Performance Benefits of NOT NULL Constraints on Foreign Key Reference Columns

Lobsters·13 points·mgartner·over 3 years ago·cockroachlabs.com

NOT NULL constraints are a ubiquitous tool for upholding data integrity. However, their performance benefits are less obvious. In this post we'll examine a few of these optimizations that transform query plans…

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#benefits #constraints #performance #null #performance benefits #null constraints #foreign #key

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