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Posted by / 28-Apr-2019 21:38

Incremental updating

Filtered statistics can improve query performance for queries that select from well-defined subsets of data.Filtered statistics use a filter predicate to select the subset of data that is included in the statistics.For most queries, the Query Optimizer already generates the necessary statistics for a high quality query plan; in some cases, you need to create additional statistics or modify the query design for best results.This topic discusses statistics concepts and provides guidelines for using query optimization statistics effectively.

This page provides - United States Average Monthly Prime Lending Rate - actual values, historical data, forecast, chart, statistics, economic calendar and news.As we do an incremental refresh on date, we will pull in the incremental data into, the Quality control team looks for any errors in the data by comparing with previous days' and if there are any, they go ahead and correct the data. please help us finding a solution on how this can be dealt in qlikkview.Note Frequency is information about the occurrence of each distinct value in the first key column of the statistics object, and is calculated as row count * density.A maximum frequency of 1 can be found in columns with unique values.

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