… and points beyond

mostly about data

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Entries Tagged as 'Performance'

Improving The Load Process With Multiple ODBC Connections

August 15th, 2008 · 2 Comments

One of the most useful tricks shared at the QlikView conference was from Nik Boman on improving the data extraction from databases.
ODBC is a slow protocol, running orders of magnitude slower than the database or a typical Ethernet connection. Very pricey ETL tools for data warehousing get around this by extracting through multiple connections to [...]

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Tags: Performance · QlikView · database

Faster Reloads With “Core Control”

May 8th, 2008 · 2 Comments

QlikView is multi-threaded in many areas but not during the load process. Next time you’re running a load script, open the Windows Task Manager. If you have 2 cores, the processor usage will never go above 50%. You can to do this while QlikView is running and see what actions are single- and multi-threaded.
Load times [...]

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Tags: Performance · QlikView