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Added debug message for index scan

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This commit is contained in:
Andrew Kane
2023-03-26 12:45:44 -07:00
parent 50005d7326
commit 121baa411e
1 changed files with 10 additions and 0 deletions
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10
src/ivfscan.c
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@@ -111,6 +111,7 @@ GetScanItems(IndexScanDesc scan, Datum value)
Datum datum;
bool isnull;
TupleDesc tupdesc = RelationGetDescr(scan->indexRelation);
double tuples = 0;
#if PG_VERSION_NUM >= 120000
TupleTableSlot *slot = MakeSingleTupleTableSlot(so->tupdesc, &TTSOpsVirtual);
@@ -159,6 +160,8 @@ GetScanItems(IndexScanDesc scan, Datum value)
ExecStoreVirtualTuple(slot);
tuplesort_puttupleslot(so->sortstate, slot);
tuples++;
}
searchPage = IvfflatPageGetOpaque(page)->nextblkno;
@@ -167,6 +170,13 @@ GetScanItems(IndexScanDesc scan, Datum value)
}
}
/* TODO Scan more lists */
if (tuples < 100)
ereport(DEBUG1,
(errmsg("index scan found few tuples"),
errdetail("index may have been created without data or lists is too high"),
errhint("recreate the index and possibly decrease lists")));
tuplesort_performsort(so->sortstate);
}