SQL Clauses Quiz

What is the purpose of the equi join clause in SQL?

• To update the values in a column based on a condition.

• To delete rows from a table based on a condition.

• To combine rows from two or more tables based on a related column.

• To sort the rows in a table based on a specific column.

Which SQL clause is used to specify a range of values?

• BETWEEN

• IS

• IN

• LIKE

What does the 'LIKE' clause do in SQL?

• The 'LIKE' clause is used to sort the data in a column.

• The 'LIKE' clause is used to update a column in a table.

• The 'LIKE' clause is used to join two tables together.

• The 'LIKE' clause is used to search for a specified pattern in a column.

In an equi join, how many columns are used to match the values between two tables?

• 2

• 4

• 3

• 1

Which SQL clause is used to filter data based on a pattern?

• WHERE

• ORDER BY

• GROUP BY

• SELECT

What is the syntax for the BETWEEN clause in SQL?

• SELECT column_name(s) FROM table_name WHERE column_name BETWEEN value1 TO value2

• SELECT column_name(s) FROM table_name WHERE column_name BETWEEN value1 AND value2

• SELECT column_name(s) FROM table_name WHERE column_name BETWEEN value1 OR value2

• SELECT column_name(s) FROM table_name WHERE column_name BETWEEN value1 value2

What is the difference between the LIKE and the '=' operator in SQL?

• The LIKE operator allows for pattern matching, while the '=' operator requires an exact match.

• The LIKE operator can only be used with wildcards, while the '=' operator cannot.

• The LIKE operator can only be used with strings, while the '=' operator can be used with any data type.

• The LIKE operator is case-sensitive, while the '=' operator is case-insensitive.

In an equi join, what happens if there are multiple matching values for a column?

• All the matching rows will be included in the result set.

• The query will return an error and no rows will be included in the result set.

• Only the last matching row will be included in the result set.

• Only the first matching row will be included in the result set.

Which SQL clause is used to combine rows from two or more tables based on a related column between them?

• GROUP

• UNION

• JOIN

• MERGE

What is the syntax for the LIKE clause in SQL?