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07009651

Commit 07009651 authored 23 years ago by Tom Lane

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Repair roundoff-error problem for stddev/variance results near zero,

per complaint from Kemin Zhou.
Fix lack of precision in numeric stddev/variance.

parent 63cc56de

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src/backend/utils/adt/float.c 19 additions, 5 deletions

src/backend/utils/adt/float.c
src/backend/utils/adt/numeric.c 79 additions, 36 deletions

src/backend/utils/adt/numeric.c

with 98 additions and 41 deletions

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