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What is mean by dbms?
What is system catalog or catalog relation?
What is normalization? What are different type of normalization?
What are the characteristics of database management system?
What methods is used to commit the changes made in DataSet object?
What is considered a database?
What are reports in a database?
Explain environment of openedge?
How to reorder the table columns (fields)?
How do I convert a spreadsheet to a database?
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????
explain the term ‘attribute’?
Is this statement true or false? All databases must be in third normal form?
What are its two major subsystems of r?
What is sql in dbms?
