Kinds of SQL commands
Briefly explains the three kinds of SQL commands?
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Data definition language commands are employed to alter, create, and drop tables. Data manipulation commands are employed to modify, insert, query, and update data in the database. Data control language commands assist the DBA to control the database.
How would the developer describe all variables using referential data types?
Explain the function of metadata for the three-layer architecture?
Stats the term ERD?
Write down the some of the important security characteristics of a DBMS?
What do you understand by the term snapshot replication in DBMS?
Write down the purpose of Fact-less Fact Table?
Explain metrics folders in brief?
Give a brief introduction of the term analysis service?
Write a short note on the difference between a dynamic and materialized view?
Specify different types of transformations available in the Informatica?
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