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Added index hints for SQL Server. Improvements to existing query hints for Mysql and Cubrid.

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git-svn-id: http://xe-core.googlecode.com/svn/branches/1.5.0@9481 201d5d3c-b55e-5fd7-737f-ddc643e51545
This commit is contained in:
ucorina 2011-10-04 13:19:45 +00:00
parent eaa1a02adc
commit 3815aece09
19 changed files with 320 additions and 6 deletions
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29
classes/db/queryparts/table/MssqlTableWithHint.class.php Normal file
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<?php
class MssqlTableWithHint extends Table {
var $name;
var $alias;
var $index_hints_list;
function MssqlTableWithHint($name, $alias = NULL, $index_hints_list){
parent::Table($name, $alias);
$this->index_hints_list = $index_hints_list;
}
function toString(){
$result = parent::toString();
$index_hint_string = '';
foreach($this->index_hints_list as $index_hint){
$index_hint_type = $index_hint->getIndexHintType();
if(in_array($index_hint_type, array('USE', 'FORCE')))
$index_hint_string .= 'INDEX(' . $index_hint->getIndexName() . '), ';
}
if($index_hint_string != ''){
$result .= ' WITH(' . substr($index_hint_string, 0, -2) . ') ';
}
return $result;
}
}
?>