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fix: Do not clear the schema cache during retries #4869

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fix: Do not clear the schema cache during retries #4869

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1 change: 1 addition & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@ All notable changes to this project will be documented in this file. From versio
- Remove automatic transaction retries on `40001 (serialization_failure)` errors to prevent replication lag by @laurenceisla in #3673
- Fix unexpected results when embedding and filtering the same table more than once by @laurenceisla in #4075
- Fix race condition in pool_available metric causing negative values during network instability by @mkleczek in #4622
- PostgREST no longer returns voids schema cache during loading retries by @mkleczek in #4873 #4869

### Changed

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1 change: 0 additions & 1 deletion src/PostgREST/AppState.hs
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Expand Up @@ -347,7 +347,6 @@ retryingSchemaCacheLoad appState@AppState{stateObserver=observer, stateMainThrea
case result of
Left e -> do
markSchemaCachePending appState
putSchemaCache appState Nothing
observer $ SchemaCacheErrorObs configDbSchemas configDbExtraSearchPath e
return Nothing

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2 changes: 2 additions & 0 deletions test/io/fixtures/roles.sql
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Expand Up @@ -14,6 +14,8 @@ GRANT
postgrest_test_serializable, postgrest_test_repeatable_read,
postgrest_test_w_superuser_settings TO :"PGUSER";

GRANT postgrest_test_anonymous TO timeout_authenticator;
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ALTER ROLE :"PGUSER" SET pgrst.db_anon_role = 'postgrest_test_anonymous';
ALTER ROLE postgrest_test_serializable SET default_transaction_isolation = 'serializable';
ALTER ROLE postgrest_test_repeatable_read SET default_transaction_isolation = 'REPEATABLE READ';
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4 changes: 2 additions & 2 deletions test/io/test_io.py
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Expand Up @@ -745,7 +745,7 @@ def test_admin_ready_includes_schema_cache_state(defaultenv, metapostgrest):
env = {
**defaultenv,
"PGUSER": role,
"PGRST_DB_ANON_ROLE": role,
"PGRST_DB_ANON_ROLE": "postgrest_test_anonymous",
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"PGRST_INTERNAL_SCHEMA_CACHE_QUERY_SLEEP": "500",
}

Expand All @@ -763,7 +763,7 @@ def test_admin_ready_includes_schema_cache_state(defaultenv, metapostgrest):
assert response.status_code == 503

response = postgrest.session.get("/projects", timeout=1)
assert response.status_code == 503
assert response.status_code == 200

reset_statement_timeout(metapostgrest, role)

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