Unit 'DB'	Package
[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index]	[#fcl]

TParam.ParamType

Type of parameter.

Declaration

Source position: db.pas line 1496

published property TParam.ParamType : TParamType read FParamType write FParamType;

Description

ParamTyp specifies the type of parameter: is the parameter value written to the database engine, or is it received from the database engine, or both ? It can have the following value:

ptUnknown: Unknown type.
ptInput: Input parameter.
ptOutput: Output parameter, filled on result.
ptInputOutput: Input/output parameter.
ptResult: Result parameter.

The ParamType property is usually set by the database engine that creates the parameter instances.

TParam.DataType		Data type of the parameter.
TParam.DataSize
TParam.Name		Name of the parameter.

TParam.ParamType

Declaration

Description

See also