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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 Iii FairCom Corporation Purpose of this Manual Syntax Diagram ConventionsDocumentation Overview Audience Related Documentation Isql and Tools Introduction Overview Isql and Tools FairCom Corporation Init Quick TourIntroductory Tutorial Isql Isql Create Table Custmast DefineManage Isql Commit Work Custmast Done Complete Introductory Tutorial CodeQuick Tour Relational Model and Indexing Tutorial ISQLTutorial2.sql Quick Tour Insert Into Values Insert IntoValues Commit Work QTY Price Complete 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.sql Transaction Rollback Work Complete Transaction Processing Tutorial Source Code Syntax Isql StatementsStarting Interactive SQL Arguments Username PasswordStatement History Support Connectstring Isql Statements for Statement History Support Formatting Output of Isql QueriesIsql Statements Statement Summary Isql Statements for Query Formatting Summary Display Example 3-1 Unformatted Query Display from Isql Customername Customercity Orderid Ordervalue Formatting Column Display with the Column Statement Example 3-2 Controlling Display Width of Character Columns Example 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 Support Description Isql Reference1 @ Execute Syntax Example Break Syntax Breakspec Examples Skip nCustomername Clear Syntax History Option ArgumentColumn Syntax Break Column Compute Display Title Columnname Format formatstringHeading headingtext Date-Time Format Strings for the Column Statement Character Description Null ? Type Length Colname Not Null INTChar Orderinfo AmountSysdate NEW Title FLDColumn Title Compute AVG MAX MIN SUM Count Variablename Define Syntax Value COL columnnumber ColpositionDisplayvalue @columnname Edit Syntax Exit or Quit Syntax Related StatementsExit 10 GET Syntax Isql GET query.sql Isql RUN History Syntax Help CommandsclausesHelp Syntax Orderstate Lotlocation Following example illustrates usage of the History statement Hostcommand Host or SH or SyntaxFrom List Syntax Quit Quit or Exit Syntax16 RUN Syntax Isql History Pagesize Save Syntax18 SET Syntax Linesize Pagesize numberlines Isql Break on Isql Select TBL from Systables TBL Connection databasename DefaultTransaction Isolation Level isolationlevel TBL Show Syntax Filename on Is Default ?Spool Syntax Database Connections Isql Spool STK on Start SyntaxArgument … Isql Spool OFF Null ? Type Length Colname Not Null INT Not Null Varchar Tablename Type Length Colname Null ?Date Text Title SyntaxLeft Center Right COL n Double Isql Clear Title Isql and Tools FairCom Corporation Data Load Utility dbload Introduction Prerequisites for Dbload Dbload Command Line SyntaxCommandsfile Options Data File Formats Data Load Utility dbload Fixed Length Records Commands FileVariable Length Records Next Record Define Record Statement Char Short Long Float Double For Each Statement Null Example 4-1 Sample dbload commands files Examples Compilation Errors Record name redefinedPosition not specified for fixed length record Fatal Errors Isql and Tools FairCom Corporation Data Unload Utility dbdump Prerequisites for Dbdump Dbdump Command Line Syntax Data Unload Utility dbdump Short Long Float Double For Record Statement Define Record custrec of Fixed Length 37 AS Isql and Tools FairCom Corporation Schema Export Utility dbschema Username.tablename Username.procedurenameOutfile Username.triggername Import Begin Schema Export Utility dbschemaDbschema END Isql and Tools FairCom Corporation Tutorial Source Code Commit Work Select * from Custmast Delete from Custmast Integer MoneyVARCHAR6 Tutorial Source Code Commit Work Delete from Custmast Imdesc VARCHAR48 Select * from orderlist Select * from orderitems Isql and Tools FairCom Corporation Symbols Index-i Isql Index-ii FairCom Corporation Index Index-iii FairCom Corporation