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Qlik MySQL Enterprise Data Connection failure in connecting with MariaDB

Hello all!

I'm creating this post to help in case someone face this error when trying to connect in new versions of MariaDB using MySQL Enterprise Data Connection, because I had a hard time trying to find a fix:

ERROR [HY000][Qlik][MySQL] Unknown system variable 'max_execution_time'

WCD_0-1780057260404.png

You can fix this in 3 ways:

1 - move from Qlik MySQL Enterprise Edition connector to ODBC Data Connection using MariaDB or MySQL community ODBC driver.[Qlik Sense and MariaDB - Qlik Community - 1713345]

2 - Update the Qlik MySQL Enterprise Edition connector to have this 3 advanced parameters[Solved: Qlik Sense - Timeout loading data from SQL - Qlik Community - 1219179]:

Timeout =0
ConnectionTimeout = 60000
QueryTimeout=-1

WCD_1-1780057494136.png

3 - Change the 'useBulkReader' property in the connection string from 'true' to 'false'(You can't change from HUB data connection editor. You need to go to QMC -> Data Connections -> Edit data connection'[Qlik Sense ODBC database connector performance inc... - Qlik Community - 1995368].

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