Changes to uTrace function

[CR #551388] The functionality of the uTrace() function defined in Appendix A, “Function Reference” of the Sybase IQ ETL 4.5.1 Users Guide has changed as follows:

You must manually set the trace level to 1 atleast before invoking the uTrace() function. To set the trace level to 1, you can do one of these:

For more information on the uTrace() function, see Appendix A, “Function Reference” in the Sybase IQ ETL 4.5.1 Users Guide.