Q139 Which two are true about shrinking a segment online?

Q139 Which two are true about shrinking a segment online? (Choose two.)

  • (A). It is not possible to shrink either indexes or Index Organized Tables (IOTs)
  • (B). It always eliminates all migrated rows if any exist in the table
  • (C). To shrink a table it must have a PRIMARY KEY constraint
  • (D). To shrink a table it must have a UNIQUE KEY constraint
  • (E). To shrink a table it must have row movement enabled
  • (F). It must be in a tablespace that uses Automatic Segment Space Management (ASSM)
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