May 2019
Intermediate to advanced
600 pages
20h 46m
English
book
PostgreSQL 11 Administration Cookbook
by Simon Riggs, Gianni Ciolli, Sudheer Kumar Meesala, Sheldon Strauch
Content preview from PostgreSQL 11 Administration Cookbook
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How to do it…
Removing a prepared transaction is also referred to as resolving in-doubt transactions. The transaction is literally stuck between committing and aborting. The database or transaction manager may have crashed, leaving the transaction midway through the two-phase commit process.
If you have a connection pool of 100 active connections and something crashes, you'll probably find 1 to 20 transactions stuck in the prepared state, depending on how long your average transaction is.
To resolve the transaction, we need to decide whether we want that change or not. The best way is to check what happened externally to PostgreSQL. That should help you to decide.
If you need further help, look at the There's more... section for this recipe. ...
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