Select * from employee where salary between 5000 and 10000 to check out the data,
Select * from employee where salary between 5000 and 9999 can be found out data, that is why, with bosses know?

CodePudding user response:

The building Lord send the table structure, had better be in the form of the create table,
And
Your experimental process, had better be to capture,

CodePudding user response:

Are varchar2 type string

CodePudding user response:

reference 1st floor selling fruit net reply:

the building a table structure, had better be in the form of the create table,
And
Your experimental process, it is best to capture,

Information security problems, can not capture, taking pictures

CodePudding user response:

reference qq_39327898 reply: 3/f

Quote: refer to 1st floor selling fruit net reply:

the building a table structure, had better be in the form of the create table,
And
Your experimental process, it is best to capture,

Information security problem, can't take photographs capture,

Do not false data?

CodePudding user response:

references 4 floor selling fruit net reply:

Quote: reference qq_39327898 reply: 3/f

Quote: refer to 1st floor selling fruit net reply:

the building a table structure, had better be in the form of the create table,
And
Your experimental process, it is best to capture,

Information security problem, can't take photographs capture,

Do not false data?

On company computers, false data, but SQL and capture the whole don't come out

CodePudding user response:

On your personal computer to simulate this scenario,