SELECT count(*) FROM aggregation_func;
+ failed to receive response from observer: SELECT count(*) FROM aggregation_func;. sql=SELECT count(*) FROM aggregation_func;
-- below are some requests executed before(partial) --
-- init data
CREATE TABLE aggregation_func(id int, num int, price float, addr char(4));
INSERT INTO aggregation_func VALUES (1, 18, 10.0, 'abc');
INSERT INTO aggregation_func VALUES (2, 15, 20.0, 'abc');
INSERT INTO aggregation_func VALUES (3, 12, 30.0, 'def');
INSERT INTO aggregation_func VALUES (4, 15, 30.0, 'dei');
...
测例显示这样,但是我本地是可以的