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Re: MDEV-3929 Add system variable explicit_defaults_for_timestamp for compatibility with MySQL
On Jul 13, Alexander Barkov wrote:
> Hi Sergei,
> Please review a patch that merges a new read-only variables
> --explicit-defaults-for-timestamp from MySQL.
> Note, the original MySQL patch updates many tests,
> to make the tests independent from the compiled-in default
> --explicit-defaults-for-timestamp value. I guess Oracle is planning to
> change the default value to ON eventually.
> I merged these changes for tests as well.
Okay. I wouldn't do it, but it's your call...
> As a result, all tests pass in both "mtr" and
> "mtr --mysqld=--explicit-defaults-for-timestamp",
> which I think is good.
I don't care much about it. That is, I don't think it's valuable to
spend the time on making tests to pass for all possible initial values
of server options.
> In addition to the original MySQL changes in mtr, I also added
> two tests that describe specific behavior:
If they're functional tests, their file names typically end with _func.
Although it's not that important now, when all_vars tests is disabled.