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並前往https://blog.jooq.org/oracles-binary_double-can-be-much-faster-than-number/

Oracle's BINARY_DOUBLE Can Be Much Faster Than NUMBER

Using DOUBLE PRECISION and SUM(LN(the_double)); Using DOUBLE PRECISION and SUM(LN(CAST(the_double AS BINARY_DOUBLE))); Using DOUBLE PRECISION ...

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