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https://github.com/GreptimeTeam/greptimedb.git
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4ef9afd8d8
* feat: introduce read preference * feat: introduce `RegionQueryHandlerFactory` * feat: extract ReadPreference from http header * test: add more tests * chore: apply suggestions from CR * chore: apply suggestions from CR
29 lines
614 B
Plaintext
29 lines
614 B
Plaintext
-- SQLNESS PROTOCOL MYSQL
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SELECT read_preference();
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+-------------------+
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| read_preference() |
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+-------------------+
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| LEADER |
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+-------------------+
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-- SQLNESS PROTOCOL MYSQL
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SET read_preference = 'hi';
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Failed to execute query, err: MySqlError { ERROR 1235 (42000): (Unsupported): Not supported: Invalid read preference expr hi in set variable statement }
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-- SQLNESS PROTOCOL MYSQL
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SET read_preference = 'leader';
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affected_rows: 0
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-- SQLNESS PROTOCOL MYSQL
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SELECT read_preference();
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+-------------------+
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| read_preference() |
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+-------------------+
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| LEADER |
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+-------------------+
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