* [`CASE`](../../functions-operators/conditional-functions-and-expressions.md#esql-case)
* [`COALESCE`](../../functions-operators/conditional-functions-and-expressions.md#esql-coalesce)
* [`GREATEST`](../../functions-operators/conditional-functions-and-expressions.md#esql-greatest)
* [`LEAST`](../../functions-operators/conditional-functions-and-expressions.md#esql-least)