Update returning oracle

Session 2 is blocked on session 1. The update will have restarted and will re-evaluate the subquery. Was that the end of the story? No, not at all. My client still had a less than optimal solution on their its hands. Instead, we had to implement code to find the first unlocked record and lock it manually. Such code would in general look like the following in Oracle 10g and before. Next the bulk delete is performed and the data returned into the second collection.

Then the size of both collections is reported. The output from this script is displayed below. Oracle Training from Don Burleson The best on site " Oracle training classes " are just a phone call away! You can get personalized Oracle training by Donald Burleson, right at your shop! Viewed 10k times. Romesh Romesh 2, 2 2 gold badges 21 21 silver badges 44 44 bronze badges. Add a comment. Active Oldest Votes.

Noel Noel 8, 28 28 gold badges 41 41 silver badges 63 63 bronze badges. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Oracle Data Cartridge Developer's Guide for more information on the indextype update routines. Specify the name of the partition or subpartition within table targeted for updates. You need not specify the partition name when updating values in a partitioned table.

Specify a complete or partial name of a database link to a remote database where the object is located. You can use a database link to update a remote object only if you are using Oracle Database distributed functionality.

If you omit dblink, then the database assumes the object is on the local database. Regardless of its form, it must return a collection value—that is, a value whose type is nested table or varray. This process of extracting the elements of a collection is called collection unnesting. For example, you could roll up four quarterly sales tables into a yearly sales table. Specify a correlation name alias for the table, view, or subquery to be referenced elsewhere in the statement.