1		15
		2
12
3
4									5	17
															19
						16
	6
13
													18
								7
8
															9
		14
10
	11

Across

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

2. A SQL operation used to combine rows from two or more tables based on a related column between them.

3. A method used to retrieve specific information from a database by creating a virtual table that combines data from multiple tables.

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

5. A logical representation of the structure of a database.

6. Symbols used to represent parameter placeholders in a SQL statement.

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

8. Values that are substituted into the SQL parameter query at runtime.

9. A function in SQL that performs calculations on a set of values and returns a single value.

10. A code injection technique that attackers use to exploit vulnerabilities in a database's SQL statements.

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

Down

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

13. A clause in SQL that is used to group rows based on one or more columns.

14. A clause in SQL that allows you to retrieve only rows from a table that meet specified criteria.

15. Security vulnerabilities that occur when user input is directly concatenated into SQL queries.

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

17. A vertical part of a table that holds a specific type of data.

18. A field in a database or data table that is calculated or derived from other fields, rather than being directly inputted or stored.

19. A table that is not physically stored in the database but is created dynamically based on the result of a query.

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