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Sql intro & ddl 1

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Dr. C.V. Suresh Babu
Dr. C.V. Suresh Babu

This document discusses SQL and Oracle database concepts. It provides definitions of SQL, Oracle, and key Oracle data types. It also summarizes Oracle's object-relational capabilities and explains how to perform common data definition language (DDL) tasks like creating tables, adding constraints, and altering table structures in 3 sentences or less.

Education
1 of 56
SQL [Structured Query Language]
What is Oracle? ,[object Object],[object Object],[object Object],[object Object]
The three flavors of ORDBMS are ,[object Object],[object Object],[object Object],[object Object],[object Object]
Features of Oracle ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Oracle Data types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Data types contd..
Data types contd.. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
SQL - Introduction ,[object Object],[object Object]
SQL Features ,[object Object],[object Object],[object Object],[object Object]
SQL Features contd .. ,[object Object],[object Object]
Standard SQL statements can be subdivided into 4 distinct groups ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Data Definition Language (DDL) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
To view the Structure ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Creating the table from another table ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
To create a table from the existing table with only few specified columns including records. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
To create a table from the existing table with all the columns but without records. ,[object Object],[object Object],[object Object],[object Object],[object Object]
To create a table from the existing table with only few specified columns but without records. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Alter / Modify Table ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
For Multiple Columns ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Increasing / Decreasing width of the data types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
For Multiple Column ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Adding column (s) to the table ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
For Multiple Column ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Dropping / Removing a column (s) from the table ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
For Multiple Column ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object]
Constraints ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Constraints can be created in three ways: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Primary key Constraint ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
User Defined names for the constraints. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Table level ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Reference/Foreign key constraint ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Reference/Foreign key constraint (Table Level) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Points to note when Referential integrity is to be implemented ,[object Object],[object Object],[object Object],[object Object]
Check Constraint ,[object Object],[object Object],[object Object],[object Object],[object Object]
Check constraint to sal column with user-defined name at table level ,[object Object],[object Object],[object Object]
Unique constraint ,[object Object],[object Object],[object Object],[object Object],[object Object]
Unique constraint to DESIGN at ( Table level ). ,[object Object],[object Object],[object Object]
Not Null Constraints ,[object Object],[object Object],[object Object],[object Object]
Default Constraint ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Adding a Constraints to the table using DATA DEFINITION LANGUAGE (DDL) Primary Key ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Reference / Foreign Key ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Check Constraint ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Unique Constraint ,[object Object],[object Object],[object Object],[object Object],[object Object]
Not Null Constraint ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Default Constraint ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Composite Primary Key ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Composite Primary key (Using ALTER TABLE Command) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Adding more than one constraints to a column(s) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
In ALTER TABLE command ,[object Object],[object Object],[object Object],[object Object]
Enable / Disable a constraint ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Dropping / Removing Constraints from the table ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Dropping a Table ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Cascade Constraint ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Renaming a table ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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