In this module, you learn how to retrieve data from tables. The SQL SELECT statement is used to access and report data back from the XE tables. This is known as "querying" the data. In XE, you can either write SELECT statements using the SQL Workshop tool, or you can use the Query Builder tool to build queries with a GUI interface.
You will watch Sheila write several reports for the Human Resources department. Sheila will use both the SQL SELECT statement in the SQL Workshop tool and the Query Builder tool to access data in the Human Resources tables.
Accessing Data
Sunday, January 31, 2010
by
Abdul Majid Niazi
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2010
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January
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- Creating Groups: Part 1
- Using the Grouping Functions
- Group Functions: Part 2
- Group Functions: Part 1
- Group Functions: Part 1
- Working with Groups of Data
- Using the NVL Function
- Using the NVL Function
- Formatting Dates
- Formatting Dates
- Using Date Functions
- Date Functions: Part 2
- Date Functions: Part 1
- Using Numeric Functions
- Number Functions
- Using Character Functions
- Character Functions: Part 2
- Character Functions: Part 1
- Using Functions to Customize Reports
- Joining Multiple Tables
- Joining Multiple Tables
- Applying Additional Conditions to a Join
- Applying Additional Conditions to a Join
- Joining Tables and Identifying Columns
- Joining Tables and Identifying Columns
- Simple Joins
- Simple Joins
- Joining Tables
- Retrieving Rows
- Retrieving Rows
- Retrieving Columns
- Retrieving Columns
- Writing a Basic Query
- Writing a Basic Query
- Building Queries
- Building Queries: Part 2
- Building Queries
- Accessing Data
- Removing a Copy of a Table
- Removing Tables
- Implementing Business Rules
- Creating Constraints
- Identifying Constraints
- Managing Constraints
- Adding a New Column
- Modifying Tables
- Creating a Copy of a Table
- Creating Tables Using SQL
- Creating Tables by Using the Object Browser
- Creating Tables
- Working with Database Objects
- Relational data base
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