[GENERAL] QUERY PLAN:

[Tim Joyce]

can someone point me at documentation so that i can unserstand the results
of an EXPLAIN, eg:

Index Scan using words_id_idx on books_idx  (cost=441.19 rows=7644 width=8)

explain select * from books_idx where wrd_id=1;

I am paticularly interested in what the rows= figure means.

TIA

timj



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