SAS Certified Professional Prep Guide

Name: SAS Certified Professional Prep Guide | Advanced Programming Using SAS 9.4
Brand: SAS Institute
Price: 79.49 EUR
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Advanced Programming Using SAS 9.4

SAS Institute (Publisher)

Published on 18. October 2019

430 pages

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978-1-64295-468-5 (ISBN)

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Content

Intro
Contents
How to Prepare for the Exam
Requirements and Details
Requirements
Exam Objectives and Updates to This Book
Take a Practice Exam
Registering for the Exam
Additional Resources for Learning SAS Programming
Using Sample Data
Setting Up Practice Data for SAS OnDemand for Academics
Setting Up Practice Data in Other SAS Environments
Accessibility Features of the Prep Guide
Overview
Accessibility Documentation Help
Documentation Format
SQL Processing with SAS
PROC SQL Fundamentals
PROC SQL Basics
What Is PROC SQL?
PROC SQL Syntax
The PROC SQL SELECT Statement
A Brief Overview
SELECT Statement Syntax
Example: Selecting Columns
Example: Displaying All Columns Using SELECT *
Example: Using the FEEDBACK Option
Example: Creating a New Column
Example: Eliminating Duplicate Rows from Output
The FROM Clause
FROM Clause Syntax
Example: Querying a Single Table Using the FROM Clause
The WHERE Clause
A Brief Overview
WHERE Clause Syntax
Example: Using the WHERE Clause
Subsetting Rows by Using Calculated Values
Example: Using Calculated Values in a SELECT Clause
Subsetting Rows Using Conditional Operators
The GROUP BY Clause
A Brief Overview
GROUP BY Clause Syntax
Example: Determine Total Number of Miles Using the SUM Function
Number of Argument and Summary Function Processing
Groups and Summary Function Processing
SELECT Clause Columns and Summary Function Processing
Example: Using a Summary Function with a Single Argument (Column)
Example: Using a Summary Function with Multiple Arguments (Columns)
Example: Using a Summary Function with Columns outside the Function
Example: Using a Summary Function with a GROUP BY Clause
Counting Values by Using the COUNT Summary Function
Example: Counting All Rows in a Table
Example: Counting Rows within Groups of Data
Counting All Nonmissing Values in a Column
Example: Counting All Unique Values in a Column
Example: Listing All Unique Values in a Column
The HAVING Clause
A Brief Overview
HAVING Clause Syntax
Subsetting Grouped Data
Example: Selecting Groups by Using the HAVING Clause
Understanding Data Remerging
The ORDER BY Clause
A Brief Overview
ORDER BY Clause Syntax
Example: Ordering Rows by the Values of a Single Column
Example: Ordering by Multiple Columns
Example: Ordering Columns by Position
PROC SQL Options
A Brief Overview
PROC SQL Statement Syntax
Using Invocation Options
Validating Query Syntax
A Brief Overview
Example: Using the NOEXEC Option
Example: Using the VALIDATE Keyword
Quiz
Creating and Managing Tables
The CREATE TABLE Statement
A Brief Overview
CREATE TABLE Statement Syntax
Example: Creating an Empty Table by Defining Column Structure
Specifying Data Types for Columns
Specifying Column Widths
Specifying Column Modifiers
Example: Using Column Modifiers
Using the LIKE Clause
LIKE Clause Syntax
Example: Creating an Empty Table That Is like Another
Using the AS Keyword
AS Keyword Syntax
Example: Creating a Table from a Query Result
The INSERT Statement
A Brief Overview
The SET Clause
The VALUES Clause
The INSERT Statement with SELECT and FROM Clauses
The DESCRIBE TABLE Statement
A Brief Overview
DESCRIBE TABLE Statement Syntax
Example: Displaying the Structure of a Table
Using Dictionary Tables
A Brief Overview
Example: Exploring and Using Dictionary Tables
