Top "Partitioning" questions

Partitioning is a performance strategy whereby you divide possibly very large groups of data into some number of smaller groups of data.

PostgreSQL: UPDATE implies move across partitions

(Note: updated with adopted answer below.) For a PostgreSQL 8.1 (or later) partitioned table, how does one define an UPDATE trigger …

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postgresql triggers partitioning
Split a list of numbers into n chunks such that the chunks have (close to) equal sums and keep the original order

This is not the standard partitioning problem, as I need to maintain the order of elements in the list. So …

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python algorithm partitioning
Spark: Order of column arguments in repartition vs partitionBy

Methods taken into consideration (Spark 2.2.1): DataFrame.repartition (the two implementations that take partitionExprs: Column* parameters) DataFrameWriter.partitionBy Note: This question …

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apache-spark dataframe apache-spark-sql partitioning