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Change SQLSTATE for event triggers "wrong context" message
When certain event-trigger-only functions are called when not in the wrong context, they were reporting the "feature not supported" SQLSTATE, which is somewhat misleading. Create a new custom error code for such uses instead. Not backpatched since it may be seen as an undesirable behavioral change. Author: Michael Paquier Discussion: https://www.postgresql.org/message-id/CAB7nPqQ-5NAkHQHh_NOm7FPep37NCiLKwPoJ2Yxb8TDoGgbYYA@mail.gmail.com
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@ -1416,7 +1416,7 @@ pg_event_trigger_dropped_objects(PG_FUNCTION_ARGS)
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if (!currentEventTriggerState ||
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!currentEventTriggerState->in_sql_drop)
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ereport(ERROR,
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(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
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(errcode(ERRCODE_E_R_I_E_EVENT_TRIGGER_PROTOCOL_VIOLATED),
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errmsg("%s can only be called in a sql_drop event trigger function",
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"pg_event_trigger_dropped_objects()")));
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@ -1536,7 +1536,7 @@ pg_event_trigger_table_rewrite_oid(PG_FUNCTION_ARGS)
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if (!currentEventTriggerState ||
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currentEventTriggerState->table_rewrite_oid == InvalidOid)
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ereport(ERROR,
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(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
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(errcode(ERRCODE_E_R_I_E_EVENT_TRIGGER_PROTOCOL_VIOLATED),
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errmsg("%s can only be called in a table_rewrite event trigger function",
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"pg_event_trigger_table_rewrite_oid()")));
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@ -1557,7 +1557,7 @@ pg_event_trigger_table_rewrite_reason(PG_FUNCTION_ARGS)
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if (!currentEventTriggerState ||
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currentEventTriggerState->table_rewrite_reason == 0)
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ereport(ERROR,
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(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
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(errcode(ERRCODE_E_R_I_E_EVENT_TRIGGER_PROTOCOL_VIOLATED),
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errmsg("%s can only be called in a table_rewrite event trigger function",
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"pg_event_trigger_table_rewrite_reason()")));
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