tsql-functions

Installation
SKILL.md

T-SQL Functions Reference

Complete reference for all T-SQL function categories with version-specific availability.

Quick Reference

String Functions

Function Description Version
CONCAT(str1, str2, ...) NULL-safe concatenation 2012+
CONCAT_WS(sep, str1, ...) Concatenate with separator 2017+
STRING_AGG(expr, sep) Aggregate strings 2017+
STRING_SPLIT(str, sep) Split to rows 2016+
STRING_SPLIT(str, sep, 1) With ordinal column 2022+
TRIM([chars FROM] str) Remove leading/trailing 2017+
TRANSLATE(str, from, to) Character replacement 2017+
FORMAT(value, format) .NET format strings 2012+
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