1				12
	2
3
4
		5/11
6
		7
		8
10
9

Across

1. A unique identifier for each record in a table.

2. A field in one table that refers to the primary key in another table.

3. A DDL query used to delete a table from a database.

4. A collection of data organized in a structured manner.

5. A DDL query used to create a new table in a database.

6. A set of rules and symbols used for communication and expression.

7. A DDL query used to remove all the data from a table while keeping its structure intact.

8. A DDL query used to add a new column to an existing table.

9. A DDL query used to change the name of an existing table.

Down

10. A DDL query used to remove a column from an existing table.

11. A rule that restricts the values allowed in certain columns or tables.

12. A DDL query used to modify the structure of an existing table.

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