functional.sqlancer.tidb_challenge_48_test. UNIQUE constraint on DECIMAL/floating-point columns causes incorrect result for NULL in AND

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NN SNAP_INFO CS_outcome SS_outcome CS_run_time SS_run_time CS_run_beg CS_run_end SS_run_beg SS_run_end
1 4.0.6.3189 2025.02.25 1a1a5 P P 634 408 2025.06.27 13:28:44.143 2025.06.27 13:28:44.777 2025.06.27 12:27:39.082 2025.06.27 12:27:39.490

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