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hi ,
I use left keep and left join in qlikview.I saw the difference in datamodel leftkeep keep table separate in datamodel and left join merge the 2 tables into one.but I have a doubt which one give better performance wise.in both whether leftjoin or left keep. which one is better for performance wise? I do not know pls tell me out. which one is give better performance
Thankyou,
Regards
madhu
Left keep will be less costly during the script execution. Depending on your data model a joined table may perform better in charts and expressions than two separate linked tables.
Thankyou gysbert wassenaar