February 2018
Intermediate to advanced
510 pages
16h 10m
English
Content preview from MySQL 8 Administrator???s Guide
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The locking service
The locking service interface is provided at two levels: C level and at SQL level. The interface works on the lock namespace, lock name, and lock mode attributes. The C language interface is callable as a plugin service from user-defined functions or server plugins, and the SQL level interface is used as set of user-defined functions, being mapped to call the service routines.
The following are the characteristics of the locking interface:
- Lock namespace, lock name, and lock mode are three three attributes of locks.
- Locks are identified by forming a lock namespace and lock name combination.
- Lock mode can be either read or write. Read locks are shared whereas write locks are exclusive.
- Lock names and namespaces can have ...
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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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