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TeraData TE0-122 Exam
Teradata 12 SQL exam (Page 17 )

Updated On: 26-Jan-2026
Page 6 of 31
PDF with 140 Questions

A user is submitting additional requests via a BTEQ session as part of a multirequest transaction that is still open.
Which two sessions are in ANSI mode based on the additional requests being submitted? (Choose two.)

  1. 1) An UPDATE statement is submitted that succeeds.
    2) An ET statement is submitted that succeeds.
    3) The user then sees, using a SELECT statement, that the UPDATE statement in step 1 is reflected in the table.
  2. 1) An UPDATE statement is submitted that succeeds.
    2) An UPDATE statement is submitted that violates a CHECK constraint.
    3) The user then sees, using a SELECT statement, that the UPDATE statement in step 1 is reflected in the table.
  3. 1) An UPDATE statement is submitted that violates a CHECK constraint.
    2) An UPDATE statement is submitted that succeeds.
    3) A ROLLBACK statement is submitted.
    4) The user then sees, using a SELECT statement, that the UPDATE statement in step 2 is reflected in the table.
  4. 1) An UPDATE statement is submitted that succeeds.
    2) An UPDATE statement is submitted that violates a CHECK constraint.
    3) An UPDATE statement is submitted that succeeds
    4) A ROLLBACK statement is submitted.
    5) The user then sees, using a SELECT statement, that the UPDATE statements in step 1 and 3 are not reflected in the table.

Answer(s): A,C



Which expression will return the month it will be 300 days from today's date?

  1. MONTH(CURRENT_DATE + 300)
  2. (CURRENT_DATE + 300) MOD 12 + 1
  3. EXTRACT(MONTH FROM (CURRENT_DATE + 300))
  4. CAST((CURRENT_DATE + 300) AS INTERVAL MONTH)

Answer(s): B



What is the evaluation order when using a HAVING, WHERE, and GROUP BY clause together in the same SELECT statement?

  1. WHERE, GROUP BY, HAVING
  2. GROUP BY, HAVING, WHERE
  3. WHERE, HAVING, GROUP BY
  4. GROUP BY, WHERE, HAVING

Answer(s): C



What information can be reviewed to indicate CPU skewed processing for a query?

  1. the response time fromDBC.DBQLogTbl
  2. the number of active AMPs inDBC.AccLogTbl
  3. the results of the execution of the SHOWCPUSKEW command before the query
  4. the ratio of maximum AMP CPU to the average AMP CPU fromDBC.DBQLogTbl

Answer(s): C



What information could be examined in DBC.DBQLogTbl to identify report queries submitted by a business intelligence tool to identify potential performance issues?

  1. number of active PEs
  2. number of active AMPs
  3. number of rows returned
  4. number of query bands used

Answer(s): A



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