Chapter Quiz
Joining Tables Using PROC SQL
Understanding Joins
Generating a Cartesian Product
Using Inner Joins
A Brief Overview
Inner Join Syntax
Understanding How Joins Are Processed
Example: Using a FROM Clause with the INNER JOIN Keyword
Example: Eliminating Duplicate Columns
Example: Renaming a Column by Using a Column Alias
Example: Joining Tables That Have Rows with Matching Values
Specifying a Table Alias
Example: Complex PROC SQL Inner Join
Example: PROC SQL Inner Join with Summary Functions
Using Natural Joins
A Brief Overview
Natural Join Syntax
Example: Using a Natural Join
Using Outer Joins
A Brief Overview
Outer Join Syntax
Example: Using a Left Outer Join
Example: Eliminating Duplicate Columns in a Left Outer Join
Example: Using a Right Outer Join
Example: Using a Full Outer Join
Example: Complex Outer Join
Comparing SQL Joins and DATA Step Match-Merges
A Brief Overview
When All of the Values Match
When Only Some of the Values Match
COALESCE Function Syntax
Example: Using the COALESCE Function
Understanding the Advantages of PROC SQL Joins
Quiz
Joining Tables Using Set Operators
Understanding Set Operators
Introducing Set Operators
Set Operator Syntax
Example: The Basics of Using a Set Operator
Using Multiple Set Operators
Processing Unique versus Duplicate Rows
Combining and Overlaying Columns
Modifying Results Using Keywords
Using the EXCEPT Set Operator
A Brief Overview
Example: Using the EXCEPT Operator Alone
Example: Using the Keyword ALL with the EXCEPT Operator
Example: Using the Keyword CORR with the EXCEPT Operator
Example: Using the Keywords ALL and CORR with the EXCEPT Operator
Example: EXCEPT Operator
Using the INTERSECT Set Operator
A Brief Overview
Example: Using the INTERSECT Operator Alone
Example: Using the Keyword ALL with the INTERSECT Set Operator
Example: Using the Keyword CORR with the INTERSECT Set Operator
Example: Using the Keywords ALL and CORR with the INTERSECT Set Operator
Complex Example Using the INTERSECT Operator
Using the UNION Set Operator
A Brief Overview
Example: Using the UNION Operator Alone
Example: Using the Keyword ALL with the UNION Operator
Example: Using the Keyword CORR with the UNION Operator
Example: Using the Keywords ALL and CORR with the UNION Operator
Example: Using the UNION Set Operator
Example: Using a UNION Operator and Summary Functions
Using the OUTER UNION Set Operator
A Brief Overview
Example: Using the OUTER UNION Operator Alone
Example: Using the Keyword CORR with One OUTER UNION Operator
Example: Using Two OUTER UNION Operators with the Keyword CORR
Quiz
Using Subqueries
Subsetting Data Using Subqueries
Introducing Subqueries
Subsetting Data by Using Noncorrelated Subqueries
Subsetting Data by Using Correlated Subqueries
Creating and Managing Views Using PROC SQL
A Brief Overview
The CREATE VIEW Statement
The DESCRIBE VIEW Statement
Managing PROC SQL Views
Updating PROC SQL Views
The DROP VIEW Statement
Quiz
Advanced SQL Techniques
Creating Data-Driven Macro Variables with PROC SQL
Creating Data-Driven Macro Variables with the INTO Clause
Displaying Macro Variable Values
Removing Leading and Trailing Blanks
Concatenating Values in Macro Variables
Applying a Format to Character and Numeric Variables
Accessing DBMS Data with SAS/ACCESS
A Brief Overview
SQL Pass-Through Facility
SAS/ACCESS LIBNAME Engine
The FedSQL Procedure
A Brief Overview
Comparing PROC FedSQL and PROC SQL
PROC FEDSQL Syntax
The LIBNAME Statement
The LIMIT Clause
The PUT Function
System Options in FedSQL
Quiz
SAS Macro Language Processing
Creating and Using Macro Variables
Introducing Macro Variables
A Brief Overview
Example: Using Macro Variables
The SAS Macro Facility
SAS Processing of Macros
Tokenization
