Tag: isolation

Using AUTONOMOUS_TRANSACTION and setting TRANSACTION ISOLATION

Scenario 1) Default transaction using AUTONOMOUS TRANSACTION and checking records in table called APP_LOG at each step. The store procedure write_log inserts record in the app_log table. Session (a) In this session execute AUTONOMOUS transaction, get row count as table is empty will be 0 at first after exeuction of the procedure both session will … Continue reading Using AUTONOMOUS_TRANSACTION and setting TRANSACTION ISOLATION

Transaction isolation level (Serial and Read-committed)

The following 2 links explains transaction isolation. http://www.acs.ilstu.edu/docs/Oracle/server.101/b10743/consist.htm http://www.oracle.com/technology/oramag/oracle/05-nov/o65asktom.html