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SET TRANSACTION
{ { READ { ONLY | WRITE }
| ISOLATION LEVEL
{ SERIALIZABLE | READ COMMITTED }
| USE ROLLBACK SEGMENT rollback_segment
} [ NAME string ]
| NAME string
} ;
example
COMMIT;
SET TRANSACTION READ ONLY NAME 'Toronto';
SELECT product_id, quantity_on_hand FROM inventories
WHERE warehouse_id = 5
ORDER BY product_id;
COMMIT;
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