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-rw-r--r--system/database/drivers/mysql/mysql_driver.php21
1 files changed, 5 insertions, 16 deletions
diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index 872504564..dc020c624 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -56,7 +56,7 @@ class CI_DB_mysql_driver extends CI_DB {
// whether SET NAMES must be used to set the character set
var $use_set_names;
-
+
/**
* Non-persistent database connection
*
@@ -135,20 +135,9 @@ class CI_DB_mysql_driver extends CI_DB {
*/
function db_set_charset($charset, $collation)
{
- if ( ! isset($this->use_set_names))
- {
- // mysql_set_charset() requires PHP >= 5.2.3 and MySQL >= 5.0.7, use SET NAMES as fallback
- $this->use_set_names = (version_compare(PHP_VERSION, '5.2.3', '>=') && version_compare(mysql_get_server_info(), '5.0.7', '>=')) ? FALSE : TRUE;
- }
-
- if ($this->use_set_names === TRUE)
- {
- return @mysql_query("SET NAMES '".$this->escape_str($charset)."' COLLATE '".$this->escape_str($collation)."'", $this->conn_id);
- }
- else
- {
- return @mysql_set_charset($charset, $this->conn_id);
- }
+ return function_exists('mysql_set_charset')
+ ? @mysql_set_charset($charset, $this->conn_id)
+ : @mysql_query("SET NAMES '".$this->escape_str($charset)."' COLLATE '".$this->escape_str($collation)."'", $this->conn_id);
}
// --------------------------------------------------------------------
@@ -441,7 +430,7 @@ class CI_DB_mysql_driver extends CI_DB {
*/
function _field_data($table)
{
- return "SELECT * FROM ".$table." LIMIT 1";
+ return "DESCRIBE ".$table;
}
// --------------------------------------------------------------------