Danil Zburivsky

MySQL

Audit a MySQL Instance with MySQLTuner

Quite often we need to perform a so-called "MySQL instance audit". This common DBA procedure should give you a general ...

Technical Track

3 key data analytics announcements from Google NEXT 2019

Google NEXT 2019 was a momentous event for the Pythian team. We celebrated winning the Google Cloud Global Data ...

Data Warehouse

Calculating business days in HiveQL

Background One of the common tasks in data processing is to calculate the number of days between two given dates. You ...

MySQL

Once again about innodb-concurrency-tickets

I had to refresh my knowledge on how InnoDB threads queue works the other day when debugging activity spikes on one of ...

MySQL

Debugging IN vs OR Performance in MySQL

I was recently puzzled by the question: “Which query will be faster?” SELECT * FROM table WHERE pk = x OR pk = x1 OR pk ...

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Using Multi-Agent Reasoning for NLP-to-SQL

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Becky's BI Apps Corner: OBIA 11.1.1.10.2

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Oracle Data Integrator (aka Sunopsis) Now On OTN

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Danil Zburivsky

Posts by Danil Zburivsky

Audit a MySQL Instance with MySQLTuner

3 key data analytics announcements from Google NEXT 2019

Calculating business days in HiveQL

Once again about innodb-concurrency-tickets

Debugging IN vs OR Performance in MySQL

Recent news

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