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-rw-r--r--system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php41
1 files changed, 0 insertions, 41 deletions
diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php
index 315f6f53b..ff486fc5a 100644
--- a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php
+++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php
@@ -201,47 +201,6 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver {
// --------------------------------------------------------------------
/**
- * Update_Batch statement
- *
- * Generates a platform-specific batch update string from the supplied data
- *
- * @param string $table Table name
- * @param array $values Update data
- * @param string $index UPDATE key
- * @return string
- */
- protected function _update_batch($table, $values, $index)
- {
- $ids = array();
- foreach ($values as $key => $val)
- {
- $ids[] = $val[$index];
-
- foreach (array_keys($val) as $field)
- {
- if ($field !== $index)
- {
- $final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field];
- }
- }
- }
-
- $cases = '';
- foreach ($final as $k => $v)
- {
- $cases .= $k." = CASE \n"
- .implode("\n", $v)."\n"
- .'ELSE '.$k.' END), ';
- }
-
- $this->where($index.' IN('.implode(',', $ids).')', NULL, FALSE);
-
- return 'UPDATE '.$table.' SET '.substr($cases, 0, -2).$this->_compile_wh('qb_where');
- }
-
- // --------------------------------------------------------------------
-
- /**
* Truncate statement
*
* Generates a platform-specific truncate string from the supplied data