41 lines
1.2 KiB
Plaintext
41 lines
1.2 KiB
Plaintext
--
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-- Hot Standby tests
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--
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-- hs_standby_functions.sql
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--
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-- should fail
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select txid_current();
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ERROR: cannot execute txid_current() during recovery
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select length(txid_current_snapshot()::text) >= 4;
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?column?
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----------
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t
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(1 row)
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select pg_start_backup('should fail');
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ERROR: recovery is in progress
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HINT: WAL control functions cannot be executed during recovery.
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select pg_switch_xlog();
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ERROR: recovery is in progress
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HINT: WAL control functions cannot be executed during recovery.
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select pg_stop_backup();
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ERROR: recovery is in progress
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HINT: WAL control functions cannot be executed during recovery.
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-- should return no rows
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select * from pg_prepared_xacts;
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transaction | gid | prepared | owner | database
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-------------+-----+----------+-------+----------
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(0 rows)
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-- just the startup process
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select locktype, virtualxid, virtualtransaction, mode, granted
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from pg_locks where virtualxid = '1/1';
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locktype | virtualxid | virtualtransaction | mode | granted
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------------+------------+--------------------+---------------+---------
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virtualxid | 1/1 | 1/0 | ExclusiveLock | t
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(1 row)
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-- suicide is painless
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select pg_cancel_backend(pg_backend_pid());
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ERROR: canceling statement due to user request
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