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CREATE INDEX IN PARALLEL FOR BETTER POSTGRESQL PERFORMANCE 

It’s time to examine one of the most significant new features offered by PostgreSQL 11, which will soon be released: the capability of parallel index …

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CORRELATION OF POSTGRESSQL COLUMNS EXPLAINED 

After you ANALYZE a PostgreSQL table to collect value distribution statistics, you will find the gathered statistics for each column in the pg_stats s…

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Asynchronous Chain Execution: PG Timetable

INTRO
Not long ago, I wrote an article about the brand-new pg_timetable 3 major release. Three key characteristics were emphasized:

* implement new …

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Oracle DECODE function

Oracle/PLSQL DECODE function has functionality of IF-THEN-ELSE operator….

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Assigning Permissions and Roles in SQL Server

SQL Server applies role-based security rights delimitation. A role is a certain set of rights that can be assigned to a certain user or group of…

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