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What is used to represent entities in the access database

Release：2020-07-08 10:20:37
What is used to represent entities in the access database

What is the attribute or combination of attributes that can uniquely identify a tuple in the database called?

Release：2020-07-08 09:58:37
What is the attribute or combination of attributes that can uniquely identify a tuple in the database called?

What is the use of "where 1=1" in SQL?

Release：2020-07-07 15:59:46
What is the use of

How to update one table with another table through SQL statement

Release：2020-07-07 11:50:42
How to update one table with another table through SQL statement

What are the six database objects?

Release：2020-07-07 11:03:41
What are the six database objects?

What is the relationship between tables and databases in access?

Release：2020-07-06 16:57:37
What is the relationship between tables and databases in access?

What is the difference between sql left join and right join?

Release：2020-07-06 16:17:57
What is the difference between sql left join and right join?

What are the three most commonly used Chinese databases?

Release：2020-07-06 15:43:23
What are the three most commonly used Chinese databases?

How many primary keys are there in a single data table of the database?

Release：2020-07-06 15:20:00
How many primary keys are there in a single data table of the database?

What database language does sql belong to?

Release：2020-07-06 16:18:34
What database language does sql belong to?

What are the applications of database management systems?

Release：2020-07-04 10:10:57
What are the applications of database management systems?

The role of database index

Release：2020-07-03 17:19:44
The role of database index

What are the SQL statements to delete fields in a table?

Release：2020-07-03 16:20:48
What are the SQL statements to delete fields in a table?

What is the sql statement to modify the table name?

Release：2020-07-03 16:00:45
What is the sql statement to modify the table name?

What are the SQL date format conversion functions?

Release：2020-07-03 11:33:47
What are the SQL date format conversion functions?