On 31/03/2008 20:51, mark wrote:

can you explain what the numbers mean in the EXPLAIN ANALYZE?
(cost=0.00..8.46 rows=1 width=1073) (actual time=0.094..0.161 rows=1 loops=1)

It's worth reading through the docs at that reference in my previous email - it's well explained there.

As I understand it, "cost" signifies the planner's estimate of how long the query will take, in terms of disk page fetches. The "actual time" is in milliseconds.

Ray.

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Raymond O'Donnell, Director of Music, Galway Cathedral, Ireland
[EMAIL PROTECTED]
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