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Java Source Code / Java Documentation » Database DBMS » h2database » org.h2.index 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


org.h2.index.BtreePage
   org.h2.index.BtreeLeaf

BtreeLeaf
public class BtreeLeaf extends BtreePage (Code)
An outer page of a btree index. Page format:
 L { P(pointers) | D(data) } data.len { data[0].pos [data[0]], ...  }
 



Constructor Summary
 BtreeLeaf(BtreeIndex index, Session session, DataPage s)
    
 BtreeLeaf(BtreeIndex index, ObjectArray pageData)
    

Method Summary
public  intadd(Row newRow, Session session)
    
public  booleanfindFirst(BtreeCursor cursor, SearchRow compare, boolean bigger)
    
public  voidfirst(BtreeCursor cursor)
    
 SearchRowgetFirst(Session session)
    
 SearchRowgetLast(Session session)
    
public  intgetRealByteCount()
    
public  voidnext(BtreeCursor cursor, int i)
    
public  voidprepareWrite()
    
public  SearchRowremove(Session session, Row oldRow)
    
public  BtreePagesplit(Session session, int splitPoint)
    
public  voidwrite(DataPage buff)
    


Constructor Detail
BtreeLeaf
BtreeLeaf(BtreeIndex index, Session session, DataPage s) throws SQLException(Code)



BtreeLeaf
BtreeLeaf(BtreeIndex index, ObjectArray pageData)(Code)




Method Detail
add
public int add(Row newRow, Session session) throws SQLException(Code)



findFirst
public boolean findFirst(BtreeCursor cursor, SearchRow compare, boolean bigger) throws SQLException(Code)



first
public void first(BtreeCursor cursor) throws SQLException(Code)



getFirst
SearchRow getFirst(Session session) throws SQLException(Code)



getLast
SearchRow getLast(Session session) throws SQLException(Code)



getRealByteCount
public int getRealByteCount() throws SQLException(Code)



next
public void next(BtreeCursor cursor, int i) throws SQLException(Code)



prepareWrite
public void prepareWrite() throws SQLException(Code)



remove
public SearchRow remove(Session session, Row oldRow) throws SQLException(Code)



split
public BtreePage split(Session session, int splitPoint) throws SQLException(Code)



write
public void write(DataPage buff) throws SQLException(Code)



Fields inherited from org.h2.index.BtreePage
final protected static int BLOCKS_PER_PAGE(Code)(Java Doc)
protected BtreeIndex index(Code)(Java Doc)
protected ObjectArray pageData(Code)(Java Doc)
protected boolean root(Code)(Java Doc)

Methods inherited from org.h2.index.BtreePage
abstract int add(Row row, Session session) throws SQLException(Code)(Java Doc)
abstract boolean findFirst(BtreeCursor cursor, SearchRow row, boolean bigger) throws SQLException(Code)(Java Doc)
abstract void first(BtreeCursor cursor) throws SQLException(Code)(Java Doc)
public int getByteCount(DataPage dummy) throws SQLException(Code)(Java Doc)
SearchRow getData(int i) throws SQLException(Code)(Java Doc)
abstract SearchRow getFirst(Session session) throws SQLException(Code)(Java Doc)
abstract SearchRow getLast(Session session) throws SQLException(Code)(Java Doc)
abstract int getRealByteCount() throws SQLException(Code)(Java Doc)
int getRowSize(DataPage dummy, SearchRow row) throws SQLException(Code)(Java Doc)
int getSplitPoint() throws SQLException(Code)(Java Doc)
public boolean isEmpty()(Code)(Java Doc)
public boolean isPinned()(Code)(Java Doc)
abstract void next(BtreeCursor cursor, int i) throws SQLException(Code)(Java Doc)
abstract SearchRow remove(Session session, Row row) throws SQLException(Code)(Java Doc)
void setRoot(boolean root)(Code)(Java Doc)
abstract BtreePage split(Session session, int splitPoint) throws SQLException(Code)(Java Doc)

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