Blog
Welcome to Datavail’s Blog, where you can read the latest insights, tips and opinions of our experts on all things data and technology.
InnoDB tablespace fragmentation (find it and fix it!)
If you frequently delete rows (or update rows with variable-length data types), you can end up with a lot of wasted space in your data file(s), similar to filesystem fragmentation.
Recovering a Schema From InnoDB .frm Files
Sometimes you find yourself in a bad situation where your only hope of recovering your InnoDB data lies in a handful of .frm and .ibd data files that were heretofore part of a working MySQL installation.
Using Checksums to Ensure Table Consistency in MySQL
If you’re using MySQL replication, chances are your master and slave databases aren’t entirely consistent. There are a number of reasons for this. Some MySQL functions like UUID() don’t replicate properly with statement-based replication.
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