• Percona Live Amsterdam: Community Dinner, Sep. 22nd

    August 13, 2015

    Keeping up with tradition, there will be a community event held at the upcoming Percona Live Europe: Amsterdam 2015 conference. This year, Booking.com will be hosting the event at the company's headquarters in the heart of Amsterdam. We will hold a community dinner (dish selection, includes vegetarian; beverages will be served) in our caffeteria and hope […]

  • Baffling 5.7 global/status variables issues, unclean migration path

    August 7, 2015

    MySQL 5.7 introduces a change in the way we query for global variables and status variables: the INFORMATION_SCHEMA.(GLOBAL|SESSION)_(VARIABLES|STATUS) tables are now deprecated and empty. Instead, we are to use the respective performance_schema.(global|session)_(variables|status) tables. But the change goes farther than that; there is also a security change. Oracle created a pitfall of 2 changes at the same time: […]

  • On SHOW BINLOG/RELAYLOG EVENTS

    August 4, 2015

    Some notes after working with SHOW BINLOG EVENTS and SHOW RELAYLOG EVENTS statements; there are a few gotchas and some interesting facts. My reflections also follow. I'm calling these commands from orchestrator when working with Pseudo-GTID (which I do alot). I prefer to work with agent-free design, where a single, remote service can do everything: examine […]

 
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