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UDF -vs- MySQL Stored Function

 | September 6, 2010 |  Posted In: MySQL

Few days ago I was working on a case where we needed to modify a lot of data before pushing it to sphinx – MySQL did not have a function to do the thing so I thought I’ll write MySQL Stored Function and we’ll be good to go. It worked! But not so well really […]

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How long Innodb Shutdown may take

 | September 2, 2010 |  Posted In: Insight for DBAs, MySQL

How long it may take MySQL with Innodb tables to shut down ? It can be quite a while. In default configuration innodb_fast_shutdown=ON the main job Innodb has to do to complete shutdown is flushing dirty buffers. The number of dirty buffers in the buffer pool varies depending on innodb_max_dirty_pages_pct as well as workload and […]

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Loading Tables with TokuDB 4.0

 | September 2, 2010 |  Posted In: Tokutek, TokuView

Often, the first step in evaluating and deploying a database is to load an existing dataset into the database. In the latest version, TokuDB makes use of multi-core parallelism to speed up loading (and new index creation). Using the loader, MySQL tables using TokuDB load 5x-8x faster than with previous versions of TokuDB. Measuring Load […]

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