<<<
Bear in mind that SQLite will use at most one index for any given query - so you should look at the generated query plan for your queries to determine if the indices you gave are actually used.
>>>

Hmmm... that could be a big problem.

My queries are the following: from the ID fetch the children in the canonical categorization and the browsing categorization. I'm doing it using the primitives given by DBD::SQLite2 and Class::DBI. From the IDs of the different categories I also refer to their names.

<<<

What problems did you find with SQLite3 that SQLite2 doesn't have ?
>>>

Check this bug report.

In reply to Re^2: Optimizing Tree Hierarchies with DBD::SQLite2 by shlomif
in thread Optimizing Tree Hierarchies with DBD::SQLite2 by shlomif

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