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Oracle® Database Reference
11g Release 2 (11.2)

E40402-11
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DBA_COMPARISON_SCAN

DBA_COMPARISON_SCAN displays information about all comparison scans in the database.

Related View

USER_COMPARISON_SCAN displays information about the comparison scans owned by the current user. This view does not display the OWNER column.

Column Datatype NULL Description
OWNER VARCHAR2(30) NOT NULL Owner of the comparison scan
COMPARISON_NAME VARCHAR2(30) NOT NULL Name of the comparison scan
SCAN_ID NUMBER NOT NULL Scan ID
PARENT_SCAN_ID NUMBER   Scan ID of the immediate parent scan
ROOT_SCAN_ID NUMBER   Scan ID of the root (top-most) parent
STATUS VARCHAR2(16)   Status of the scan:
  • SUC

  • BUCKET DIF

  • FINAL BUCKET DIF

  • ROW DIF

CURRENT_DIF_COUNT NUMBER   Current cumulative (including children) diff count of the scan
INITIAL_DIF_COUNT NUMBER   Initial cumulative (including children) diff count of the scan
COUNT_ROWS NUMBER   Number of rows in the scan
SCAN_NULLS VARCHAR2(1)   Indicates whether NULLs are part of this scan (Y) or not (N)
LAST_UPDATE_TIME TIMESTAMP(6)   Time that this row was last updated