To turn this feature off, set this property to zero.
要关闭此功能，请将此属性设置为零。
2
A zero-sales situation might setoff alarm bells—but the ringing phone feels like a normal interaction, not a failure.
零销售额为零还有可能会为你敲响警钟——而电话铃却让你觉得是种正常交流，并非失败。
3
If the trace mode is not set to OFF (which is the default), then each entry, exit and non-zero SQL code will be logged in a global temp table with the following name and format.