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Welcome to DBEst: a model-based AQP engine! Type exit to exit!
dbestclient> create table mdl(pm25 real, PRES real) from pm25.csv method uniform size 1000
dbestclient> select count(pm25 real) from mdl where 1000<=PRES<=1020;
Start creating model mdl
Reading data file...
Traceback (most recent call last):
File "D:\MyLoad\python3.8.2\lib\cmd.py", line 214, in onecmd
func = getattr(self, 'do_' + cmd)
AttributeError: 'DBEstPrompt' object has no attribute 'do_select'
During handling of the above exception, another exception occurred:
这个是为什么啊?
The text was updated successfully, but these errors were encountered:
Welcome to DBEst: a model-based AQP engine! Type exit to exit!
dbestclient> create table mdl(pm25 real, PRES real) from pm25.csv method uniform size 1000
dbestclient> select count(pm25 real) from mdl where 1000<=PRES<=1020;
Start creating model mdl
Reading data file...
Traceback (most recent call last):
File "D:\MyLoad\python3.8.2\lib\cmd.py", line 214, in onecmd
func = getattr(self, 'do_' + cmd)
AttributeError: 'DBEstPrompt' object has no attribute 'do_select'
During handling of the above exception, another exception occurred:
这个是为什么啊?
The text was updated successfully, but these errors were encountered: