Chapter 14Formatting Readable

Output

Chapter 14Formatting Readable

Output

Basic Report Creation in SQL*PlusBasic Report Creation in SQL*Plus

Enter format for the report Enter a query to retrieve data

Enter format for the report Enter a query to retrieve data

COLUMN CommandCOLUMN Command

Formats both column heading and data displayed in columnFormats both column heading and data displayed in column

COLUMN Command OptionsCOLUMN Command Options

FORMAT OptionFORMAT Option

Specifies format model for the data Specifies format model for the data

FORMAT ExampleFORMAT Example

HEADING OptionHEADING Option

Specifies a column heading Specifies a column heading

Output with HEADING OptionOutput with HEADING Option

SET CommandSET Command

SET command used to change the UNDERLINE variable

Assign blank space to add separator with FORMAT option of COLUMN command

SET command used to change the UNDERLINE variable

Assign blank space to add separator with FORMAT option of COLUMN command

Modified ReportModified Report

NULL OptionNULL Option

Provides substitute for NULL valuesProvides substitute for NULL values

Report Headers and FootersReport Headers and Footers

Header– Appears at top of reports– Created with TTITLE command

Footer– Appears at bottom of reports– Created with BTITLE command

Header– Appears at top of reports– Created with TTITLE command

Footer– Appears at bottom of reports– Created with BTITLE command

TTITLE and BTITLE OptionsTTITLE and BTITLE Options

SQL*Plus VariablesSQL*Plus Variables

BREAK CommandBREAK Command

Suppresses duplicate data Allows blank lines after groups

Suppresses duplicate data Allows blank lines after groups

BREAK Command ExampleBREAK Command Example

CLEAR CommandCLEAR Command

Used to clear settings applied to the BREAK and COLUMN commandsUsed to clear settings applied to the BREAK and COLUMN commands

COMPUTE CommandCOMPUTE Command

Can include AVG, SUM, COUNT, MAX, or MIN keywordsCan include AVG, SUM, COUNT, MAX, or MIN keywords

COMPUTE Command ExampleCOMPUTE Command Example

SPOOL CommandSPOOL Command

Saves results to text fileSaves results to text file

SPOOL Command ExampleSPOOL Command Example