FUNDAMENTALS OF COMPUTER

COMPUTER PROGRAMMING FUNDAMENTALS

WHAT IS PROGRAMMING

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following SQL statements is used to display all the fields of a table?
A
SELECT * FROM table ____ name
B
CREATE * FROM table ____ name
C
DISPLAY * FROM table ____ name
D
None of the above
Explanation: 

Detailed explanation-1: -Explanation: The field to be displayed is included in select and the table is included in the from clause.

Detailed explanation-2: -Most SQL statements are either SELECT or SELECT… INTO statements. You can use an asterisk (*) to select all fields in a table. The following example selects all of the fields in the Employees table.

Detailed explanation-3: -SQL SELECT statement helps us select and display the data values from the particular table of the database. SELECT * statement helps select all the data values from the provided table.

Detailed explanation-4: -When you have multiple databases in your SQL Schema, then before starting your operation, you would need to select a database where all the operations would be performed. The SQL USE statement is used to select any existing database in the SQL schema.

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