Explain what role entity and relationship play in an ER diagram.
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Define the one-to-one relationship while designing tables.
How optimize sql query with multiple joins in sql server?
what is database replication? : Sql server database administration
What is named query? : sql server analysis services, ssas
Explain system rowset functions?
1. What are the grouping function in SQL ? 2. If base table of a view deleted means, what will happen while we querying on view ? will give any error ? 3. Difference between DROP, DELETE, TRUNCATE table ? 4. What is constraints and types ? 5. What is max size of nchar & nvarchar ? 6. Define ROLLBACK, COMMIT, SAVE POINT 7. How non-clustered better ? or rank the Clustered, Non-Clustered and Table scan in performance wise 8. Select 10 rows from a table ? 9. Define DML, DDL, DCL, DTL commands ? 10. What is mean by NULL value ? NULL means "" or 0 or undefined ? 11. Default constraints ? 12. Can we have more then primary Key in table ? 13. Type of integrity ? Entity, Referential, Domain ?
What is dirty read?
Why are sql functions used?
How to convert character strings into numeric values?
How to create a new table in a given schema?
what is a transaction? : Sql server database administration
Explain magic tables in sql server?
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