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Implement delete query builder method, add empty_table db method

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This commit is contained in:
Timothy Warren 2012-03-13 13:25:47 -04:00
parent 1d30e2be71
commit 57fa7a5177
2 changed files with 33 additions and 3 deletions
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16
sys/db/db_pdo.php
View File

@ -176,6 +176,22 @@ abstract class DB_PDO extends PDO {
// -------------------------------------------------------------------------
/**
* Deletes all the rows from a table. Does the same as the truncate
* method if the database does not support 'TRUNCATE';
*
* @param string $table
* @return mixed
*/
public function empty_table($table)
{
$sql = 'DELETE FROM '.$this->quote_ident($table);
return $this->query($sql);
}
// -------------------------------------------------------------------------
/**
* Abstract public functions to override in child classes
*/

20
sys/db/query_builder.php
View File

@ -503,11 +503,19 @@ class Query_Builder {
*
* @param string $table
* @param mixed $where
* @return
* @return mixed
*/
public function delete($table, $where='')
{
// @todo implement delete method
// Set the where clause
$this->where($where);
// Create the SQL and parameters
$sql = $this->_compile("delete", $table);
$params = array_values($this->where_array);
// Delete the table, and return the result
return $this->db->prepare_execute($sql, $params);
}
// --------------------------------------------------------------------------
@ -600,7 +608,13 @@ class Query_Builder {
break;
case "delete":
// @todo Implement delete statements
$sql = 'DELETE FROM '.$this->db->quote_ident($table);
if ( ! empty($this->where_string))
{
$sql .= $this->where_string;
}
break;
}