unknown d5b1d6205b Bug#30897 GROUP_CONCAT returns extra comma on empty fields ...

The fix is a copy of Martin Friebe's suggestion.
added testing for no_appended which will be false if anything,
including the empty string is in result


mysql-test/r/func_gconcat.result:
  test result
mysql-test/t/func_gconcat.test:
  test case
sql/item_sum.cc:
  added testing for no_appended which will be False if anything,
  including the empty string is in result

2007-10-29 14:53:10 +04:00

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