Macro Triggers
Using Macro Variables
Using User-Defined Macro Variables
Using Automatic Macro Variables
Troubleshooting Macro Variable References
SYMBOLGEN Option Syntax
Example: Using the SYMBOLGEN Option
%PUT Statement Syntax
Example: Using the %PUT Statement
The %SYMDEL Statement
Delimiting Macro Variable References
A Brief Overview
Example: Using a Delimiter to Reference Macro Variables
Quiz
Storing and Processing Text
Processing Text with Macro Functions
Using SAS Macro Functions to Manipulate Character Strings
Macro Character Functions
The %UPCASE Function
The %SUBSTR Function
The %INDEX Function
The %SCAN Function
Using SAS Functions with Macro Variables
The %SYSFUNC Function
The %EVAL Function
The %SYSEVALF Function
Using SAS Macro Functions to Mask Special Characters
Macro Quoting Functions
The %STR Function
The %NRSTR Function
The %SUPERQ Function
The %BQUOTE Function
Macro Q Functions
Creating Macro Variables during PROC SQL Step Execution
INTO Clause and the NOPRINT Option Syntax
Example: Using the INTO Clause and the NOPRINT Option
Example: Creating Variables with the INTO Clause
Example: Creating a Delimited List of Values
Creating Macro Variables during DATA Step Execution
The CALL SYMPUTX Routine
The PUT Function
Referencing Macro Variables Indirectly
Indirect References
Example: Referencing Macro Variables Indirectly
Example: Creating a Series of Macro Variables
Quiz
Working with Macro Programs
Defining and Calling a Macro
Defining a Macro
Compiling a Macro
Calling a Macro
Macro Execution
Passing Information into a Macro Using Parameters
Macros That Include Positional Parameters
Example: Using Positional Parameters to Create Macro Variables
Macros That Include Keyword Parameters
Example: Using Keyword Parameters to Create Macro Variables
Macros That Include Mixed Parameter Lists
Example: Using Mixed Parameters to Create Macro Variables
Controlling Variable Scope
Scope of Macro Variables
The %GLOBAL Statement
The %LOCAL Statement
Nested Scope
Debugging Macros
The MPRINT System Option
Comments in Macro Programs
Conditional Processing
The %IF-%THEN Statement and %ELSE Statement
The %DO-%END Statement with the %IF-%THEN Statement
Example: Using %IF-%THEN, %DO-%END with IF-THEN Statements
Example: Controlling Text Copied to the Input Stack
The MLOGIC System Option
Iterative Processing
The %DO Statement
Example: Using the %DO Statement
Example: Generating Complete Steps
Quiz
Advanced Macro Techniques
Storing Macro Definitions in External Files
The %INCLUDE Statement
Example: Using the %INCLUDE Statement
Understanding Session Compiled Macros
Using the Autocall Facility
A Brief Overview
Creating an Autocall Library
Example: Saving a Macro
Default Autocall Library
Example: Using the LOWCASE Macro
Accessing Autocall Macros
Data-Driven Macro Calls
A Brief Overview
The DOSUBL Function
Example: Using the DOSUBL Function
Quiz
Advanced SAS Programming Techniques
Defining and Processing Arrays
Defining and Referencing One-Dimensional Arrays
A Brief Overview
ARRAY Statement Syntax
Defining the Number of Elements
Specifying the Array Elements
Using Column Lists as Array Elements
Referencing a One-Dimensional Array
DO Statement Syntax
Example: Processing Repetitive Code
Handling an Unknown Number of Array Elements
Using the DIM Function
Compilation and Execution Phases for Array Processing
Expanding Your Use of One-Dimensional Arrays
Creating Character Columns with an Array
Specifying Lower and Upper Bounds
Assigning Initial Values to Arrays
Example: Assigning Initial Values to Arrays
Specifying Temporary Array Elements
Example: Rotating Data
Defining and Referencing Two-Dimensional Arrays
A Brief Overview
Example: Creating a Two-Dimensional Array with Initial Values
