what are database files, control files and log files. How many of these files should a database have at least? Why?
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What do you understand by query optimization?
What the default privileges which get assigned ?
What are the 4 main objects of a database?
Is driver a software?
1. What is Container? 2. Tell me about your project? 3. Which container you are used in your project? 4. What is Surrogate key? 5. How you are implemented it? 6. Difference between Server job and Parallel job? 7. What is your Target Database? 8. What is Source System? 9. Difference between Join and Lookup? 10. Are you maintaining historical data? What is the logic used to maintained to historical data? 11. Do you have documents for mapping?
What is pdo in database?
Can you copy the PROGRAM UNIT into an Object group ?
What is db flush?
1.If we have a Salary coloumn in Staff entity with this description the salary must be monetary and >=$35450.00, how we can write it in into schemain SQL? 2. If we have Weight and Marks in Assessment entity and the Weight has the description of this it must be Non-zero percentage. And also the Marks attribute stores the maximum possible raw mark for assessment (e.g., 30), while Weight stores of the weight of this assessment for the paper as a whole (e.g., 10%). If Marks is not specified, then Weight is used for both. How we can convert this into schema in SQL????
What is the difference between a shared lock and exclusive lock?
What is index and also explain types of indexing in dbms?
Enlist the advantages of normalizing database.
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