Add min and max aggregates for composite types (records). Like min/max for arrays, these are just thin wrappers around the existing btree comparison function for records.
Aleksander Alekseev Discussion: https://postgr.es/m/CAO=ib8l4wysnxcj8gurrjqsrxeq2-zn3ficsh2lmqvwq2wc...@mail.gmail.com Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/a0f1fce80c0373c16b22a1bdc9b0b61958fc9b6a Modified Files -------------- doc/src/sgml/func.sgml | 4 ++-- src/backend/utils/adt/rowtypes.c | 18 ++++++++++++++++++ src/include/catalog/catversion.h | 2 +- src/include/catalog/pg_aggregate.dat | 6 ++++++ src/include/catalog/pg_proc.dat | 14 +++++++++++++- src/test/regress/expected/aggregates.out | 25 +++++++++++++++++++++++++ src/test/regress/sql/aggregates.sql | 6 ++++++ 7 files changed, 71 insertions(+), 4 deletions(-)
