Java Doc for UniqueConstraint.java in  » Database-DBMS » Quadcap-Embeddable-Database » com » quadcap » sql » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database DBMS » Quadcap Embeddable Database » com.quadcap.sql   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    com.quadcap.sql.Constraint       com.quadcap.sql.IndexConstraint          com.quadcap.sql.UniqueConstraint All known Subclasses:   com.quadcap.sql.PrimaryKeyConstraint, UniqueConstraint public class UniqueConstraint extends IndexConstraint implements Externalizable(Code) Index constraint for indexes in which keys must be unique. author:    Stan Bailes Field Summary  Vector exportConstraints      Constructor Summary public   UniqueConstraint()      public   UniqueConstraint(String name)      public   UniqueConstraint(String name, Vector names)      Method Summary final public  void addExportConstraint(ExportedKeyConstraint ec)      public  void checkInsert(Session session, Row row)      Constraint.checkInsert() We make sure the key isn't already in the index. public  String constraintType()      final public  Enumeration getExportConstraints()      public  int getIndexColumnCount()      public  byte[] makeKey(Session session, Row row, long rowId)      public  void readExternal(ObjectInput in)      final public  void removeExportConstraint(String name)      public  void writeExternal(ObjectOutput out)      Field Detail exportConstraints Vector exportConstraints(Code) Constructor Detail UniqueConstraint public UniqueConstraint()(Code) Default constraint (required for Externalizable) UniqueConstraint public UniqueConstraint(String name)(Code) Explicit constructor for named constraint UniqueConstraint public UniqueConstraint(String name, Vector names)(Code) Explicit constructor with name and columns Method Detail addExportConstraint final public void addExportConstraint(ExportedKeyConstraint ec)(Code) checkInsert public void checkInsert(Session session, Row row) throws SQLException, IOException(Code) Constraint.checkInsert() We make sure the key isn't already in the index. XXX This implementation could be optimized if we could roll this up XXX in the apply step constraintType public String constraintType()(Code) getExportConstraints final public Enumeration getExportConstraints()(Code) getIndexColumnCount public int getIndexColumnCount()(Code) IndexConstraint.Return the number of columns in this index makeKey public byte[] makeKey(Session session, Row row, long rowId) throws SQLException(Code) readExternal public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException(Code) removeExportConstraint final public void removeExportConstraint(String name) throws SQLException(Code) writeExternal public void writeExternal(ObjectOutput out) throws IOException(Code) Fields inherited from com.quadcap.sql.IndexConstraint Btree index(Code)(Java Doc) long indexRoot(Code)(Java Doc) protected boolean useComparator(Code)(Java Doc) Methods inherited from com.quadcap.sql.IndexConstraint public void add(Session session) throws SQLException, IOException(Code)(Java Doc) public void applyDelete(Session session, Row row, long rowId, Constraint activeIndex) throws SQLException, IOException(Code)(Java Doc) public void applyInsert(Session session, Row row, long rowId, Constraint activeIndex) throws SQLException, IOException(Code)(Java Doc) public void applyUpdate(Session session, byte[] oldKey, Row row, Row oldRow, long rowId, Constraint activeIndex) throws SQLException, IOException(Code)(Java Doc) public void checkDelete(Session session, Row row, long rowId) throws SQLException, IOException(Code)(Java Doc) public void checkInsert(Session session, Row row) throws SQLException, IOException(Code)(Java Doc) public void checkUpdate(Session session, byte[] oldKey, Row row, Row oldRow, long rowId, Constraint activeIndex) throws SQLException, IOException(Code)(Java Doc) abstract public String constraintType()(Code)(Java Doc) public void delete(Session session) throws IOException(Code)(Java Doc) public Btree getIndex(Database db) throws IOException(Code)(Java Doc) public int getIndexColumnCount()(Code)(Java Doc) public boolean isUnique()(Code)(Java Doc) abstract public byte[] makeKey(Session session, Row row, long rowId) throws SQLException(Code)(Java Doc) public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException(Code)(Java Doc) public String toString()(Code)(Java Doc) public void writeExternal(ObjectOutput out) throws IOException(Code)(Java Doc) Fields inherited from com.quadcap.sql.Constraint final public static int CASCADE(Code)(Java Doc) final public static int DEFERRABLE(Code)(Java Doc) final public static int DELETE(Code)(Java Doc) final public static int FULL(Code)(Java Doc) final public static int GLOBAL(Code)(Java Doc) final public static int INIT_DEFERRED(Code)(Java Doc) final public static int NOACTION(Code)(Java Doc) final public static int PARTIAL(Code)(Java Doc) final public static int SETDEFAULT(Code)(Java Doc) final public static int SETNULL(Code)(Java Doc) final public static int UPDATE(Code)(Java Doc) Vector colNames(Code)(Java Doc) transient int[] columns(Code)(Java Doc) String name(Code)(Java Doc) static String[] refActions(Code)(Java Doc) int spec(Code)(Java Doc) transient Table table(Code)(Java Doc) Methods inherited from com.quadcap.sql.Constraint abstract public void add(Session session) throws SQLException, IOException(Code)(Java Doc) abstract public void applyDelete(Session session, Row row, long rowId, Constraint activeIndex) throws SQLException, IOException(Code)(Java Doc) abstract public void applyInsert(Session session, Row row, long rowId, Constraint activeIndex) throws SQLException, IOException(Code)(Java Doc) abstract public void applyUpdate(Session session, byte[] oldKey, Row row, Row oldRow, long rowId, Constraint activeIndex) throws SQLException, IOException(Code)(Java Doc) abstract public void checkDelete(Session session, Row row, long rowId) throws SQLException, IOException(Code)(Java Doc) abstract public void checkInsert(Session session, Row row) throws SQLException, IOException(Code)(Java Doc) abstract public void checkUpdate(Session session, byte[] oldKey, Row row, Row oldRow, long rowId, Constraint activeIndex) throws SQLException, IOException(Code)(Java Doc) abstract public void delete(Session session) throws SQLException, IOException(Code)(Java Doc) public Column getColumn() throws SQLException(Code)(Java Doc) public Column getColumn(int c) throws SQLException(Code)(Java Doc) public int getColumnCount()(Code)(Java Doc) public Vector getColumnNames() throws SQLException(Code)(Java Doc) public int[] getColumns() throws SQLException(Code)(Java Doc) public Btree getIndex(Database db) throws IOException(Code)(Java Doc) public String getName()(Code)(Java Doc) public int getPriority()(Code)(Java Doc) public int getRefAction(int opType)(Code)(Java Doc) public String getRefActionString(int opType)(Code)(Java Doc) public int getSpec()(Code)(Java Doc) public Table getTable()(Code)(Java Doc) public boolean isDeferred()(Code)(Java Doc) public boolean isGlobal()(Code)(Java Doc) public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException(Code)(Java Doc) public void resetColumns() throws SQLException(Code)(Java Doc) public void setColumn(Column column)(Code)(Java Doc) public void setDeferrable(int def)(Code)(Java Doc) public void setGlobal(boolean g)(Code)(Java Doc) public void setName(String name)(Code)(Java Doc) public void setRefSpec(int ref)(Code)(Java Doc) public void setTable(Table table) throws SQLException(Code)(Java Doc) public String toString()(Code)(Java Doc) public void undoAdd(Session session) throws SQLException, IOException(Code)(Java Doc) public void undoDelete(Session session) throws SQLException, IOException(Code)(Java Doc) public void writeExternal(ObjectOutput out) throws IOException(Code)(Java Doc) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)