diff options
Diffstat (limited to 'src/backend/utils/adt/varlena.c')
| -rw-r--r-- | src/backend/utils/adt/varlena.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/backend/utils/adt/varlena.c b/src/backend/utils/adt/varlena.c index 0bc345aa4d3..640e3fd4c04 100644 --- a/src/backend/utils/adt/varlena.c +++ b/src/backend/utils/adt/varlena.c @@ -3441,6 +3441,17 @@ bytea_overlay(bytea *t1, bytea *t2, int sp, int sl) } /* + * bit_count + */ +Datum +bytea_bit_count(PG_FUNCTION_ARGS) +{ + bytea *t1 = PG_GETARG_BYTEA_PP(0); + + PG_RETURN_INT64(pg_popcount(VARDATA_ANY(t1), VARSIZE_ANY_EXHDR(t1))); +} + +/* * byteapos - * Return the position of the specified substring. * Implements the SQL POSITION() function. |