Bird
0
0

Why might a database system limit the number of savepoints in a transaction?

hard📝 Conceptual Q10 of 15
SQL - Transactions and Data Integrity
Why might a database system limit the number of savepoints in a transaction?
ATo prevent users from rolling back entire transactions
BTo control memory and resource usage during transaction processing
CBecause savepoints automatically commit changes
DBecause savepoints lock tables permanently
Step-by-Step Solution
Solution:

  1. Step 1: Understand resource use of savepoints

    Each savepoint requires memory and tracking resources in the database system.

  2. Step 2: Reason about limits

    Limiting savepoints helps control resource consumption and maintain performance.

  3. Final Answer:

    To control memory and resource usage during transaction processing -> Option B

  4. Quick Check:

    Savepoint limits manage resource use [OK]
Quick Trick: Savepoint limits prevent excessive resource use [OK]
Common Mistakes:
  • Thinking savepoints commit changes automatically
  • Assuming savepoints prevent full rollback
  • Believing savepoints lock tables permanently

Want More Practice?

15+ quiz questions · All difficulty levels · Free

Free Signup - Practice All Questions
More SQL Quizzes
Advanced Query Patterns - Finding gaps in sequences - Quiz 2easy Common Table Expressions (CTEs) - CTE as readable subquery replacement - Quiz 12easy Database Design and Normalization - Denormalization and when to use it - Quiz 3easy Database Design and Normalization - First Normal Form (1NF) - Quiz 15hard Indexes and Query Performance - Covering index concept - Quiz 3easy Indexes and Query Performance - How an index works (B-tree mental model) - Quiz 8hard Transactions and Data Integrity - Transaction isolation levels - Quiz 9hard Transactions and Data Integrity - ACID properties mental model - Quiz 12easy Transactions and Data Integrity - COMMIT and ROLLBACK behavior - Quiz 12easy Triggers - Trigger performance considerations - Quiz 7medium