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Posts tagged development

Duel: gdb vs. linked lists, trees, and hash tables

My first encounter with the gdb command duel was on some old IRIX about 15 years ago. I immediately loved how convenient it was for displaying various data structures during MySQL debugging, and I wished Linux had something similar. Later I found out that Duel was not something IRIX specific, but a public domain patch […]

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Making life prettier with gdb PrettyPrinting API

Anyone who has peeked inside a gdb manual knows that gdb has some kind of Python API. And anyone who has skimmed through has seen something called “Pretty Printing” that supposedly tells gdb how to print complex data structures in a nice and readable way. Well, at least I have seen that, but I’ve never […]

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Developer meeting & community meetup summary

MariaDB 10.1 shipped a few days ago, so it’s now a good time to focus on another important event. Last week we had a three day MariaDB developers meeting. It took place in Amsterdam (Oct 13-15). Meetings like this tend to have a great impact on the roadmap of the product. Booking.com was very kind […]

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MariaDB 10.1.1: triggers for RBR

Sometimes users ask for something that doesn’t really make sense. On the first glance. But then you start asking and realize that the user was right, you were wrong, and it is, actually, a perfectly logical and valid use case. I’ve had one of these moments when I’ve heard about a request of making triggers […]

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MariaDB 10.1.1: engine_condition_pushdown flag deprecated

Let me start with a little story. You sit in your house near the fireplace in the living room and need a book from the library… Eh, no, sorry, wrong century. You’re building a robotic arm that will open your beer or brew your coffee or supply you with whatever other drinks of your choice… […]

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