+++ /dev/null
-<?php
-
-/**
- V5.02 24 Sept 2007 (c) 2000-2007 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 4 for best viewing.
-
-*/
-
-// security - hide paths
-if (!defined('ADODB_DIR')) die();
-
-class ADODB2_oci8 extends ADODB_DataDict {
-
- var $databaseType = 'oci8';
- var $seqField = false;
- var $seqPrefix = 'SEQ_';
- var $dropTable = "DROP TABLE %s CASCADE CONSTRAINTS";
- var $trigPrefix = 'TRIG_';
- var $alterCol = ' MODIFY ';
- var $typeX = 'VARCHAR(4000)';
- var $typeXL = 'CLOB';
-
- function MetaType($t,$len=-1)
- {
- if (is_object($t)) {
- $fieldobj = $t;
- $t = $fieldobj->type;
- $len = $fieldobj->max_length;
- }
- switch (strtoupper($t)) {
- case 'VARCHAR':
- case 'VARCHAR2':
- case 'CHAR':
- case 'VARBINARY':
- case 'BINARY':
- if (isset($this) && $len <= $this->blobSize) return 'C';
- return 'X';
-
- case 'NCHAR':
- case 'NVARCHAR2':
- case 'NVARCHAR':
- if (isset($this) && $len <= $this->blobSize) return 'C2';
- return 'X2';
-
- case 'NCLOB':
- case 'CLOB':
- return 'XL';
-
- case 'LONG RAW':
- case 'LONG VARBINARY':
- case 'BLOB':
- return 'B';
-
- case 'DATE':
- return 'T';
-
- case 'INT':
- case 'SMALLINT':
- case 'INTEGER':
- return 'I';
-
- default:
- return 'N';
- }
- }
-
- function ActualType($meta)
- {
- switch($meta) {
- case 'C': return 'VARCHAR';
- case 'X': return $this->typeX;
- case 'XL': return $this->typeXL;
-
- case 'C2': return 'NVARCHAR2';
- case 'X2': return 'NVARCHAR2(4000)';
-
- case 'B': return 'BLOB';
-
- case 'D':
- case 'T': return 'DATE';
- case 'L': return 'DECIMAL(1)';
- case 'I1': return 'DECIMAL(3)';
- case 'I2': return 'DECIMAL(5)';
- case 'I':
- case 'I4': return 'DECIMAL(10)';
-
- case 'I8': return 'DECIMAL(20)';
- case 'F': return 'DECIMAL';
- case 'N': return 'DECIMAL';
- default:
- return $meta;
- }
- }
-
- function CreateDatabase($dbname, $options=false)
- {
- $options = $this->_Options($options);
- $password = isset($options['PASSWORD']) ? $options['PASSWORD'] : 'tiger';
- $tablespace = isset($options["TABLESPACE"]) ? " DEFAULT TABLESPACE ".$options["TABLESPACE"] : '';
- $sql[] = "CREATE USER ".$dbname." IDENTIFIED BY ".$password.$tablespace;
- $sql[] = "GRANT CREATE SESSION, CREATE TABLE,UNLIMITED TABLESPACE,CREATE SEQUENCE TO $dbname";
-
- return $sql;
- }
-
- function AddColumnSQL($tabname, $flds)
- {
- $f = array();
- list($lines,$pkey) = $this->_GenFields($flds);
- $s = "ALTER TABLE $tabname ADD (";
- foreach($lines as $v) {
- $f[] = "\n $v";
- }
-
- $s .= implode(', ',$f).')';
- $sql[] = $s;
- return $sql;
- }
-
- function AlterColumnSQL($tabname, $flds)
- {
- $f = array();
- list($lines,$pkey) = $this->_GenFields($flds);
- $s = "ALTER TABLE $tabname MODIFY(";
- foreach($lines as $v) {
- $f[] = "\n $v";
- }
- $s .= implode(', ',$f).')';
- $sql[] = $s;
- return $sql;
- }
-
- function DropColumnSQL($tabname, $flds)
- {
- if (!is_array($flds)) $flds = explode(',',$flds);
- foreach ($flds as $k => $v) $flds[$k] = $this->NameQuote($v);
-
- $sql = array();
- $s = "ALTER TABLE $tabname DROP(";
- $s .= implode(', ',$flds).') CASCADE CONSTRAINTS';
- $sql[] = $s;
- return $sql;
- }
-
- function _DropAutoIncrement($t)
- {
- if (strpos($t,'.') !== false) {
- $tarr = explode('.',$t);
- return "drop sequence ".$tarr[0].".seq_".$tarr[1];
- }
- return "drop sequence seq_".$t;
- }
-
- // return string must begin with space
- function _CreateSuffix($fname,$ftype,$fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
- {
- $suffix = '';
-
- if ($fdefault == "''" && $fnotnull) {// this is null in oracle
- $fnotnull = false;
- if ($this->debug) ADOConnection::outp("NOT NULL and DEFAULT='' illegal in Oracle");
- }
-
