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Improve specificity with which we apply compute specs (#12773)

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This makes sure we don't confuse user-controlled functions with PG's
builtin functions.

## Problem

See https://github.com/neondatabase/cloud/issues/31628
This commit is contained in:
Matthias van de Meent
2025-07-30 17:29:16 +02:00
committed by GitHub
parent 842a5091d5
commit f3a0e4f255
54 changed files with 156 additions and 143 deletions
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16
compute_tools/src/sql/drop_subscriptions.sql
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@@ -2,11 +2,17 @@ DO ${outer_tag}$
DECLARE
subname TEXT;
BEGIN
LOCK TABLE pg_subscription IN ACCESS EXCLUSIVE MODE;
FOR subname IN SELECT pg_subscription.subname FROM pg_subscription WHERE subdbid = (SELECT oid FROM pg_database WHERE datname = {datname_str}) LOOP
EXECUTE format('ALTER SUBSCRIPTION %I DISABLE;', subname);
EXECUTE format('ALTER SUBSCRIPTION %I SET (slot_name = NONE);', subname);
EXECUTE format('DROP SUBSCRIPTION %I;', subname);
LOCK TABLE pg_catalog.pg_subscription IN ACCESS EXCLUSIVE MODE;
FOR subname IN
SELECT pg_subscription.subname
FROM pg_catalog.pg_subscription
WHERE subdbid OPERATOR(pg_catalog.=) (
SELECT oid FROM pg_database WHERE datname OPERATOR(pg_catalog.=) {datname_str}::pg_catalog.name
)
LOOP
EXECUTE pg_catalog.format('ALTER SUBSCRIPTION %I DISABLE;', subname);
EXECUTE pg_catalog.format('ALTER SUBSCRIPTION %I SET (slot_name = NONE);', subname);
EXECUTE pg_catalog.format('DROP SUBSCRIPTION %I;', subname);
END LOOP;
END;
${outer_tag}$;