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authorAndrey Andreev <narf@bofh.bg>2012-04-06 20:21:13 +0200
committerAndrey Andreev <narf@bofh.bg>2012-04-06 20:21:13 +0200
commit8e286e96af6f0487e9339d5d87c35a539a6879c6 (patch)
tree8e089bcb41f1d7cd81d2f1a9afe77ddd998e0ff9 /system/database/drivers/odbc
parent98350a59e21a7f5d38664a59170de91771c99a4b (diff)
parentea09a8a5552f2aacdeab0c88a605fe44047ebd0a (diff)
Merge upstream branch
Diffstat (limited to 'system/database/drivers/odbc')
-rw-r--r--system/database/drivers/odbc/odbc_driver.php102
-rw-r--r--system/database/drivers/odbc/odbc_forge.php2
2 files changed, 5 insertions, 99 deletions
diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index f77851821..bfd53ba59 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -95,19 +95,6 @@ class CI_DB_odbc_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Select the database
- *
- * @return resource
- */
- public function db_select()
- {
- // Not needed for ODBC
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Execute the query
*
* @param string an SQL query
@@ -339,43 +326,6 @@ class CI_DB_odbc_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.$this->_escape_char);
- }
-
- // --------------------------------------------------------------------
-
- /**
* From Tables
*
* This function implicitly groups FROM tables so there is no confusion
@@ -397,63 +347,19 @@ class CI_DB_odbc_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Insert statement
- *
- * Generates a platform-specific insert string from the supplied data
- *
- * @param string the table name
- * @param array the insert keys
- * @param array the insert values
- * @return string
- */
- protected function _insert($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 $this->_delete($table);
+ return 'DELETE FROM '.$table;
}
// --------------------------------------------------------------------
diff --git a/system/database/drivers/odbc/odbc_forge.php b/system/database/drivers/odbc/odbc_forge.php
index 26ff9a0fb..5b76b1cea 100644
--- a/system/database/drivers/odbc/odbc_forge.php
+++ b/system/database/drivers/odbc/odbc_forge.php
@@ -83,7 +83,7 @@ class CI_DB_odbc_forge extends CI_DB_forge {
$sql .= 'IF NOT EXISTS ';
}
- $sql .= $this->db->_escape_identifiers($table).' (';
+ $sql .= $this->db->escape_identifiers($table).' (';
$current_field_count = 0;
foreach ($fields as $field => $attributes)