- if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
- if ($fnotnull) $suffix .= ' NOT NULL';
-
- if ($fautoinc) $this->seqField = $fname;
- if ($fconstraint) $suffix .= ' '.$fconstraint;
-
- return $suffix;
- }
-
-/*
-CREATE or replace TRIGGER jaddress_insert
-before insert on jaddress
-for each row
-begin
-select seqaddress.nextval into :new.A_ID from dual;
-end;
-*/
- function _Triggers($tabname,$tableoptions)
- {
- if (!$this->seqField) return array();
-
- if ($this->schema) {
- $t = strpos($tabname,'.');
- if ($t !== false) $tab = substr($tabname,$t+1);
- else $tab = $tabname;
- $seqname = $this->schema.'.'.$this->seqPrefix.$tab;
- $trigname = $this->schema.'.'.$this->trigPrefix.$this->seqPrefix.$tab;
- } else {
- $seqname = $this->seqPrefix.$tabname;
- $trigname = $this->trigPrefix.$seqname;
- }
-
- if (strlen($seqname) > 30) {
- $seqname = $this->seqPrefix.uniqid('');
- } // end if
- if (strlen($trigname) > 30) {
- $trigname = $this->trigPrefix.uniqid('');
- } // end if
-
- if (isset($tableoptions['REPLACE'])) $sql[] = "DROP SEQUENCE $seqname";
- $seqCache = '';
- if (isset($tableoptions['SEQUENCE_CACHE'])){$seqCache = $tableoptions['SEQUENCE_CACHE'];}
- $seqIncr = '';
- if (isset($tableoptions['SEQUENCE_INCREMENT'])){$seqIncr = ' INCREMENT BY '.$tableoptions['SEQUENCE_INCREMENT'];}
- $seqStart = '';
- if (isset($tableoptions['SEQUENCE_START'])){$seqIncr = ' START WITH '.$tableoptions['SEQUENCE_START'];}
- $sql[] = "CREATE SEQUENCE $seqname $seqStart $seqIncr $seqCache";
- $sql[] = "CREATE OR REPLACE TRIGGER $trigname BEFORE insert ON $tabname FOR EACH ROW WHEN (NEW.$this->seqField IS NULL OR NEW.$this->seqField = 0) BEGIN select $seqname.nextval into :new.$this->seqField from dual; END;";
-
- $this->seqField = false;
- return $sql;
- }
-
- /*
- CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name [(create_definition,...)]
- [table_options] [select_statement]
- create_definition:
- col_name type [NOT NULL | NULL] [DEFAULT default_value] [AUTO_INCREMENT]
- [PRIMARY KEY] [reference_definition]
- or PRIMARY KEY (index_col_name,...)
- or KEY [index_name] (index_col_name,...)
- or INDEX [index_name] (index_col_name,...)
- or UNIQUE [INDEX] [index_name] (index_col_name,...)
- or FULLTEXT [INDEX] [index_name] (index_col_name,...)
- or [CONSTRAINT symbol] FOREIGN KEY [index_name] (index_col_name,...)
- [reference_definition]
- or CHECK (expr)
- */
-
-
-
- function _IndexSQL($idxname, $tabname, $flds,$idxoptions)
- {
- $sql = array();
-
- if ( isset($idxoptions['REPLACE']) || isset($idxoptions['DROP']) ) {
- $sql[] = sprintf ($this->dropIndex, $idxname, $tabname);
- if ( isset($idxoptions['DROP']) )
- return $sql;
- }
-
- if ( empty ($flds) ) {
- return $sql;
- }
-
- if (isset($idxoptions['BITMAP'])) {
- $unique = ' BITMAP';
- } elseif (isset($idxoptions['UNIQUE'])) {
- $unique = ' UNIQUE';
- } else {
- $unique = '';
- }
-
- if ( is_array($flds) )
- $flds = implode(', ',$flds);
- $s = 'CREATE' . $unique . ' INDEX ' . $idxname . ' ON ' . $tabname . ' (' . $flds . ')';
-
- if ( isset($idxoptions[$this->upperName]) )
- $s .= $idxoptions[$this->upperName];
-
- if (isset($idxoptions['oci8']))
- $s .= $idxoptions['oci8'];
-
-
- $sql[] = $s;
-
- return $sql;
- }
-
- function GetCommentSQL($table,$col)
- {
- $table = $this->connection->qstr($table);
- $col = $this->connection->qstr($col);
- return "select comments from USER_COL_COMMENTS where TABLE_NAME=$table and COLUMN_NAME=$col";
- }
-
- function SetCommentSQL($table,$col,$cmt)
- {
- $cmt = $this->connection->qstr($cmt);
- return "COMMENT ON COLUMN $table.$col IS $cmt";
- }
-}
-?>
\ No newline at end of file
BGBM BDI Projects / geo.git / blobdiff