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remove "Transaction-based system versioning is EXPERIMENTAL" warning

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and the system_versioning_transaction_registry variable.
The user enables transaction registry by specifying BIGINT for
row_start/row_end columns.

check mysql.transaction_registry structure on the first open,
not on startup. Avoid warnings unless transaction_registry
is actually used.
This commit is contained in:
Sergei Golubchik
2018-01-10 16:12:24 +01:00
parent 7e1738c3c4
commit a544f920e3
21 changed files with 22 additions and 174 deletions
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6
mysql-test/suite/versioning/r/insert.result
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@ -284,13 +284,7 @@ rollback to a;
commit;
call verify_vtq;
No A B C D
set global system_versioning_transaction_registry= off;
insert into t2(x) values (1);
insert into t1(x) values (1);
ERROR HY000: Temporal operation requires `mysql.transaction_registry` (@@system_versioning_transaction_registry).
set global system_versioning_transaction_registry= on;
Warnings:
Warning 4134 Transaction-based system versioning is EXPERIMENTAL and is subject to change in future.
create or replace table t1 (
x int,
y int as (x) virtual,