Rasande: Batch Insert On Duplicate Key Update Mysql

Batch Insert On Duplicate Key Update Mysql

The separate insert statements look fine however your database driver might not support multiple statements in its statement method most dont afaik. For sql server the way to work around this is to first declare a temp table insert value to that temp table and then use merge.

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I have a mysql query that performs batch inserts and uses on duplicate key update to update a row in case theres a unique key duplicate.

Batch insert on duplicate key update mysql. The syntax escaped me. Ask question asked 11 years. Mysql on duplicate key update for multiple rows insert in single query.

Hope that helps someone out there looking to perform bulk insert with multiple on duplicate key update. In other words new rows are inserted unless theres a duplicate unique key in which case col3 is updated. On duplicate key update for multiple items.

Insert into test values test1 test2 test3. The work around would be to start a transaction from your client loop through the array of statements and execute. Batch insert with on duplicate key there is also option to make batch insert to database using on duplicate key update.

The insert on duplicate key update is a mysqls extension to the sql standards insert statement. It will execute update for each given row if there is duplication. When you insert a new row into a table if the row causes a duplicate in unique index or primary key mysql will issue an error.

On duplicate key update will only work for mysql not for sql server. A semantically correct batch statement would have the brackets separate each row of data ie.

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