Thursday, March 12, 2015

gdx2sqlite –fast option

The –fast option in the tool gdx2sqlite is sometimes really helpful. This is especially the case if there are many tables:


The column avg table size indicates the average number of rows in a table. It looks like if this number is small the effect of –fast is most pronounced.

The –fast option will issue PRAGMA synchronous = OFF and PRAGMA journal_mode = MEMORY to SQLite.

Here is a nice presentation on SQLite:

Interesting tidbit: statistics on SQLite: 2e9 running instances, 5e5 applications (May 2014).

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