Console-Command-Begin.md

Console - BEGIN

OrientDB supports Transactions. To begin a new transaction use the BEGIN command. Once a transaction is begun to make persistent the changes you have to call the COMMIT command. To abort the changes call ROLLBACK command instead.

Syntax

BEGIN

See also

• Transactions
• Console Command COMMIT
• Console Command ROLLBACK
• Console Commands

Example

orientdb> BEGIN

Transaction 1 is running

orientdb> BEGIN
Error: an active transaction is currently open (id=1). Commit or rollback before starting a new one.

orientdb> INSERT INTO account (name) VALUES ('tx test')

Inserted record 'Account#9:-2{name:tx test} v0' in 0,004000 sec(s).

orientdb> SELECT FROM account WHERE name LIKE 'tx%'

---+---------+--------------------
  #| RID     |name
---+---------+--------------------
  0|    #9:-2|tx test
---+---------+--------------------

1 item(s) found. Query executed in 0.076 sec(s).

Until the commit all the new records will have a temporary RID with negative numbers.