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NULL Values in SQL Queries

mitchum.blog · first added by @afreshcup · 2026-09-30 · 1 upvotes

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* Null Values in SQL Queries

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* Modern SQL: IS DISTINCT FROM — A comparison operator that treats two NULL values as the same

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* NULL and UNKNOWN (Transact-SQL) - SQL Server

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* 9.18. Conditional Expressions

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* MySQL :: MySQL 8.0 Reference Manual :: 10.2.1.15 IS NULL Optimization

dev.mysql.com · node

* IS [NOT] NULL (Transact-SQL) - SQL Server

docs.microsoft.com · node