Srinivas Karthik V <skarthikv.i...@gmail.com> writes:
> Specifically, I have a Java program which calls
> ResultSet rs = statement.executeQuery("explain select * from table");
> I would like to change PostgreSQL such that ResultSet rs should contain a
> field that contains also the cost of the optimizer chosen plan.
Why do you need to change anything? The cost is right there in the
first line of the result text. It might be easier to parse out if
you use one of EXPLAIN's intended-to-be-machine-readable output
formats, though.
regards, tom lane
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