'Converts a string to upper case letters'Converts a string to lower case letters<Makes the first character upper case and the rest lower case)Formats numeric <N> using the mask in <F>Cannot %s %s expressionsaddsubtractmultiplydividebooleanstringnumericCannot divide by 01Operator %s is not compatible with %s expressionsField %s is of unknown type)Illegal character in numeric contant "%s"