Package org.hibernate.tool.schema.extract.spi

Interface ColumnTypeInformation

All Known Subinterfaces:

ColumnInformation

All Known Implementing Classes:

AggregateColumn, Column, ColumnInformationImpl, ExportableColumn

@Incubating
public interface ColumnTypeInformation

Provides access to information about existing table columns

Author:

Christoph Sturm, Steve Ebersole

Field Summary

Fields

Modifier and Type	Field	Description
static final ColumnTypeInformation	EMPTY

Method Summary

Modifier and Type	Method	Description
int	getColumnSize()	The column size (length).
int	getDecimalDigits()	The precision, for numeric types
TruthValue	getNullable()	Is the column nullable.
int	getTypeCode()	The JDBC type-code.
String	getTypeName()	The database specific type name.

Field Details

EMPTY

static final ColumnTypeInformation EMPTY

Method Details

getNullable

TruthValue getNullable()

Is the column nullable. The database is allowed to report unknown, hence the use of TruthValue

Returns:

nullability.

getTypeCode

int getTypeCode()

The JDBC type-code.

Returns:

JDBC type-code

getTypeName

String getTypeName()

The database specific type name.

Returns:

Type name

getColumnSize

int getColumnSize()

The column size (length).

Returns:

The column length

getDecimalDigits

int getDecimalDigits()

The precision, for numeric types

Returns:

The numeric precision