Query - Advanced Query Features and Management
Duration
5 hours
Overview
The Query - Advanced Query Features and Management course begins by looking at more complex capabilities associated with query definitions. It then moves into the management of queries, explaining how queries can be copied, modified, deleted, printed and run. The Data File Utility and its purpose are discussed, and finally a number of tips when managing queries are provided.
Audience
Personnel requiring more detailed knowledge about creating and managing reports with the IBM Query for i facility.
Prerequisites
Completion of the Datatrain Creating a Simple Query course, or equivalent knowledge.
Objectives
After completing this course the student should be able to:
- Describe how query report values can be calculated
- Sort and sequence data displayed in a query report
- Identify tasks that can be performed against queries
- Describe how The Data File Utility manages database records
- Explain performance considerations when dealing with queries
Course Content
Creating Advanced Queries
Totaling and Averaging Field Values
Calculating Field Values
Sequencing and Sorting Fields in the Report
Summary and Detailed Report Specifications
Managing Queries
Work With Queries Screen
Modifying, Copying, Deleting, Displaying, and Printing Queries
Methods Used to Run Queries
Handling Multiple Queries
Using the Data File Utility with Queries
Data File Utility Overview
Accessing the Data File Utility Screen
Adding, Changing, and Deleting Database Records
Tips on Using Queries
Query Performance Considerations
Online vs Batch Processing
WRKUSRJOB Command for Tracking Batch Queries
Query - Advanced Query Features and Management Mastery Test
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