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java.lang.Objectorg.apache.openjpa.jdbc.schema.Constraint
org.apache.openjpa.jdbc.schema.LocalConstraint
org.apache.openjpa.jdbc.schema.Index
public class Index
Represents a database index. Can also represent a partial index,
 aligning with DatabaseMetaData.
| Constructor Summary | |
|---|---|
| Index()Default constructor. | |
| Index(java.lang.String name,
      Table table)Constructor. | |
| Method Summary | |
|---|---|
|  void | deref() | 
|  boolean | equalsIndex(Index idx)Indexes are equal if they have the same name, the same columns, and are both unique/not unique. | 
|  int | getRefCount() | 
|  boolean | isLogical()Return whether this constraint is a logical constraint only; i.e. | 
|  boolean | isUnique()Return true if this is a UNIQUE index. | 
|  void | ref() | 
|  void | setUnique(boolean unique)Set whether this is a UNIQUE index. | 
| Methods inherited from class org.apache.openjpa.jdbc.schema.LocalConstraint | 
|---|
| addColumn, columnsMatch, containsColumn, derefColumns, equalsLocalConstraint, getColumns, refColumns, removeColumn, setColumns | 
| Methods inherited from class org.apache.openjpa.jdbc.schema.Constraint | 
|---|
| getColumnName, getFullName, getName, getSchemaName, getTable, getTableName, isDeferred, setColumnName, setDeferred, setName, setSchemaName, setTableName, toString | 
| Methods inherited from class java.lang.Object | 
|---|
| clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait | 
| Constructor Detail | 
|---|
public Index()
public Index(java.lang.String name,
             Table table)
name - the name of the indextable - the table of the index| Method Detail | 
|---|
public boolean isUnique()
public void setUnique(boolean unique)
public boolean isLogical()
Constraint
isLogical in class Constraintpublic boolean equalsIndex(Index idx)
public int getRefCount()
public void ref()
public void deref()
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