Final answer:
Different types of queries used in querying a data store include Select, Insert, Update, Delete, Create, Drop, Union, and Join Queries. These different queries enable data retrieval, modification, and management in a database.
Step-by-step explanation:
There are several different types of queries that can be used while querying a data store. Each type of query is designed to perform various operations and retrieve data in different ways. Here are some of the commonly used types of queries:
- Select Query: Used to retrieve data from a database. It can be refined using clauses such as WHERE, ORDER BY, GROUP BY, and HAVING.
- Insert Query: Allows adding new rows of data to a table.
- Update Query: Used to modify existing data in a database table.
- Delete Query: Used to remove data from a database table.
- Create Query: Used for creating new database objects, such as tables and views.
- Drop Query: Utilized to delete objects like tables and databases.
- Union Query: Combines the results of two or more SELECT queries into a single result set.
- Join Query: Allows combining data from two or more tables based on a related column between them.
Understanding the appropriate type of query to use is essential for efficient data manipulation and retrieval in databases.