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  1. # test that varbinary expansion changes the length sum works
  2. --disable_warnings
  3. DROP TABLE IF EXISTS t;
  4. --enable_warnings
  5. SET SESSION TOKUDB_DISABLE_SLOW_ALTER=ON;
  6. # multiple fields all < 256
  7. CREATE TABLE t (a VARBINARY(100), b VARBINARY(100)) ENGINE=Tokudb;
  8. INSERT INTO t VALUES ('hi','there'),('you','people');
  9. SELECT * FROM t;
  10. # schema only
  11. ALTER TABLE t CHANGE COLUMN a a VARBINARY(101);
  12. SHOW CREATE TABLE t;
  13. # update offsets
  14. ALTER TABLE t CHANGE COLUMN a a VARBINARY(200);
  15. SHOW CREATE TABLE t;
  16. SELECT * FROM t;
  17. DROP TABLE t;
  18. CREATE TABLE t (i INT, a VARBINARY(100), b VARBINARY(100)) ENGINE=Tokudb;
  19. INSERT INTO t VALUES (1, 'hi','there'),(2, 'you','people');
  20. SELECT * FROM t;
  21. # schema only
  22. ALTER TABLE t CHANGE COLUMN a a VARBINARY(101);
  23. SHOW CREATE TABLE t;
  24. # update offsets
  25. ALTER TABLE t CHANGE COLUMN a a VARBINARY(200);
  26. SHOW CREATE TABLE t;
  27. SELECT * FROM t;
  28. DROP TABLE t;