Updating a sequence the volunteer dating game

12-Nov-2019 15:43

If unspecified, the old cache value will be maintained.option causes the sequence to be associated with a specific table column, such that if that column (or its whole table) is dropped, the sequence will be automatically dropped as well.However, a superuser can alter ownership of any sequence anyway.) enables sequence numbers to be preallocated and stored in memory for faster access.The minimum value is 1 (only one value can be generated at a time, i.e., no cache).If you want to make your sequences all start just after whatever values are already there, it's possible to do that for most common configurations like this: This script changes sequences with OWNED BY to the table and column they're referenced from. Sequences that are referenced by multiple tables or columns are ignored. (These restrictions enforce that altering the owner doesn't do anything you couldn't do by dropping and recreating the sequence.

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If the sequence was created with the CACHE option, altering the sequence will recreate the cache.

When the system comes back up, Oracle will cache new numbers from where it left off in the sequence, ignoring the so called "lost" sequence values.

You can change the LASTVALUE for an Oracle sequence, by executing an ALTER SEQUENCE command.

This table provides information about the current version of released VMware products and the recommended action required to patch to the next level.

A common problem when copying or recreating a database is that database sequences are not updated just by inserting records in the table that sequence is used in.

If the sequence was created with the CACHE option, altering the sequence will recreate the cache.When the system comes back up, Oracle will cache new numbers from where it left off in the sequence, ignoring the so called "lost" sequence values.You can change the LASTVALUE for an Oracle sequence, by executing an ALTER SEQUENCE command.This table provides information about the current version of released VMware products and the recommended action required to patch to the next level.A common problem when copying or recreating a database is that database sequences are not updated just by inserting records in the table that sequence is used in.If you need to change its value, you should re-create the sequence.