Comment on PostgreSQL Columnar Store for Analytic WorkloadsparentComments−antonmks12yDoesn't look like it uses any kind of vectorized execution. So the only advantage one gets is reduced amount of data to process. It also doesn't mention execution on compressed data so it has to decompress the data which doesn't come cheap.−erichocean12yA relatively easy way to change that would be to use Intel's ISPC compiler.http://ispc.github.io/
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Doesn't look like it uses any kind of vectorized execution. So the only advantage one gets is reduced amount of data to process. It also doesn't mention execution on compressed data so it has to decompress the data which doesn't come cheap.
A relatively easy way to change that would be to use Intel's ISPC compiler.
http://ispc.github.io/