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ID Number(4) NOT NULL PRIMARY KEY,
NAME VARCHAR(25),
PHONE VARCHAR(10),
ADDRESS VARCHAR(50)
);
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Introduction to Schema Objects
A schema is a collection of logical structures of data, or schema objects. A schema is owned by a database user and has the same name as that user. Each user owns a single schema. Schema objects can be created and manipulated with SQL and include the following types o ......
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decode(A.type,
'MR', 'Media Recovery',
'RT','Redo Thread',
'UN','User Name',
'TX', 'Transaction',
'TM', ' ......