Database SQL Crossword

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Across
  1. 6. clause used in a query to group results
  2. 7. a virtual table
  3. 10. process used in designing database schema to reduce redundancies in data
  4. 11. DQL statement used to retrieve records from database
Down
  1. 1. clause used in a query to sort records
  2. 2. A query inside another query
  3. 3. the type of join used to join a table with itself
  4. 4. ddl command used to delete all rows but retains the structure of table
  5. 5. keyword used to eliminate duplicate records and fetching only unique records
  6. 8. clause used with group by to filter grouped results
  7. 9. sql pattern matching operator