CLIL

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Across
  1. 3. /A structure that organizes data into rows and columns
  2. 9. /A process for organizing data and reducing redundancy
  3. 10. /A column in a table, defining an attribute of the data
  4. 13. /A single row in a table, representing an instance of data
  5. 14. /Relationship between tables based on keys
Down
  1. 1. /collection of organized data
  2. 2. /An attribute that uniquely identifies a record
  3. 4. /Identifies a unique record in a table
  4. 5. /A request to obtain specific data from a database
  5. 6. /A structure that improves the speed of search operations
  6. 7. /A virtual table based on a query
  7. 8. /Restriction applied to a column or table to enforce data integrity
  8. 11. /Data Definition Language, a part of SQL for defining data structures
  9. 12. /An operation that combines rows from two or more tables
  10. 15. /A standard language for managing databases