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MSSQL2005 driver: autoincrement determination fixed

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This commit is contained in:
Daniel Kouba
2012-12-21 10:53:16 +01:00
committed by David Grudl
parent 16b254fce1
commit 9001afe7ca
1 changed files with 21 additions and 9 deletions
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30
dibi/drivers/mssql2005.reflector.php
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@@ -57,32 +57,44 @@ class DibiMssql2005Reflector extends DibiObject implements IDibiReflector
*/
public function getColumns($table)
{
$res = $this->driver->query("SELECT
C.COLUMN_NAME, C.DATA_TYPE, C.CHARACTER_MAXIMUM_LENGTH, C.COLUMN_DEFAULT, C.NUMERIC_PRECISION, C.NUMERIC_SCALE, C.IS_NULLABLE, Case When Z.CONSTRAINT_NAME Is Null Then 0 Else 1 End As IsPartOfPrimaryKey
$res = $this->driver->query("
SELECT c.name as COLUMN_NAME, c.is_identity AS AUTO_INCREMENT
FROM sys.columns c
INNER JOIN sys.tables t ON c.object_id = t.object_id
WHERE t.name = {$this->driver->escape($table, dibi::TEXT)}
");
$autoIncrements = array();
while ($row = $res->fetch(TRUE)) {
$autoIncrements[$row['COLUMN_NAME']] = (bool) $row['AUTO_INCREMENT'];
}
$res = $this->driver->query("
SELECT C.COLUMN_NAME, C.DATA_TYPE, C.CHARACTER_MAXIMUM_LENGTH , C.COLUMN_DEFAULT , C.NUMERIC_PRECISION, C.NUMERIC_SCALE , C.IS_NULLABLE, Case When Z.CONSTRAINT_NAME Is Null Then 0 Else 1 End As IsPartOfPrimaryKey
FROM INFORMATION_SCHEMA.COLUMNS As C
Outer Apply (
SELECT CCU.CONSTRAINT_NAME
FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS As TC
Join INFORMATION_SCHEMA.CONSTRAINT_COLUMN_USAGE As CCU
On CCU.CONSTRAINT_NAME = TC.CONSTRAINT_NAME
Join INFORMATION_SCHEMA.CONSTRAINT_COLUMN_USAGE As CCU
On CCU.CONSTRAINT_NAME = TC.CONSTRAINT_NAME
WHERE TC.TABLE_SCHEMA = C.TABLE_SCHEMA
And TC.TABLE_NAME = C.TABLE_NAME
And TC.CONSTRAINT_TYPE = 'PRIMARY KEY'
And CCU.COLUMN_NAME = C.COLUMN_NAME
) As Z
WHERE C.TABLE_NAME = {$this->driver->escape($table, dibi::TEXT)}"
);
) As Z
WHERE C.TABLE_NAME = {$this->driver->escape($table, dibi::TEXT)}
");
$columns = array();
while ($row = $res->fetch(TRUE)) {
$columns[] = array(
'name' => $row['COLUMN_NAME'],
'table' => $table,
'nativetype' => strtoupper($row['DATA_TYPE']),
'size' => $row['CHARACTER_MAXIMUM_LENGTH'] ? $row['CHARACTER_MAXIMUM_LENGTH'] : NULL,
'size' => $row['CHARACTER_MAXIMUM_LENGTH'],
'unsigned' => TRUE,
'nullable' => $row['IS_NULLABLE'] === 'YES',
'default' => $row['COLUMN_DEFAULT'],
'autoincrement' => (bool) $row['IsPartOfPrimaryKey'] && strtoupper($row['DATA_TYPE']) === 'INT',
'autoincrement' => $autoIncrements[$row['COLUMN_NAME']],
'vendor' => $row,
);
}