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UTA INSY 3304 - Exam 2 - Chapter 7&9 Questions And Answers Rated 100% Correct!!

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UTA INSY 3304

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UTA INSY 3304

CREATE TABLE AS - ️️Creates a new table based on a query in the user's database schema SELECT Syntax - ️️Command to list the content SELECT columnlist FROM tablename; Data definition language - ️️DDL Data manipulation language - ️️DML CREAT SCHEMA AUTHORIZATION - ️️Creates...

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uta insy 3304

Institution UTA INSY 3304
Course UTA INSY 3304

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UTA INSY 3304 - Exam 2 - Chapter 7&9
CREATE TABLE AS - ✔️✔️Creates a new table based on a query in the user's
database schema

SELECT Syntax - ✔️✔️Command to list the content
SELECT columnlist FROM tablename;

Data definition language - ✔️✔️DDL

Data manipulation language - ✔️✔️DML

CREAT SCHEMA AUTHORIZATION - ✔️✔️Creates a database schema

CREATE TABLE - ✔️✔️Creates a new table in the user's databse schema

NOT NULL - ✔️✔️Ensures that a column will not have null values

UNIQUE - ✔️✔️Ensures that a column will not have duplicate values

PRIMARY KEY - ✔️✔️Defines a primary key for a table

FOREIGN KEY - ✔️✔️Defines a foreign key for a table

DEFAULT - ✔️✔️Defines a default value for a column ( when no value is give)

CHECK - ✔️✔️validates data in an attribute

CREATE INDEX - ✔️✔️Creates an index for a table

CREATE VIEW - ✔️✔️Creates a dynamic subset of rows and column from on or more
tables

ALTER TABLE - ✔️✔️Modifies a table's definition (adds, modifies, or deletes attributes
or constraints)

DROP INDEX - ✔️✔️Permanently deletes an index

DROP VIEW - ✔️✔️Permanently deletes a view

Authentications - ✔️✔️the process DBMS uses to verify that only registered users
access the database

, Numeric - ✔️✔️Number( L, D) or Numeric(L, D)

Character - ✔️✔️Char (L)

Date (DATE) - ✔️✔️Stores dates in the Julian format

iNSERT: Command to insert data into table - ✔️✔️INSERT INTO tablename
VALUES();

COMMIT Syntax - ✔️✔️COMMIT [WORK];

UPDATE - ✔️✔️Command to modify data
Syntax - UPDATE tablename SET columnname = expression [, columnname =
expression] [WHERE conditionlist];

ROLLBACK - ✔️✔️Syntax -ROLLBACK;
Undoes the changes since last COMMIT
command

DELETE - ✔️✔️Command to delete
Syntax - DELETE FROM tablename

Subquery - ✔️✔️Query embedded/nested inside another query

= - ✔️✔️Equal to

< - ✔️✔️Less than

<= - ✔️✔️less than or equal to

> - ✔️✔️greater than

>= - ✔️✔️Greater than or equal to

<> or != - ✔️✔️Not equal to

Alias - ✔️✔️Alternate name given to a column or table in any SQL statement to
improve the readability

The Rule of Precedence - ✔️✔️Establish the order in which computations are
completed
Performed in this order:

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Exam (elaborations)

UTA INSY 3304 - Exam 2 - Chapter 7&9 Questions And Answers Rated 100% Correct!!

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