pgsql: Improve new hash partition bound check error messages

Started by Peter Eisentrautover 5 years ago1 messagescomitters

peter_e@gmx.net

over 5 years ago

Improve new hash partition bound check error messages

For the error message "every hash partition modulus must be a factor
of the next larger modulus", add a detail message that shows the
particular numbers and existing partition involved. Also comment the
code more.

Reviewed-by: Amit Langote <amitlangote09@gmail.com>
Reviewed-by: Heikki Linnakangas <hlinnaka@iki.fi>
Discussion: /messages/by-id/bb9d60b4-aadb-607a-1a9d-fdc3434dddcd@enterprisedb.com

Branch
------
master

Details
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https://git.postgresql.org/pg/commitdiff/efbfb642414b61db1567a7a902ace3f307d7564a

Modified Files
--------------
src/backend/partitioning/partbounds.c | 62 +++++++++++++++++++++---------
src/test/regress/expected/alter_table.out | 1 +
src/test/regress/expected/create_table.out | 2 +
3 files changed, 47 insertions(+), 18 deletions(-)