Name 

Description 

 

DbType 

Gets or sets the data type of the parameter. 

 

DbxDataType 

TDBXDataTypes data type 

 

DbxSubType 

TDBXDataTypessub type 

 

Direction 

Gets or sets a value indicating whether the parameter is input-only, output-only, bidirectional, or a stored procedure return value parameter. 

 

IsNullable 

Gets or sets the value that determines whether or not a parameter value can be null. 

 

ParameterName 

Gets and sets the parameter name of the given parameter in a parameter collection. 

 

Precision 

Gets or sets the maximum number of digits used to represent the Value property. 

 

Scale 

Gets and sets the scale of the Value property, which contains either a numeric or decimal value. 

 

Size 

Gets and sets the size of the parameter value in bytes. 

 

SourceColumn 

The name of the source column mapped to the DataSet. The default is an empty string. 

 

SourceColumnNullMapping 

Sets or gets a value indicating whether the column can be null. 

 

SourceVersion 

Gets or sets the DataRowVersion to use when loading Value. 

 

Value 

Gets or sets the value of the parameter.