September 2014
Intermediate to advanced
384 pages
9h 28m
English
Content preview from Mastering MariaDBBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Transactions
The user can use a set of SQL statements to control transactions. These statements allow us to explicitly start, commit, or rollback a transaction, but in some cases such operations are implicit. We can also set an isolation level, which determines which locks are acquired and how consistent the reads are. We can also declare in advance that a transaction is read only; this allows InnoDB to execute more internal optimizations.
The transactions life cycle
Usually, MariaDB transactions start with the START TRANSACTION statement and end with COMMIT or ROLLBACK. BEGIN WORK is a synonym for START TRANSACTION, but it does not work within stored programs, because the BEGIN and END keywords are used to enclose code blocks. The general syntax ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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