What is the difference between maven, ant, and jenkins?

1

what is client server & server? What r types of Joins? explsin it! which types of indexex in sql server? what is triggers?

1986

How do Hadoop MapReduce works?

674

How to use Hive using the command line and Beeline?

896

Explain intercompany postings? : fi- general ledger master data

1065

What is the difference between dependent data warehouse and independent data warehouse?

940

Where can I get good up-to-date information about VB?

1318

What do you understand by text dashboard?

1

What are the latest developments in the cloud platform?

1078

Explain few useful functions in excel.

521

how to design an ups and battery connections for ups .

1865

According to set theory, sets that do not contain themselves are typically referred to as?

906

Where is the quick access toolbar located in excel?

578

What are the advantages of multiprocessor system?

979

For a webbased application:- what should be code in expert veiw, for retrieving a single column name "username" from a server and checking whether exported "username" from datatable doesn't exist in server. suppose i have saved in excelsheet a username="gayatri" , which is exported, then checked for whether this username "gayatri" exist in server database or not ? if exist then allow to enter new username, which should be again checked for in loop , or else come out of loop and enter a distinct "username". plz let me have this answer in my id gayatrisahooin@hotmail.com

2144