Hannes Dorbath <light@xxxxxxxxxxxxxxxxxxxx> writes: > hannes=> CREATE INDEX CONCURRENTLY "ts_fts_tsv" ON "public"."fts" USING gin ("tsv"); > ERROR: item pointer (0,1) alreadt exists > I was able to reproduce that error a few times, but not always. It seems > it only happens with CONCURRENTLY. > After creating a GIST index instead of GIN I tried to cluster on that: > hannes=> CLUSTER fts USING ts_fts_tsv; > ERROR: could not create unique index "pk_fts" > DETAIL: Table contains duplicated values. > So duplicate values in my PK column? I didn't have any luck reproducing either of these behaviors --- maybe it's data-dependent. Can you extract a test case? regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 5: don't forget to increase your free space map settings