February 2018
Intermediate to advanced
510 pages
16h 10m
English
Content preview from MySQL 8 Administrator???s Guide
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Adding a new native function
For adding a new native function, source distribution is required in order to compile using modified source that consists of the new native function. It is also required to repeat this when you migrate to another MySQL version.
In a case where a new native function is to be referred in the statements and also replicated to slave servers, ensure that each of the slave servers has the new native function available, otherwise replication on the slave server will fail when the new native function invocation is attempted.
The followings are the steps for adding a new native function in the source distribution files of the sql directory:
- A subclass for the function needs to be added in item_create.cc:
- In case of a ...
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