v);
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}
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$s .= implode(', ',$f);
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$sql[] = $s;
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return $sql;
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}
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// return string must begin with space
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function _CreateSuffix($fname,&$ftype,$fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
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{
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$suffix = '';
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if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
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if ($fautoinc) $suffix .= ' DEFAULT AUTOINCREMENT';
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if ($fnotnull) $suffix .= ' NOT NULL';
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else if ($suffix == '') $suffix .= ' NULL';
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if ($fconstraint) $suffix .= ' '.$fconstraint;
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return $suffix;
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}
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/*
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CREATE TABLE
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[ database_name.[ owner ] . | owner. ] table_name
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( { < column_definition >
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| column_name AS computed_column_expression
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| < table_constraint > ::= [ CONSTRAINT constraint_name ] }
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| [ { PRIMARY KEY | UNIQUE } [ ,...n ]
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)
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[ ON { filegroup | DEFAULT } ]
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[ TEXTIMAGE_ON { filegroup | DEFAULT } ]
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< column_definition > ::= { column_name data_type }
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[ COLLATE < collation_name > ]
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[ [ DEFAULT constant_expression ]
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| [ IDENTITY [ ( seed , increment ) [ NOT FOR REPLICATION ] ] ]
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]
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[ ROWGUIDCOL]
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[ < column_constraint > ] [ ...n ]
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< column_constraint > ::= [ CONSTRAINT constraint_name ]
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{ [ NULL | NOT NULL ]
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| [ { PRIMARY KEY | UNIQUE }
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[ CLUSTERED | NONCLUSTERED ]
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[ WITH FILLFACTOR = fillfactor ]
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[ON {filegroup | DEFAULT} ] ]
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]
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| [ [ FOREIGN KEY ]
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REFERENCES ref_table [ ( ref_column ) ]
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[ ON DELETE { CASCADE | NO ACTION } ]
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[ ON UPDATE { CASCADE | NO ACTION } ]
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[ NOT FOR REPLICATION ]
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]
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| CHECK [ NOT FOR REPLICATION ]
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( logical_expression )
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}
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< table_constraint > ::= [ CONSTRAINT constraint_name ]
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{ [ { PRIMARY KEY | UNIQUE }
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[ CLUSTERED | NONCLUSTERED ]
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{ ( column [ ASC | DESC ] [ ,...n ] ) }
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[ WITH FILLFACTOR = fillfactor ]
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[ ON { filegroup | DEFAULT } ]
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]
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| FOREIGN KEY
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[ ( column [ ,...n ] ) ]
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REFERENCES ref_table [ ( ref_column [ ,...n ] ) ]
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[ ON DELETE { CASCADE | NO ACTION } ]
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[ ON UPDATE { CASCADE | NO ACTION } ]
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[ NOT FOR REPLICATION ]
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| CHECK [ NOT FOR REPLICATION ]
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( search_conditions )
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}
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*/
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/*
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CREATE [ UNIQUE ] [ CLUSTERED | NONCLUSTERED ] INDEX index_name
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ON { table | view } ( column [ ASC | DESC ] [ ,...n ] )
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[ WITH < index_option > [ ,...n] ]
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[ ON filegroup ]
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< index_option > :: =
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{ PAD_INDEX |
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FILLFACTOR = fillfactor |
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IGNORE_DUP_KEY |
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DROP_EXISTING |
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STATISTICS_NORECOMPUTE |
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SORT_IN_TEMPDB
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}
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*/
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function _IndexSQL($idxname, $tabname, $flds, $idxoptions)
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{
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$sql = array();
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if ( isset($idxoptions['REPLACE']) || isset($idxoptions['DROP']) ) {
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$sql[] = sprintf ($this->dropIndex, $idxname, $tabname);
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if ( isset($idxoptions['DROP']) )
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return $sql;
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}
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if ( empty ($flds) ) {
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return $sql;
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}
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$unique = isset($idxoptions['UNIQUE']) ? ' UNIQUE' : '';
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$clustered = isset($idxoptions['CLUSTERED']) ? ' CLUSTERED' : '';
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if ( is_array($flds) )
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$flds = implode(', ',$flds);
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$s = 'CREATE' . $unique . $clustered . ' INDEX ' . $idxname . ' ON ' . $tabname . ' (' . $flds . ')';
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if ( isset($idxoptions[$this->upperName]) )
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$s .= $idxoptions[$this->upperName];
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$sql[] = $s;
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return $sql;
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}
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}
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