Is there any performance difference between if exists (select null from table) and if exists (select 1 from table)?

1021

What is subquery? Explain the properties of a subquery?

1054

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2174

Have you used lexical parameters in reports?

38

Can we rollback truncate?

1072

Explain system functions or built-in functions? What are different types of system functions?

1056

What is the current version of postgresql?

1163

What versions of clipper does netlib support?

1084

in oracle BPM composer in part BA model on design model in enterprise model i cannot connection with value chain model work not links in part properties do you can me help me?

1601

How to convert character strings into numeric values?

1186

How do I start sql server 2017?

1010

What is acid mean in sql server?

1232

Are you familiar with user exits in reports?

43

Does view occupy space?

1005

8. Sort, Lookup What kind of technique (partition) is used? 9. How can you handle exceptions in job sequencer? 10. How do you apply custom conditions an exceptions (How do you trigger exceptions in job sequence?) 11. I have a job with 3 possibilities? Finish with ok…..Abort…….Warning} How do you handle these in Job sequencer 12. How do you connect both OK and Warning can we? 13. How to find which process is running currently? 14. How do you find the disk usage in UNIX? 15. How do you combine 2 sequential files having same metadata of same file names? 16. How do you implement SCD in Ds? 17. Explain the situation where you have applied? 18. How do you apply new changes to? 19. Difference between change capture and Change apply? 20. Explain Compare Stage? 21. What is Surrogate key? 22. How to solve the problem of null values?

1901