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fix: suppress index or unique index, which is already a primary key

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This commit is contained in:
Ralf Becker 2006-04-09 10:56:29 +00:00
parent 8427a186d8
commit a85c611961
1 changed files with 37 additions and 2 deletions
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35
phpgwapi/inc/class.schema_proc.inc.php
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@ -114,6 +114,32 @@
}
}
/**
* Check if the given $columns exist as index in the index array $indexes
*
* @param string/array $columns column-name as string or array of column-names plus optional options key
* @param array $indexs array of indexes (column-name as string or array of column-names plus optional options key)
* @return boolean true if index over $columns exist in the $indexes array
*/
function _in_index($columns,$indexs)
{
if (is_array($columns))
{
unset($columns['options']);
$columns = implode('-',$columns);
}
foreach($indexs as $index)
{
if (is_array($index))
{
unset($index['options']);
$index = implode('-',$index);
}
if ($columns == $index) return true;
}
return false;
}
/**
* Created a table named $sTableName as defined in $aTableDef
*
@ -143,6 +169,10 @@
// creating unique indices/constrains
foreach ($aTableDef['uc'] as $name => $mFields)
{
if ($this->_in_index($mFields,array($aTableDef['pk'])))
{
continue; // is already created as primary key
}
if (is_numeric($name))
{
$name = $this->_index_name($sTableName,$mFields);
@ -156,6 +186,11 @@
// creation indices
foreach ($aTableDef['ix'] as $name => $mFields)
{
if ($this->_in_index($mFields,array($aTableDef['pk'])) ||
$this->_in_index($mFields,$aTableDef['uc']))
{
continue; // is already created as primary key or unique index
}
$options = False;
if (is_array($mFields))
{