VistaDB 6
VistaDB.DDA Namespace / IVistaDBTable Interface / CreateDefaultValue Method
The target column
Script expression
Use this default value script in update operations (when value has not been assigned to the column in the update). This is not SQL Server compliant.
Description


In This Topic
    CreateDefaultValue Method
    In This Topic
    Create a default value for a column using an expression.
    Syntax
    'Declaration
     
    
    Sub CreateDefaultValue( _
       ByVal columnName As System.String, _
       ByVal scriptExpression As System.String, _
       ByVal useInUpdate As System.Boolean, _
       ByVal description As System.String _
    ) 
    'Usage
     
    
    Dim instance As IVistaDBTable
    Dim columnName As System.String
    Dim scriptExpression As System.String
    Dim useInUpdate As System.Boolean
    Dim description As System.String
     
    instance.CreateDefaultValue(columnName, scriptExpression, useInUpdate, description)
    void CreateDefaultValue( 
       System.string columnName,
       System.string scriptExpression,
       System.bool useInUpdate,
       System.string description
    )

    Parameters

    columnName
    The target column
    scriptExpression
    Script expression
    useInUpdate
    Use this default value script in update operations (when value has not been assigned to the column in the update). This is not SQL Server compliant.
    description
    Description
    Requirements

    Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

    See Also