When I choose Wii Remote 1 and start the point model, it reads the first position of the LEDs and then stops working. You can also use the LOG10() function, which returns the base-10 logarithm of the specified float expression. Invalid Floating Point Operation After this, Freetrack opens up and looks normal but if I run the demo video, the point model plays but the skull model on the left does not. T-SQL also has the EXP() function that is the inverse of the LOG() function. Same if the first argument is equal to zero or less: SELECT LOG(0, 10) Result If you use 1 as the base, you’ll get an error. If you’re familiar with the MySQL version of LOG(), you’ll notice that the two-argument syntax uses the opposite order to the T-SQL version (i.e. SELECT LOG(10, 100) Result Īnd using another example: SELECT LOG(100, 10) Result Here’s an example to demonstrate how this function works using two arguments. That’s effectively the same as doing this: SELECT LOG(5) Result You can pass in expressions like this: SELECT LOG(2+3) Result If you pass in a value of 1, you end up with zero. ERRINVALIDTESSFACTORSEMANTIC 3685: The tessfactor semantic is out of order. Or, the operation isnt supported on the given type. Or, the operation cant be used with doubles, cast to float first. Or, the operation cant be used directly on resources. Here’s an example of passing in zero as the argument (we get the same result as the previous example). The specified target doesnt support double-precision floating-point. This example returns an error because the logarithm can only be returned for positive numbers that aren’t 1. Result: Msg 3623, Level 16, State 1, Line 1Īn invalid floating point operation occurred. Here’s an example of passing in a negative value. SELECT LOG(10) Result Īnd here’s another example using a different value. Here’s a basic example to demonstrate how this function works using one argument.
Where float_expression is an expression of type float or of a type that can be implicitly converted to float, and base is an optional integer argument that sets the base for the logarithm.
The syntax goes like this: LOG ( float_expression ) You can also provide a second (optional) argument to set the base for the logarithm. You specify the float expression as an argument. In SQL Server, the T-SQL LOG() function is a mathematical function that returns the natural logarithm of the specified float expression.