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CBSE Class 11 Informatics Practices Question 37 of 87

Structured Query Language (SQL) — Question 18

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18
Question

Question 18

The symbol Asterisk (*) in a select query retrieves ............... .

  1. All data from the table
  2. Data of primary key only
  3. NULL data
  4. None of these
Answer

All data from the table

Reason — The asterisk symbol (*) is a wildcard character in SQL that retrieves all columns or fields from a table. When used in a SELECT statement, it returns all columns and rows from the specified table.