Function run_table_dump_query

** Execute a query statement that will generate SQL output. Print ** the result columns, comma-separated, on a line and then add a ** semicolon terminator to the end of that line. ** ** If the number of columns is 1 and that column contains text "--" ** then write the semicolon on a separate line. That way, if a ** "--" comment occurs at the end of the statement, the comment ** won't consume the