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authorNoah Misch <noah@leadboat.com>2023-10-14 16:33:51 -0700
committerNoah Misch <noah@leadboat.com>2023-10-14 16:33:54 -0700
commit6fd1dbdb21cb02ea2d307cc8fd931e6a218bfa64 (patch)
treed6ae6807f1c58b1bc4389f6bc104450a050629a8 /src/test
parent3895e9153e29af66b038cf17756b4307fa967718 (diff)
Dissociate btequalimage() from interval_ops, ending its deduplication.
Under interval_ops, some equal values are distinguishable. One such pair is '24:00:00' and '1 day'. With that being so, btequalimage() breaches the documented contract for the "equalimage" btree support function. This can cause incorrect results from index-only scans. Users should REINDEX any btree indexes having interval-type columns. After updating, pg_amcheck will report an error for almost all such indexes. This fix makes interval_ops simply omit the support function, like numeric_ops does. Back-pack to v13, where btequalimage() first appeared. In back branches, for the benefit of old catalog content, btequalimage() code will return false for type "interval". Going forward, back-branch initdb will include the catalog change. Reviewed by Peter Geoghegan. Discussion: https://postgr.es/m/20231011013317.22.nmisch@google.com
Diffstat (limited to 'src/test')
-rw-r--r--src/test/regress/expected/opr_sanity.out3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/test/regress/expected/opr_sanity.out b/src/test/regress/expected/opr_sanity.out
index 27056d70d36..2fdfc7ba8bd 100644
--- a/src/test/regress/expected/opr_sanity.out
+++ b/src/test/regress/expected/opr_sanity.out
@@ -2192,6 +2192,7 @@ ORDER BY 1, 2, 3;
| array_ops | array_ops | anyarray
| float_ops | float4_ops | real
| float_ops | float8_ops | double precision
+ | interval_ops | interval_ops | interval
| jsonb_ops | jsonb_ops | jsonb
| numeric_ops | numeric_ops | numeric
| range_ops | range_ops | anyrange
@@ -2199,7 +2200,7 @@ ORDER BY 1, 2, 3;
| record_ops | record_ops | record
| tsquery_ops | tsquery_ops | tsquery
| tsvector_ops | tsvector_ops | tsvector
-(14 rows)
+(15 rows)
-- **************** pg_index ****************
-- Look for illegal values in pg_index fields.