SQL FunctionsNumeric FunctionsTANOn this pageTANReturns the tangent of x, where x is given in radians.SyntaxTAN( <x> )ExamplesSELECT TAN(90);┌────────────────────┐│ tan(90) │├────────────────────┤│ -1.995200412208242 │└────────────────────┘