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Define a table in SQL known as Client that is used to store information about the clients. Define CLIENT_NO as the primary key whose first letter must begin with ‘C'. Also ensure that the column ‘NAME' should not permit NULL values.
Column name Data type SizeCLIENT_NO Varchar2 6NAME Varchar2 20ADDRESS1 Varchar2 30ADDRESS2 Varchar2 30CITY Varchar2 15STATE Varchar2 15PINCODE Number 6BAL_DUE Number 10, 2
Ans:CREATE TABLE CLIENT( CLIENT_NO VARCHAR2(6) PRIMARY KEY CHECK (CLIENT_NO LIKE‘C%'), NAME VARCHAR2(20) NOT NULL, ADDRESS1 VARCHAR2(30), ADDRESS2 VARCHAR2(30), CITY VARCHAR2(15), STATE VARCHAR2(15), PINCODE NUMBER(6), BAL_DUE NUMBER(10,2))
Explain the term High level DML? High level DML A high-level or non-procedural DML permit the user to specify what data is needed without specifying how it is to be acquired.
You are managing the following database system: • DBMS: Oracle 11g • OS: Sun Solaris • System architecture: Web-based application using ASP.Net • Purpose of Server: HR managem
What is 2NF? A relation schema R is in 2NF if it is in 1NF and every non-prime attribute A in R is fully functionally dependent on primary key.
Define a relation ? Relation - A relations is a named two-dimensional table of data. Mathematically, a relation can be described as a subset of the cartesian product of a lis
Consider a systems development project with the following data Activity Duration (weeks) Precedence Relationship 1. Software design
Define Deadlock recovery measures To recover from deadlock, the cycle in the wait-for-graph should be broken. The common technique of doing this is to rollbac
Q. State the Technique for converting a state diagram to code. i) Identify the major control path. Starting with first state, find the path from diagram that corresponds
Explain Transaction manager and their work? Transaction Manager: Ensure the database remains in a constant (correct) state despite system failure, and in which concurrent trans
Though all the ABAP/4 Dictionary Structures that exists in the structure of the LDB, being described in Database Program, we are explaining the Dictionary Structures in the Report.
What are the advantages of creating a table from existing table?
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