From f8a265f1d28df451e6c92dda72957849ed8c2ec6 Mon Sep 17 00:00:00 2001 From: TMA Date: Thu, 17 Jul 2025 16:01:27 +0200 Subject: [PATCH] 0021: constraints on currency columns in database: numbers only --- .../0021-constraints-on-numeric-columns.sql | 48 +++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 brmbar3/schema/0021-constraints-on-numeric-columns.sql diff --git a/brmbar3/schema/0021-constraints-on-numeric-columns.sql b/brmbar3/schema/0021-constraints-on-numeric-columns.sql new file mode 100644 index 0000000..524f08a --- /dev/null +++ b/brmbar3/schema/0021-constraints-on-numeric-columns.sql @@ -0,0 +1,48 @@ +-- +-- 0021-constraints-on-numeric-columns.sql +-- +-- #21 - stored function for adding constraints to numeric columns +-- +-- ISC License +-- +-- Copyright 2023-2025 Brmlab, z.s. +-- TMA +-- +-- Permission to use, copy, modify, and/or distribute this software +-- for any purpose with or without fee is hereby granted, provided +-- that the above copyright notice and this permission notice appear +-- in all copies. +-- +-- THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +-- WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +-- WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE +-- AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR +-- CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS +-- OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, +-- NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN +-- CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. +-- + +-- To require fully-qualified names +SELECT pg_catalog.set_config('search_path', '', false); + +DO $upgrade_block$ +BEGIN + +IF brmbar_privileged.has_exact_schema_version(20) THEN + +ALTER TABLE public.transaction_splits ADD CONSTRAINT amount_check + CHECK (amount NOT IN ('Infinity'::numeric, '-Infinity'::numeric, 'NaN'::numeric)); + +ALTER TABLE public.exchange_rates ADD CONSTRAINT rate_check + CHECK (rate NOT IN ('Infinity'::numeric, '-Infinity'::numeric, 'NaN'::numeric)); + + +PERFORM brmbar_privileged.upgrade_schema_version_to(21); +END IF; + +END; +$upgrade_block$; + +-- vim: set ft=plsql : +