Conditional functions return one of their arguments by evaluating in an if-else manner. {{esql}} supports these conditional functions:
:::{include} lists/conditional-functions-and-expressions.md :::
:::{include} functions/layout/case.md :::
:::{include} functions/layout/coalesce.md :::
:::{include} functions/layout/greatest.md :::
:::{include} functions/layout/least.md :::