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Removing a Synonym:
DROP SYNONYM D30;
Our company hires independent contractors to install equipment at precise locations across North America. We want to track the installation data and generate reports. The compan
using the invoice table shown below,write the relational schema,draw a dependencies,inclunding all partial and transitive dependencies.assume that the table does not contain repeat
Discuss the types of integrity constraints in which must be checked for the update operations - Insert and Delete. Give examples. Insert operation can violet any of the subse
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Explain what is DDL? DDL - Data Definition Language: statements used to define the database structure or schema. Some examples: CREATE - to create objects in the database ALT
What is the use of keyword ISA? The use of keyword ISA is to show that a class is a specialization of another class.
I have been given 8 differebt data warehouseing failure case studies. I need to question 4 questions for each
What is D command work in the respect of QBE? D: It is the command inside QBE to delete tuple(s) from the relation.
What is Stored Procedure? A stored procedure is a named group of SQL statements that have been previously formed and kept in the server database. Stored procedures accept input
Explain entity integrity and referential integrity rules within relational model. Show how these are realized in SQL? Entity Integrity Rule - No primary key value could be nu
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