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When a function module is activated syntax checking is performed automatically.
YEs, a function module is activated syntax checking.
In the architecture of a database system which external level used? In the architecture of a database system view external level used.
Ask questioYou are the database administrator in a university. You have been tasked to come up with a new database for the University. Using the stages in Database Life Cycle come
average response time?
What is a view? Make a view of EMP table named DEPT 20, to display the employees in department 20 and their annual salary. Ans: View is a virtual table that does not consist
(1) Insert into PERSON Violated constraint: - Key constraint Reason: - Primary key 1 already exists in PERSON. Dealing: - DBMS could ask the user to provide valid PER
what is natural join?
DDL Compiler The DDL compiler changes the data definition statements (such as CREATE TABLE .... in SQL) into a set of tables having metadata tables. These tables have infor
Define Database layer? The database layer defines the data formats used in the database.
sql is relationally complete-justify
example of embedded SQL query
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