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authorAndrey Andreev <narf@bofh.bg>2012-04-06 20:10:40 +0200
committerAndrey Andreev <narf@bofh.bg>2012-04-06 20:10:40 +0200
commitfcdfcf9d8808c89e137ecce14b40936cffd99e83 (patch)
tree6887654802b9e228486720b69b74bb362e60033e /system/database/drivers/oci8/oci8_driver.php
parentfd105ab7f05e64c0d9188e43c6fd6a2bb2c6cf7f (diff)
parentea09a8a5552f2aacdeab0c88a605fe44047ebd0a (diff)
Merge upstream branch
Diffstat (limited to 'system/database/drivers/oci8/oci8_driver.php')
-rw-r--r--system/database/drivers/oci8/oci8_driver.php88
1 files changed, 4 insertions, 84 deletions
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index 0a96f3f6d..6e225ee1f 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -567,43 +567,6 @@ class CI_DB_oci8_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.$this->_escape_char);
- }
-
- // --------------------------------------------------------------------
-
- /**
* From Tables
*
* This function implicitly groups FROM tables so there is no confusion
@@ -620,23 +583,6 @@ class CI_DB_oci8_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Insert statement
- *
- * Generates a platform-specific insert string from the supplied data
- *
- * @param string the table name
- * @param array the insert keys
- * @param array the insert values
- * @return string
- */
- protected function _insert($table, $keys, $values)
- {
- return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')';
- }
-
- // --------------------------------------------------------------------
-
- /**
* Insert_batch statement
*
* Generates a platform-specific insert string from the supplied data
@@ -653,7 +599,7 @@ class CI_DB_oci8_driver extends CI_DB {
for ($i = 0, $c = count($values); $i < $c; $i++)
{
- $sql .= ' INTO '.$table.' ('.$keys.') VALUES '.$values[$i].'\n';
+ $sql .= ' INTO '.$table.' ('.$keys.') VALUES '.$values[$i]."\n";
}
return $sql.'SELECT * FROM dual';
@@ -662,38 +608,12 @@ class CI_DB_oci8_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Update statement
- *
- * Generates a platform-specific update string from the supplied data
- *
- * @param string the table name
- * @param array the update data
- * @param array the where clause
- * @param array the orderby clause
- * @param array the limit clause
- * @return string
- */
- protected function _update($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