Category: ZIM 4GL Language Reference

The Original Internet Language

SET PAGEWIDTH

Controls the overall width of pages output by the LIST command. Syntax SET PAGEWIDTH num Parameters num Num specifies, in characters, the width of an output page. Num can be an integer constant (e.g., 15, 200). a variable, form field, menu item, or parameter that evaluates to an integer. Comments The PAGEWIDTH option is set…
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SET PAGESIZE

Controls the overall length of pages output by the LIST command. Syntax SET PAGESIZE num Parameters num Num specifies, in lines, the height of an output page. Num can be: an integer constant (e.g., 15, 200); a variable, form field, menu item, or parameter that evaluates to an integer. Comments The PAGESIZE option is set…
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SET MEMBERINTERVAL

Sets the interval between set-processing progress messages. Syntax SET MEMBERINTERVAL num Parameters num Num can be: an integer constant (e.g., 15, 200) a variable, form field, menu item, or parameter that evaluates to an integer. Comments The MEMBERINTERVAL option is set to 1 by default. The MEMBERINTERVAL option determines how many records are to be…
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SET STOP ERRORS

Halts the execution of an application program if an error occurs. Syntax SET STOP ERRORS ON|OFF Comments The STOP ERRORS option is OFF by default. When STOP ERRORS is switched ON, execution is halted (by the HALT utility) when an error occurs. To resume execution after the HALT, press Enter at the HALT prompt (>>).…
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SET EXECUTEMODE

SET EXECUTEMODE Controls the mode of software execution. Syntax SET EXECUTEMODE SQLMODE | ZIMMODE | SERVERMODE Comments The EXECUTEMODE option is set to SQLMODE by default. The SQLMODE option executes SQL database code. The SERVERMODE option executes integrated Zim server code. The ZIMMODE option executes standard Zim code. In ZIMMODE, EntType, RelType, and so on…
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SET CHECKSETS

Controls consistency checking of result sets. Syntax SET CHECKSETS ON|OFF Comments The CHECKSETS option is set ON by default. When CHECKSETS is ON, the software checks certain aspects of the component structure of result sets for consistency. This consistency checking is performed when a command creates a result set (using the -> (Result set) subcommand),…
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SET SQLCOMPILE

SET SQLCOMPILE Controls the compilation of generated SQL statements within the SQL database. Syntax SET SQLCOMPILE ON|OFF Comments The SQLCOMPILE option is OFF by default. The software stores SQL statements generated in the compiled code and executes them dynamically at run time. When SQLCOMPILE is switched ON, the software attempts to compile all generated SQL…
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SET INFORMATION

Enables or suppresses the display of information messages. Syntax SET INFORMATION ON|OFF Comments The INFORMATION option is set ON by default. When INFORMATION is ON, information messages are displayed. Setting INFORMATION to OFF suppresses the display of such messages. Information messages are of the form: nnn selected after a FIND command nnn added after an…
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SET TRACE OUTPUT

Records tracing information. Syntax SET TRACE OUTPUT docname [APPEND] Parameters docname The name of an application document. All subsequent trace output is sent to the specified document. APPEND Indicates that subsequent trace output is to be appended to the existing contents of docname. Comments Normally, information generated by the commands SET COMMANDTIMING, SET FLOW, SET…
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SET NULLVALUE

Specifies the characters to be displayed for $Null values. Syntax SET NULLVALUE constant Parameters constant A character string, or an expression that evaluates to a character string. Comments The NULLVALUE option is set to a space character by default. When a value to be output is $Null, the specified constant is displayed. Example To specify…
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