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File: adodb/datadict/datadict-sqlite.inc.php

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File: adodb/datadict/datadict-sqlite.inc.php
Role: Auxiliary script
Content type: text/plain
Description: Auxiliary script
Class: PHP MySQL JSON Manager
Build and Execute SQL queries with results in JSON
Author: By
Last change:
Date: 8 years ago
Size: 2,614 bytes
 

Contents

Class file image Download
<?php

/**
  V5.18 3 Sep 2012 (c) 2000-2012 John Lim (jlim#natsoft.com). 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.
 
    SQLite datadict Andrei Besleaga
 
*/

// security - hide paths
if (!defined('ADODB_DIR')) die();

class
ADODB2_sqlite extends ADODB_DataDict {
    var
$databaseType = 'sqlite';
    var
$seqField = false;
    var
$addCol=' ADD COLUMN';
    var
$dropTable = 'DROP TABLE IF EXISTS %s';
    var
$dropIndex = 'DROP INDEX IF EXISTS %s';
    var
$renameTable = 'ALTER TABLE %s RENAME TO %s';
   
   

    function
ActualType($meta)
    {
        switch(
strtoupper($meta)) {
        case
'C': return 'VARCHAR'; // TEXT , TEXT affinity
       
case 'XL':return 'LONGTEXT'; // TEXT , TEXT affinity
       
case 'X': return 'TEXT'; // TEXT , TEXT affinity
       
       
case 'C2': return 'VARCHAR'; // TEXT , TEXT affinity
       
case 'X2': return 'LONGTEXT'; // TEXT , TEXT affinity
       
       
case 'B': return 'LONGBLOB'; // TEXT , NONE affinity , BLOB
           
       
case 'D': return 'DATE'; // NUMERIC , NUMERIC affinity
       
case 'T': return 'DATETIME'; // NUMERIC , NUMERIC affinity
       
case 'L': return 'TINYINT'; // NUMERIC , INTEGER affinity
       
       
case 'R':
        case
'I4':
        case
'I': return 'INTEGER'; // NUMERIC , INTEGER affinity
       
case 'I1': return 'TINYINT'; // NUMERIC , INTEGER affinity
       
case 'I2': return 'SMALLINT'; // NUMERIC , INTEGER affinity
       
case 'I8': return 'BIGINT'; // NUMERIC , INTEGER affinity
       
       
case 'F': return 'DOUBLE'; // NUMERIC , REAL affinity
       
case 'N': return 'NUMERIC'; // NUMERIC , NUMERIC affinity
       
default:
            return
$meta;
        }
    }
   
   
// return string must begin with space
   
function _CreateSuffix($fname,$ftype,$fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
    {
       
$suffix = '';
        if (
$funsigned) $suffix .= ' UNSIGNED';
        if (
$fnotnull) $suffix .= ' NOT NULL';
        if (
strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
        if (
$fautoinc) $suffix .= ' AUTOINCREMENT';
        if (
$fconstraint) $suffix .= ' '.$fconstraint;
        return
$suffix;
    }
   
    function
AlterColumnSQL($tabname, $flds)
    {
        if (
$this->debug) ADOConnection::outp("AlterColumnSQL not supported natively by SQLite");
        return array();
    }
   
    function
DropColumnSQL($tabname, $flds)
    {
        if (
$this->debug) ADOConnection::outp("DropColumnSQL not supported natively by SQLite");
        return array();
    }
   
    function
RenameColumnSQL($tabname,$oldcolumn,$newcolumn,$flds='')
    {
        if (
$this->debug) ADOConnection::outp("RenameColumnSQL not supported natively by SQLite");
        return array();
    }
   
}
?>