SQL optimization: "multiple queries" vs. "big join"

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SQL optimization: "multiple queries" vs. "big join"

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08-01-2007, 12:48 PM

Marco van Herwaarden Marco van Herwaarden is offline

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How effective a query is and how much temporary storage (or memory) is needed will depend a lot on the table structure, it's indexes, how tables are joined, how the WHERE-clause of the query is build, ORDER BY clauses and the use of LIMIT.

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