Example: Creating a Two-Dimensional Array to Perform Table Lookup
Quiz
Processing Data Using Hash Objects
Declaring Hash Objects
A Brief Overview
Key Components
Data Components
Declaring a Hash Object
Hash Object Process
Defining Hash Objects
Hash Object Methods
Defining a Hash Object
Example: Defining a Hash Object
Finding Key Values in a Hash Object
The FIND Method
Retrieving Matching Data
Writing a Hash Object to a Table
The ADD Method
Example: Adding Key and Data Values
The OUTPUT Method
Controlling Output with the OUTPUT Method
Avoiding Messages in the SAS Log
Hash Object Processing
Using Hash Iterator Objects
What Is a Hash Iterator Object?
Declaring and Defining a Hash Object and a Hash Iterator Object
Retrieving Hash Object Data with the Hash Iterator Object
Example: Using the Hash Iterator Object
Quiz
Using SAS Utility Procedures
Creating Picture Formats with the FORMAT Procedure
A Brief Overview
PICTURE Statement Syntax
Example: Using the PICTURE Statement
Creating Custom Date, Time, and Datetime Formats Using Directives
Specifying Date and Time Directives
Example: Using Directives
Creating Custom Numeric Formats
Creating Functions with PROC FCMP
A Brief Overview
PROC FCMP Syntax
CMPLIB= Option Syntax
Example: Creating a Custom Character Function with One Argument
Example: Creating a Custom Numeric Function with One Argument
Example: Creating a Custom Character Function with Multiple Arguments
Quiz
Using Advanced Functions
Using a Variety of Advanced Functions
The LAG Function
The COUNT/COUNTC/COUNTW Function
The FIND/FINDC/FINDW Function
Performing Pattern Matching with Perl Regular Expressions
A Brief Overview
Using Metacharacters
Example: Using Metacharacters
The PRXMATCH Function
The PRXPARSE Function
The PRXCHANGE Function
Quiz
Workbook
Practice Programming Scenarios
Differences between the Workbook and Certification Exam
Scenario 1
Directions
Test Your Code
Exam Objective
Scenario 2
Directions
Test Your Code
Exam Objective
Scenario 3
Directions
Test Your Code
Exam Objective
Scenario 4
Directions
Test Your Code
Exam Objective
Scenario 5
Directions
Test Your Code
Exam Objective
Scenario 6
Directions
Test Your Code
Exam Objective
Scenario 7
Directions
Test Your Code
Exam Objective
Scenario 8
Directions
Test Your Code
Exam Objective
Scenario 9
Directions
Test Your Code
Exam Objective
Scenario 10
Directions
Test Your Code
Exam Objective
Solutions
Chapter Quiz Answer Keys
Chapter 1: PROC SQL Fundamentals
Chapter 2: Creating and Managing Tables
Chapter 3: Joining Tables Using PROC SQL
Chapter 4: Joining Tables Using Set Operators
Chapter 5: Using Subqueries
Chapter 6: Advanced SQL Techniques
Chapter 7: Creating and Using Macro Variables
Chapter 8: Storing and Processing Text
Chapter 9: Working with Macro Programs
Chapter 10: Advanced Macro Techniques
Chapter 11: Defining and Processing Arrays
Chapter 12: Processing Data Using Hash Objects
Chapter 13: Using SAS Utility Procedures
Chapter 14: Using Advanced Functions
Programming Scenario Solutions
Scenario 1
Code Solution
Test Your Code Solution
Scenario 2
Code Solution
Test Your Code Solution
Scenario 3
Code Solution
Test Your Code Solution
Scenario 4
Code Solution
Test Your Code Solution
Scenario 5
Code Solution
Test Your Code Solution
Scenario 6
Code Solution
Test Your Code Solution
Scenario 7
Code Solution
Test Your Code Solution
Scenario 8
Code Solution
Test Your Code Solution
Scenario 9
Code Solution
Test Your Code Solution
Scenario 10
Code Solution
Test Your Code Solution
Recommended Reading
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SAS Certified Professional Prep Guide

Description

More details

Other editions

Additional editions

Person

Content

System requirements