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Does anyone know what exactly the fetch size corresponds to, (the number of rows returned?)?

April 26, 2017corresponds fetch RETURNED rows size

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Does anyone know what exactly the fetch size corresponds to, (the number of rows returned?)?

1 Answer

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Yes, it is a hint as to how many rows are supposed to be returned in a single round trip when you read through a result set. The default is 10 rows. If the result sets contains certain kinds of columns (namely LONG, or LONG RAW) then the JDBC driver always uses a fetch size of 1 implicitly.