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We detected this issue accidentally when a small gh-ost migration got interrupted by a daily test database failover. Since the current writer became read-only, we saw lots of FATAL Error 1290 (HY000): ...
  • grodowski
  • Opened 
    yesterday
  • #1569

When using gh-ost to migrate a table from latin1 to utf8mb3 (and likely other utf8) character encoding, the initial data copy works correctly, but new data inserted during the migration via binlog replication ...
bug
help wanted
  • mattbooks
  • Opened 
    14 days ago
  • #1568

Thank you for this great OSS and to all the maintainers. In my use case, I needed to specify the postpone-cut-over-flag-file after the process had already started. I m not sure if this would be useful ...
  • yktakaha4
  • Opened 
    on May 25
  • #1560

I am doing table migration with gh-ost with migration-on-replica and there is transactions being processed at same time. After cutover, there is replica failure. Error message: Duplicate entry 0 for ...
bug
data-integrity
  • sniperliu
  • Opened 
    on May 20
  • #1556

Hi gh-ost team, Thank you for maintaining such a powerful and reliable tool for online schema migrations. gh-ost has been a core part of our database operations for minimizing downtime during schema changes. ...
enhancement
  • freeman-buzzvil
  • Opened 
    on Apr 28
  • #1540

We ve run into an issue where the gh-ost migration starts off fine, but at some point, the MySQL query optimizer behavior changes for this query, and this query starts taking ~15m. The explain query shows ...
bug
performance
  • MatthewJin-at
  • Opened 
    on Apr 24
  • #1538

I want to migrate our UUID columns (or other hex columns) to the binary data type in MySQL, with minimal downtime. My first idea was to create ghost tables manually and keep them in sync with the original ...
  • erfanium
  • 3
  • Opened 
    on Apr 13
  • #1533

hello! I ve been playing with gh-ost lately for various reasons and I wanted to check whether it makes sense to use gh-ost to build expensive indexes. Most of what I see is related to schema changes, and ...
  • donhcd
  • Opened 
    on Apr 7
  • #1528

MySQL version: 5.7.30 gh-ost version: 1.1.7 CREATE TABLE `temp_table` ( `id` int(11) NOT NULL AUTO_INCREMENT, `channel` varchar(255) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL, `ddate` datetime ...
  • RankRao
  • 1
  • Opened 
    on Apr 7
  • #1526

I believe this restriction originally came from an erroneous use of report-password in go-mysql which has since been resolved: https://github.com/go-mysql-org/go-mysql/issues/966 In order to fix this, ...
  • joshvarner
  • 1
  • Opened 
    on Apr 1
  • #1524
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