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Diffstat (limited to 'src/backend/commands/analyze.c')
| -rw-r--r-- | src/backend/commands/analyze.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/backend/commands/analyze.c b/src/backend/commands/analyze.c index 5de2b39d103..d2856a379e7 100644 --- a/src/backend/commands/analyze.c +++ b/src/backend/commands/analyze.c @@ -2301,6 +2301,12 @@ compute_scalar_stats(VacAttrStatsP stats, /* We always use the default collation for statistics */ ssup.ssup_collation = DEFAULT_COLLATION_OID; ssup.ssup_nulls_first = false; + /* + * For now, don't perform abbreviated key conversion, because full values + * are required for MCV slot generation. Supporting that optimization + * would necessitate teaching compare_scalars() to call a tie-breaker. + */ + ssup.abbreviate = false; PrepareSortSupportFromOrderingOp(mystats->ltopr, &ssup); |