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HP c-tree-SQL ISQL and Tools Argument, Column Syntax, Option, Break Column Compute Display Title

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ISQL and Tools

BREAK COLUMN COMPUTE DISPLAY TITLE

Description

The CLEAR statement removes settings made by the ISQL statement corresponding to option.

Argument

option

Which ISQL statement's settings to clear:

•CLEAR HISTORY - Clears the ISQL statement history buffer.

•CLEAR BREAK - Clears the break set by the BREAK statement.

•CLEAR COLUMN - Clears formatting options set by any COLUMN statements in effect.

•CLEAR COMPUTE - Clears all the options set by the COMPUTE statement.

•CLEAR DISPLAY - Clears the displays set by the DISPLAY statement.

•CLEAR TITLE - Clears the titles set by the TITLE statement.

Examples

The following example illustrates clearing the DISPLAY and BREAK settings.

ISQL> DISPLAY -- See the DISPLAY settings currently in effect:

display "Break on change in value of customeer_name!" on customer_name display "Break on every row!" on row

display "Break on page (page size set to 2 lines)" on page display "Break on end of report!" on report

ISQL> CLEAR DISPLAY ISQL> DISPLAY

No display specified.

ISQL> BREAK

break on report skip 0

ISQL> CLEAR BREAK ISQL> BREAK

no break specified ISQL>

3.7.4COLUMN

Syntax

COLUMN [ column_name

[ FORMAT " format_string " ] [ HEADING " heading_text " ] ] ;

3-16	FairCom Corporation

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HP c-tree-SQL ISQL and Tools manual Argument, Column Syntax, Option, Break Column Compute Display Title, Isql Break

Contents

Isql and Tools Reference Guide For use with c-treeSQL ServerPage Table of Contents Data Load Utility dbload Tutorial Source Code IiiFairCom Corporation Purpose of this Manual Syntax Diagram ConventionsDocumentation Overview AudienceRelated Documentation Isql and ToolsIntroduction OverviewIsql and Tools FairCom Corporation Init Quick TourIntroductory Tutorial IsqlIsql Create Table Custmast DefineManage Isql Commit Work CustmastDone Complete Introductory Tutorial CodeQuick Tour Relational Model and Indexing Tutorial ISQLTutorial2.sqlQuick Tour Insert Into Values Insert IntoValues Commit Work QTY PriceComplete Relational Model and Indexing Tutorial Source Code Locking Tutorial ISQLTutorial3.sql@ISQL @iSQLTutorial3.sql Isql Delete from Custmast Complete Locking Tutorial Source Code Transaction Processing Tutorial ISQLTutorial4.sqlTransaction Rollback Work Complete Transaction Processing Tutorial Source Code Syntax Isql StatementsStarting Interactive SQL ArgumentsUsername PasswordStatement History Support ConnectstringIsql Statements for Statement History Support Formatting Output of Isql QueriesIsql Statements Statement SummaryIsql Statements for Query Formatting Summary DisplayExample 3-1 Unformatted Query Display from Isql Customername Customercity Orderid OrdervalueFormatting Column Display with the Column Statement Example 3-2 Controlling Display Width of Character ColumnsExample 3-3 Customizing Format of Numeric Column Displays OrdervalueCustomername Customercity Example 3-4 Specifying Column Breaks and Values with Display Numorders Customername Example 3-6 Specifying a Query Header and Footer with Title Help and Table Statements Transaction SupportDescription Isql Reference1 @ Execute Syntax ExampleBreak Syntax BreakspecExamples Skip nCustomername Clear Syntax HistoryOption ArgumentColumn Syntax Break Column Compute Display TitleColumnname Format formatstringHeading headingtext Date-Time Format Strings for the Column Statement Character DescriptionNull ? Type Length Colname Not Null INTChar Orderinfo AmountSysdate NEW Title FLDColumn Title ComputeAVG MAX MIN SUM Count VariablenameDefine Syntax ValueCOL columnnumber ColpositionDisplayvalue @columnnameEdit Syntax Exit or Quit Syntax Related StatementsExit 10 GET Syntax Isql GET query.sqlIsql RUN History Syntax Help CommandsclausesHelp Syntax Orderstate LotlocationFollowing example illustrates usage of the History statement Hostcommand Host or SH or SyntaxFrom List Syntax Quit Quit or Exit Syntax16 RUN Syntax Isql HistoryPagesize Save Syntax18 SET Syntax LinesizePagesize numberlines Isql Break on Isql Select TBL from Systables TBL Connection databasename DefaultTransaction Isolation Level isolationlevel TBLShow Syntax Filename on Is Default ?Spool Syntax Database ConnectionsIsql Spool STK on Start SyntaxArgument … Isql Spool OFFNull ? Type Length Colname Not Null INT Not Null VarcharTablename Type Length Colname Null ?Date Text Title SyntaxLeft Center Right COL n DoubleIsql Clear Title Isql and Tools FairCom Corporation Data Load Utility dbload IntroductionPrerequisites for Dbload Dbload Command Line SyntaxCommandsfile OptionsData File Formats Data Load Utility dbloadFixed Length Records Commands FileVariable Length Records Next RecordDefine Record Statement Char Short Long Float DoubleFor Each Statement NullExample 4-1 Sample dbload commands files ExamplesCompilation Errors Record name redefinedPosition not specified for fixed length record Fatal Errors Isql and Tools FairCom Corporation Data Unload Utility dbdump Prerequisites for DbdumpDbdump Command Line Syntax Data Unload Utility dbdump Short Long Float DoubleFor Record Statement Define Record custrec of Fixed Length 37 AS Isql and Tools FairCom Corporation Schema Export Utility dbschema Username.tablename Username.procedurenameOutfile Username.triggernameImport Begin Schema Export Utility dbschemaDbschema ENDIsql and Tools FairCom Corporation Tutorial Source Code Commit Work Select * from Custmast Delete from CustmastInteger MoneyVARCHAR6 Tutorial Source Code Commit Work Delete from CustmastImdesc VARCHAR48 Select * from orderlist Select * from orderitems Isql and Tools FairCom Corporation Symbols Index-iIsql Index-ii FairCom CorporationIndex Index-iii FairCom Corporation