SAP Sybase IQ - školení


Délka: 5 dní

1. Implement an optimum table and index configuration through the use of best design practices, the Index Advisor, and database options
2. Understand the methods of loading and changing data
3. Analyze IQ data with OLAP functions
4. Program stored procedures, custom functions, and events
5. Understand the design and functionality of the IQ query engine and optimization process
6. Interpret query plans and timing diagrams
7. Identify friction points in query evaluation, table joins, and other plan operators
8. Describe parallelism in IQ
9. Influence the optimizer to improve query performance

1. SAP IQ Overview
   SAP IQ Overview
2. Introduction to Watcom-SQL
   Identify the differences between SQL dialects
   Identify the language elements and conventions of Watcom-SQL
   Describe IQ joins
3. Creating Tables
   Create, drop, and alter tables
   Create and drop indexes
   Create, drop, and merge table partitions
   Use temporary tables and system tables
4. Designing Indexes
   Explain how indexes work in IQ
   Recognize the best indexes to use based on query & data type
   Use the Index Advisor to improve index designs
   Monitor indexes to determine effectiveness
5. Manipulating Data
   Load data into tables
   Describe and resolve issues related to loading data
   Use the UPDATE statement
   Delete data from a table
   Export data from an IQ database
6. Functions and Procedures
   Identify the types of built-in functions supported by IQ
   Create user-defined functions
   Identify IQ procedures and how they are used
7. Analyzing Data
   Explain the benefits of using the OLAP functions
   Identify how to use GROUP BY ROLLUP and CUBE operators
   Use windowed functions to analyze data
8. Query Processing Overview
   Describe the IQ query engine architecture
   Explain index-based evaluation
   Explain data projection
   Describe how data flows through a query tree
   Identify query tree operators
   Generate query plans
9. Timing and Execution
   Create query timing diagrams
   Identify segments of query execution to be tuned
10. Query Plan Nodes
   Read a query plan
   Describe the nodes of a query plan
   Describe how predicates and indexes interact in queries
11. Joins
   Explain join node functionality
   Identify how joins are executed in a query
   Identify join costs
12. Other Operators
   Group By and equivalent nodes
   Describe parallel query operators
13. Tuning
   Controlling optimization with database options
   Influencing optimization in queries