mil.nga.geopackage.db.table

Class UniqueConstraint

java.lang.Object

mil.nga.geopackage.db.table.Constraint

mil.nga.geopackage.db.table.UniqueConstraint

public class UniqueConstraint
extends Constraint

Table unique constraint for one or more columns

Since:

3.3.0

Author:

osbornb

Field Summary

Fields

Modifier and Type	Field and Description
static String	UNIQUE Unique keyword

Fields inherited from class mil.nga.geopackage.db.table.Constraint

CONSTRAINT

Constructor Summary

Constructors

Constructor and Description
UniqueConstraint() Constructor
UniqueConstraint(String name) Constructor
UniqueConstraint(String name, UserColumn... columns) Constructor
UniqueConstraint(UniqueConstraint userUniqueConstraint) Copy Constructor
UniqueConstraint(UserColumn... columns) Constructor

Method Summary

Modifier and Type	Method and Description
void	add(UserColumn... columns) Add columns
String	buildSql() Build the constraint SQL
UniqueConstraint	copy() Copy the constraint
List<UserColumn>	getColumns() Get the columns

Methods inherited from class mil.nga.geopackage.db.table.Constraint

buildNameSql, getName, getType, setName, setType

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

UNIQUE

public static final String UNIQUE

Unique keyword

See Also:

Constant Field Values

Constructor Detail

UniqueConstraint

public UniqueConstraint()

Constructor

UniqueConstraint

public UniqueConstraint(String name)

Constructor

Parameters:

name - constraint name

UniqueConstraint

public UniqueConstraint(UserColumn... columns)

Constructor

Parameters:

columns - columns

UniqueConstraint

public UniqueConstraint(String name,
                        UserColumn... columns)

Constructor

Parameters:

name - constraint name

columns - columns

UniqueConstraint

public UniqueConstraint(UniqueConstraint userUniqueConstraint)

Copy Constructor

Parameters:

userUniqueConstraint - user unique constraint

Method Detail

buildSql

public String buildSql()

Build the constraint SQL

Specified by:

buildSql in class Constraint

Returns:

sql constraint

copy

public UniqueConstraint copy()

Copy the constraint

Specified by:

copy in class Constraint

Returns:

copied constraint

add

public void add(UserColumn... columns)

Add columns

Parameters:

columns - columns

getColumns

public List<UserColumn> getColumns()

Get the columns

Returns:

columns