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Версия 2.1 от Alexandr Fokin на 2020/10/29 19:00
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| author | version | line-number | content |
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1.1 | 1 | |
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2.1 | 2 | ПОЛУЧЕНИЕ ИНФОРМАЦИИ О ТЕКУЩИХ ИСПОЛНЯЕМЫХ ЗАПРОСАХ MS SQL SERVER |
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1.1 | 3 | https://ausevich.ru/subd/poluchenie-informatsii-o-tekushchikh-ispolnyaemykh-zaprosakh/ |
| 4 | |||
| 5 | {{code language="sql"}} | ||
| 6 | |||
| 7 | DECLARE @key INT = 12 | ||
| 8 | DECLARE @msg NVARCHAR(MAX) = 'L2' | ||
| 9 | |||
| 10 | BEGIN TRAN | ||
| 11 | IF EXISTS ( | ||
| 12 | SELECT * | ||
| 13 | FROM DBO.LOG2ENTITY WITH (UPDLOCK, SERIALIZABLE) | ||
| 14 | WHERE ID = @key | ||
| 15 | ) | ||
| 16 | BEGIN | ||
| 17 | UPDATE DBO.LOG2ENTITY | ||
| 18 | SET | ||
| 19 | Message = @msg | ||
| 20 | WHERE ID =@key | ||
| 21 | END | ||
| 22 | ELSE | ||
| 23 | BEGIN | ||
| 24 | INSERT INTO DBO.LOG2ENTITY (Message) | ||
| 25 | VALUES (@msg) | ||
| 26 | END | ||
| 27 | COMMIT TRAN | ||
| 28 | |||
| 29 | {{/code}} |