diff options
author | Andrey Andreev <narf@bofh.bg> | 2012-04-06 20:29:24 +0200 |
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committer | Andrey Andreev <narf@bofh.bg> | 2012-04-06 20:29:24 +0200 |
commit | 00aed0d9015040764fb7fe8edb7452459fc19213 (patch) | |
tree | 371dba8df01bb1d527c85cfb810a9bfa9c86bd53 /system/database/drivers/mssql/mssql_driver.php | |
parent | 2cb262ff0ee22f3928e39f19dc0112b9eb26cabc (diff) | |
parent | ea09a8a5552f2aacdeab0c88a605fe44047ebd0a (diff) |
Merge upstram branch
Diffstat (limited to 'system/database/drivers/mssql/mssql_driver.php')
-rw-r--r-- | system/database/drivers/mssql/mssql_driver.php | 89 |
1 files changed, 4 insertions, 85 deletions
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index 2053ddb60..ec09028f9 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -388,43 +388,6 @@ class CI_DB_mssql_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Escape the SQL Identifiers - * - * This function escapes column and table names - * - * @param string - * @return string - */ - public function _escape_identifiers($item) - { - if ($this->_escape_char == '') - { - return $item; - } - - foreach ($this->_reserved_identifiers as $id) - { - if (strpos($item, '.'.$id) !== FALSE) - { - $item = str_replace('.', $this->_escape_char.'.', $item); - - // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item); - } - } - - if (strpos($item, '.') !== FALSE) - { - $item = str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item); - } - - // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item.$this->_escape_char); - } - - // -------------------------------------------------------------------- - - /** * From Tables * * This function implicitly groups FROM tables so there is no confusion @@ -446,63 +409,19 @@ class CI_DB_mssql_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Insert statement - * - * Generates a platform-specific insert string from the supplied data - * - * @param string the table name - * @param array the insert keys - * @param array the insert values - * @return string - */ - protected function _insert($table, $keys, $values) - { - return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; - } - - // -------------------------------------------------------------------- - - /** - * Update statement - * - * Generates a platform-specific update string from the supplied data - * - * @param string the table name - * @param array the update data - * @param array the where clause - * @param array the orderby clause - * @param array the limit clause - * @return string - */ - protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) - { - foreach ($values as $key => $val) - { - $valstr[] = $key.' = '.$val; - } - - return 'UPDATE '.$table.' SET '.implode(', ', $valstr) - .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '') - .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') - .( ! $limit ? '' : ' LIMIT '.$limit); - } - - - // -------------------------------------------------------------------- - - /** * Truncate statement * * Generates a platform-specific truncate string from the supplied data - * If the database does not support the truncate() command - * This function maps to "DELETE FROM table" + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' * * @param string the table name * @return string */ protected function _truncate($table) { - return 'TRUNCATE '.$table; + return 'TRUNCATE TABLE '.$table; } // -------------------------------------------------------------------- |