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Oracle

1Z0-007 · Question #49

Which statement describes the ROWID data type?

The correct answer is E. A hexadecimal string representing the unique address of a row in its table. The ROWID datatype stores information related to the disk location of table rows. They also uniquely identify the rows in your table. The ROWID datatype is stored as a hexadecimal string. Incorrect Answers A: It is not a binary data. The ROWID datatype is a hexadecimal string…

Creating and Managing Schema Objects

Question

Which statement describes the ROWID data type?

Options

  • ABinary data up to 4 gigabytes.
  • BCharacter data up to 4 gigabytes.
  • CRaw binary data of variable length up to 2 gigabytes.
  • DBinary data stored in an external file, up to 4 gigabytes.
  • EA hexadecimal string representing the unique address of a row in its table.

How the community answered

(27 responses)
  • B
    4% (1)
  • C
    7% (2)
  • D
    15% (4)
  • E
    74% (20)

Explanation

The ROWID datatype stores information related to the disk location of table rows. They also uniquely identify the rows in your table. The ROWID datatype is stored as a hexadecimal string. Incorrect Answers A: It is not a binary data. The ROWID datatype is a hexadecimal string. B: It is not a character data. The ROWID datatype is a hexadecimal string. C: It is not a raw binary data. The ROWID datatype is a hexadecimal string. D: It is not binary data stored in an external file. The ROWID datatype is a hexadecimal string.

Topics

#ROWID#data types#pseudocolumns#Oracle storage

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