- Patch #149176 by chx, David et al: getting rid of the sequences table, using db_last_insert_id() instead of db_next_id().

1 files changed, 0 insertions, 25 deletions

diff --git a/includes/database.mysql.inc b/includes/database.mysql.inc
index 45426fff2..c3c6b0710 100644
--- a/includes/database.mysql.inc
+++ b/includes/database.mysql.inc
@@ -47,12 +47,6 @@ function db_version() {
 
 /**
  * Initialize a database connection.
- *
- * Note that you can change the mysql_connect() call to mysql_pconnect() if you
- * want to use persistent connections. This is not recommended on shared hosts,
- * and might require additional database/webserver tuning. It can increase
- * performance, however, when the overhead to connect to your database is high
- * (e.g. your database and web server live on different machines).
  */
 function db_connect($url) {
   $url = parse_url($url);
@@ -239,25 +233,6 @@ function db_error() {
 }
 
 /**
- * Return a new unique ID in the given sequence.
- *
- * For compatibility reasons, Drupal does not use auto-numbered fields in its
- * database tables. Instead, this function is used to return a new unique ID
- * of the type requested. If necessary, a new sequence with the given name
- * will be created.
- *
- * Note that the table name should be in curly brackets to preserve compatibility
- * with table prefixes. For example, db_next_id('{node}_nid');
- */
-function db_next_id($name) {
-  global $active_db;
-  $name = db_prefix_tables($name);
-  db_query('INSERT INTO {sequences} VALUES ("%s", LAST_INSERT_ID(1)) ON DUPLICATE KEY UPDATE id = LAST_INSERT_ID(id + 1)', $name);
-
-  return mysql_insert_id($active_db);
-}
-
-/**
  * Determine the number of rows changed by the preceding query.
  */
 function db_affected_rows() {