Db2 BLU: understanding and optimizing columnar queries – by Kamil Kuduk
21 Sept 2018
Db2 BLU (columnar) queries can be written exactly the same as those working with row engine, but they are processed differently by the database. In this talk I will try to explain the difference, show how to analyze the execution plan for columnar queries and how to make them more efficient.
Languages : Polski Session Category : Wrocław 2018