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fix(logging): Fixes MCOL-5599 where LIKE operator never finishes (#3048)

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This is a fix of logging subsystem, nothing else.

The old code expanded an argument into string and advanced too little
and, if expansion contained argument's index, it expanded it again. And
again.
This commit is contained in:
Sergey Zefirov
2023-12-03 20:17:43 +03:00
committed by GitHub
parent ab1a3fe471
commit 71f6a39078
3 changed files with 31 additions and 2 deletions
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mysql-test/columnstore/basic/t/MCOL-5599-like-never-finishes.test Normal file
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--disable_warnings
DROP DATABASE IF EXISTS MCOL5599;
--enable_warnings
CREATE DATABASE MCOL5599;
USE MCOL5599;
CREATE TABLE t (t TEXT) ENGINE = COLUMNSTORE;
# This tests logging facility to correctly process agruments
# with "logging argument index" (like "%1%") in them. This has
# nothing to do with regexps. This query just have to finish.
SELECT * FROM t WHERE t LIKE '%1%';
DROP DATABASE MCOL5599;