Java Doc for IndexConstraint.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 All known Subclasses:   com.quadcap.sql.UniqueConstraint,  com.quadcap.sql.NonUniqueIndexConstraint,  com.quadcap.sql.DefaultTableConstraint, IndexConstraint abstract public class IndexConstraint extends Constraint implements Externalizable(Code) Base class for all index constraints. author:    Stan Bailes Field Summary  Btree index       long indexRoot      protected  boolean useComparator      Constructor Summary public   IndexConstraint()      public   IndexConstraint(String name)      public   IndexConstraint(String name, Vector names)      Method Summary public  void add(Session session)      public  void applyDelete(Session session, Row row, long rowId, Constraint activeIndex)      public  void applyInsert(Session session, Row row, long rowId, Constraint activeIndex)      public  void applyUpdate(Session session, byte[] oldKey, Row row, Row oldRow, long rowId, Constraint activeIndex)      public  void checkDelete(Session session, Row row, long rowId)      public  void checkInsert(Session session, Row row)      public  void checkUpdate(Session session, byte[] oldKey, Row row, Row oldRow, long rowId, Constraint activeIndex)      abstract public  String constraintType()      Derived classes must implement this function, which returns the constraint type as a human readable string. public  void delete(Session session)      public  Btree getIndex(Database db)      public  int getIndexColumnCount()      public  boolean isUnique()      abstract public  byte[] makeKey(Session session, Row row, long rowId)      public  void readExternal(ObjectInput in)      public  String toString()      public  void writeExternal(ObjectOutput out)      Field Detail index Btree index(Code) indexRoot long indexRoot(Code) useComparator protected boolean useComparator(Code) Constructor Detail IndexConstraint public IndexConstraint()(Code) Default constructor (required for Externalizable) IndexConstraint public IndexConstraint(String name)(Code) Explicit constructor for named index IndexConstraint public IndexConstraint(String name, Vector names)(Code) Method Detail add public void add(Session session) throws SQLException, IOException(Code) Constraint.add(): We need to build an index! applyDelete public void applyDelete(Session session, Row row, long rowId, Constraint activeIndex) throws SQLException, IOException(Code) applyInsert public void applyInsert(Session session, Row row, long rowId, Constraint activeIndex) throws SQLException, IOException(Code) Constraint.applyInsert(): Add an index entry applyUpdate public void applyUpdate(Session session, byte[] oldKey, Row row, Row oldRow, long rowId, Constraint activeIndex) throws SQLException, IOException(Code) checkDelete public void checkDelete(Session session, Row row, long rowId) throws SQLException, IOException(Code) checkInsert public void checkInsert(Session session, Row row) throws SQLException, IOException(Code) Constraint.checkInsert(): We could check for dups checkUpdate public void checkUpdate(Session session, byte[] oldKey, Row row, Row oldRow, long rowId, Constraint activeIndex) throws SQLException, IOException(Code) constraintType abstract public String constraintType()(Code) Derived classes must implement this function, which returns the constraint type as a human readable string. delete public void delete(Session session) throws IOException(Code) Constraint.delete(): We destroy our index getIndex public Btree getIndex(Database db) throws IOException(Code) Lazy getter for underlying Index object (a Btree, in this case) getIndexColumnCount public int getIndexColumnCount()(Code) Return the number of columns in the index implementing this constraint isUnique public boolean isUnique()(Code) Does this constraint have enough information to uniquely identify each row? makeKey abstract public byte[] makeKey(Session session, Row row, long rowId) throws SQLException(Code) Make a serialized key appropriate to the constraint type, based on the row and row id information readExternal public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException(Code) Externalizable.readExternal(): Read me from a stream toString public String toString()(Code) Return a string representation of the constraint writeExternal public void writeExternal(ObjectOutput out) throws IOException(Code) Externalizable.writeExternal(): Write me to a stream 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)