Sergei Petrunia 51bce3c59a MDEV-28882: Assertion `tmp >= 0' failed in best_access_path ...

Histogram_json_hb::range_selectivity() may return small negative
numbers due to rounding errors in the histogram.

Make sure the returned value is non-negative.
Add an assert to catch negative values that are not small.

(attempt #2)

2022-06-22 13:39:48 +03:00

31 KiB

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