Berkeley DB

txn_commit

						#include <db.h>
						int
						txn_commit(DB_TXN *tid, u_int32_t flags);
					

Description

The txn_commit function ends the transaction. In the case of nested transactions, if the transaction is a parent transaction, committing the parent transaction causes all unresolved children of the parent to be committed.

In the case of nested transactions, if the transaction is a child transaction, its locks are not released, but are acquired by its parent.Although the commit of the child transaction will succeed, the actual resolution of the child transaction is postponed until the parent transaction is committed or aborted; that is, if its parent transaction commits, it will be committed; and if its parent transaction aborts, it will be aborted.

The