fix the truncation of COMMENT sql
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		| @ -108,18 +108,12 @@ TEST(print_utility, to_cstring) | ||||
|                to_cstring(*tuples[0]), to_cstring(*tuples[1]), to_cstring(*tuples[2])); | ||||
|   _OB_LOG(INFO, "print tuple string, {%s}, {%s}, {%s}, {%s}, {%s}, {%s}, {%s}", to_cstring(*tuples[3]), to_cstring(*tuples[4]), | ||||
|                to_cstring(*tuples[5]), to_cstring(*tuples[6]), to_cstring(*tuples[7]), to_cstring(*tuples[8]), to_cstring(*tuples[9])); | ||||
|   for (int i = 0; i < 10; ++i) { | ||||
|     int64_t pos = CStringBufMgr::get_thread_local_instance().get_pos(); | ||||
|     _OB_LOG(INFO, "print tuple string, pos = %ld\n", pos); | ||||
|     to_cstring(*tuples[0]); | ||||
|   } | ||||
|   // the performance of to_cstring when observer reach memory limit | ||||
|   EventItem item; | ||||
|   item.trigger_freq_ = 1; | ||||
|   item.error_code_ = OB_ALLOCATE_MEMORY_FAILED; | ||||
|   ::oceanbase::common::EventTable::instance().set_event(EventTable::EN_4, item); | ||||
|   int64_t pos = CStringBufMgr::get_thread_local_instance().get_pos(); | ||||
|   _OB_LOG(INFO, "print tuple string, {%s}, pos = %ld\n", to_cstring(*tuples[0]), pos); | ||||
|   _OB_LOG(INFO, "print tuple string, {%s}\n", to_cstring(*tuples[0])); | ||||
| } | ||||
|  | ||||
| int main(int argc, char **argv) | ||||
|  | ||||
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