amcheck: Support for different header sizes of short varlena datum In the heap, tuples may contain short varlena datum with both 1B header and 4B headers. But the corresponding index tuple should always have such varlena's with 1B headers. So, for fingerprinting, we need to convert.
Backpatch to all supported versions. Discussion: https://postgr.es/m/flat/7bdbe559-d61a-4ae4-a6e1-48abdf3024cc%40postgrespro.ru Author: Michael Zhilin Reviewed-by: Alexander Lakhin, Andrey Borodin, Jian He, Alexander Korotkov Backpatch-through: 12 Branch ------ REL_15_STABLE Details ------- https://git.postgresql.org/pg/commitdiff/54e6184db3613e868ca7f042aebe69393fd73b96 Modified Files -------------- contrib/amcheck/expected/check_btree.out | 13 ++++++++++++ contrib/amcheck/sql/check_btree.sql | 11 ++++++++++ contrib/amcheck/verify_nbtree.c | 36 +++++++++++++++++++++++++++----- 3 files changed, 55 insertions(+), 5 deletions(-)