com.dolphindb.jdbc

Class JDBCStatement

java.lang.Object

com.dolphindb.jdbc.JDBCStatement

All Implemented Interfaces:

AutoCloseable, Statement, Wrapper

Direct Known Subclasses:

JDBCPrepareStatement

public class JDBCStatement
extends Object
implements Statement

Field Summary

Fields

Modifier and Type	Field and Description
protected StringBuilder	batch
protected JDBCConnection	connection
protected static String	IN_MEMORY_TABLE
protected boolean	isClosed
protected Queue<Object>	objectQueue
protected Object	result
protected ResultSet	resultSet
protected Deque<ResultSet>	resultSets
protected HashMap<String,String>	tableTypes

Fields inherited from interface java.sql.Statement

CLOSE_ALL_RESULTS, CLOSE_CURRENT_RESULT, EXECUTE_FAILED, KEEP_CURRENT_RESULT, NO_GENERATED_KEYS, RETURN_GENERATED_KEYS, SUCCESS_NO_INFO

Constructor Summary

Constructors

Constructor and Description
JDBCStatement(JDBCConnection cnn)

Method Summary

Modifier and Type	Method and Description
void	addBatch(String sql)
void	cancel()
void	clearBatch()
void	clearWarnings()
void	close()
void	closeOnCompletion()
boolean	execute(String sql)
boolean	execute(String sql, int autoGeneratedKeys)
boolean	execute(String sql, int[] columnIndexes)
boolean	execute(String sql, String[] columnNames)
int[]	executeBatch()
long[]	executeLargeBatch()
long	executeLargeUpdate(String sql)
long	executeLargeUpdate(String sql, int autoGeneratedKeys)
long	executeLargeUpdate(String sql, int[] columnIndexes)
long	executeLargeUpdate(String sql, String[] columnNames)
ResultSet	executeQuery(String sql)
int	executeUpdate(String sql)
int	executeUpdate(String sql, int autoGeneratedKeys)
int	executeUpdate(String sql, int[] columnIndexes)
int	executeUpdate(String sql, String[] columnNames)
Connection	getConnection()
int	getFetchDirection()
int	getFetchSize()
ResultSet	getGeneratedKeys()
long	getLargeMaxRows()
long	getLargeUpdateCount()
int	getMaxFieldSize()
int	getMaxRows()
boolean	getMoreResults()
boolean	getMoreResults(int current)
protected com.xxdb.data.AbstractVector	getNULLValueType(String tableName)
int	getQueryTimeout()
ResultSet	getResultSet()
int	getResultSetConcurrency()
int	getResultSetHoldability()
int	getResultSetType()
int	getUpdateCount()
SQLWarning	getWarnings()
boolean	isClosed()
boolean	isCloseOnCompletion()
boolean	isPoolable()
boolean	isWrapperFor(Class<?> aClass)
protected String	processValueInSql(String tableName, String[] values)
void	setCursorName(String cursorName)
void	setEscapeProcessing(boolean b)
void	setFetchDirection(int direction)
void	setFetchSize(int fetchSize)
void	setLargeMaxRows(long max)
void	setMaxFieldSize(int maxFieldSize)
void	setMaxRows(int maxRows)
void	setPoolable(boolean b)
void	setQueryTimeout(int queryTimeout)
protected com.xxdb.data.BasicInt	tableInsert(String tableName, String sql)
String	trimFirstAndLastChar(String str, String element)
<T> T	unwrap(Class<T> aClass)

Methods inherited from class java.lang.Object

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

Field Detail

connection

protected JDBCConnection connection

resultSet

protected ResultSet resultSet

batch

protected StringBuilder batch

objectQueue

protected Queue<Object> objectQueue

result

protected Object result

resultSets

protected Deque<ResultSet> resultSets

tableTypes

protected HashMap<String,String> tableTypes

IN_MEMORY_TABLE

protected static final String IN_MEMORY_TABLE

See Also:

Constant Field Values

isClosed

protected boolean isClosed

Constructor Detail

JDBCStatement

public JDBCStatement(JDBCConnection cnn)

Method Detail

executeLargeUpdate

public long executeLargeUpdate(String sql,
                               String[] columnNames)
                        throws SQLException

Specified by:

executeLargeUpdate in interface Statement

Throws:

SQLException

executeLargeUpdate

public long executeLargeUpdate(String sql,
                               int[] columnIndexes)
                        throws SQLException

Specified by:

executeLargeUpdate in interface Statement

Throws:

SQLException

executeLargeUpdate

public long executeLargeUpdate(String sql,
                               int autoGeneratedKeys)
                        throws SQLException

Specified by:

executeLargeUpdate in interface Statement

Throws:

SQLException

executeLargeUpdate

public long executeLargeUpdate(String sql)
                        throws SQLException

Specified by:

executeLargeUpdate in interface Statement

Throws:

SQLException

executeLargeBatch

public long[] executeLargeBatch()
                         throws SQLException

Specified by:

executeLargeBatch in interface Statement

Throws:

SQLException

getLargeMaxRows

public long getLargeMaxRows()
                     throws SQLException

Specified by:

getLargeMaxRows in interface Statement

Throws:

SQLException

setLargeMaxRows

public void setLargeMaxRows(long max)
                     throws SQLException

Specified by:

setLargeMaxRows in interface Statement

Throws:

SQLException

getLargeUpdateCount

public long getLargeUpdateCount()
                         throws SQLException

Specified by:

getLargeUpdateCount in interface Statement

Throws:

SQLException

executeQuery

public ResultSet executeQuery(String sql)
                       throws SQLException

Specified by:

executeQuery in interface Statement

Throws:

SQLException

executeUpdate

public int executeUpdate(String sql)
                  throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

processValueInSql

protected String processValueInSql(String tableName,
                                   String[] values)

getNULLValueType

protected com.xxdb.data.AbstractVector getNULLValueType(String tableName)
                                                 throws IOException

Throws:

IOException

close

public void close()
           throws SQLException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Statement

Throws:

SQLException

getMaxFieldSize

public int getMaxFieldSize()
                    throws SQLException

Specified by:

getMaxFieldSize in interface Statement

Throws:

SQLException

setMaxFieldSize

public void setMaxFieldSize(int maxFieldSize)
                     throws SQLException

Specified by:

setMaxFieldSize in interface Statement

Throws:

SQLException

getMaxRows

public int getMaxRows()
               throws SQLException

Specified by:

getMaxRows in interface Statement

Throws:

SQLException

setMaxRows

public void setMaxRows(int maxRows)
                throws SQLException

Specified by:

setMaxRows in interface Statement

Throws:

SQLException

setEscapeProcessing

public void setEscapeProcessing(boolean b)
                         throws SQLException

Specified by:

setEscapeProcessing in interface Statement

Throws:

SQLException

getQueryTimeout

public int getQueryTimeout()
                    throws SQLException

Specified by:

getQueryTimeout in interface Statement

Throws:

SQLException

setQueryTimeout

public void setQueryTimeout(int queryTimeout)
                     throws SQLException

Specified by:

setQueryTimeout in interface Statement

Throws:

SQLException

cancel

public void cancel()
            throws SQLException

Specified by:

cancel in interface Statement

Throws:

SQLException

getWarnings

public SQLWarning getWarnings()
                       throws SQLException

Specified by:

getWarnings in interface Statement

Throws:

SQLException

clearWarnings

public void clearWarnings()
                   throws SQLException

Specified by:

clearWarnings in interface Statement

Throws:

SQLException

setCursorName

public void setCursorName(String cursorName)
                   throws SQLException

Specified by:

setCursorName in interface Statement

Throws:

SQLException

trimFirstAndLastChar

public String trimFirstAndLastChar(String str,
                                   String element)

execute

public boolean execute(String sql)
                throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

getResultSet

public ResultSet getResultSet()
                       throws SQLException

Specified by:

getResultSet in interface Statement

Throws:

SQLException

getUpdateCount

public int getUpdateCount()
                   throws SQLException

Specified by:

getUpdateCount in interface Statement

Throws:

SQLException

getMoreResults

public boolean getMoreResults()
                       throws SQLException

Specified by:

getMoreResults in interface Statement

Throws:

SQLException

setFetchDirection

public void setFetchDirection(int direction)
                       throws SQLException

Specified by:

setFetchDirection in interface Statement

Throws:

SQLException

getFetchDirection

public int getFetchDirection()
                      throws SQLException

Specified by:

getFetchDirection in interface Statement

Throws:

SQLException

setFetchSize

public void setFetchSize(int fetchSize)
                  throws SQLException

Specified by:

setFetchSize in interface Statement

Throws:

SQLException

getFetchSize

public int getFetchSize()
                 throws SQLException

Specified by:

getFetchSize in interface Statement

Throws:

SQLException

getResultSetConcurrency

public int getResultSetConcurrency()
                            throws SQLException

Specified by:

getResultSetConcurrency in interface Statement

Throws:

SQLException

getResultSetType

public int getResultSetType()
                     throws SQLException

Specified by:

getResultSetType in interface Statement

Throws:

SQLException

addBatch

public void addBatch(String sql)
              throws SQLException

Specified by:

addBatch in interface Statement

Throws:

SQLException

clearBatch

public void clearBatch()
                throws SQLException

Specified by:

clearBatch in interface Statement

Throws:

SQLException

executeBatch

public int[] executeBatch()
                   throws SQLException

Specified by:

executeBatch in interface Statement

Throws:

SQLException

getConnection

public Connection getConnection()
                         throws SQLException

Specified by:

getConnection in interface Statement

Throws:

SQLException

getMoreResults

public boolean getMoreResults(int current)
                       throws SQLException

Specified by:

getMoreResults in interface Statement

Throws:

SQLException

getGeneratedKeys

public ResultSet getGeneratedKeys()
                           throws SQLException

Specified by:

getGeneratedKeys in interface Statement

Throws:

SQLException

executeUpdate

public int executeUpdate(String sql,
                         int autoGeneratedKeys)
                  throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

executeUpdate

public int executeUpdate(String sql,
                         int[] columnIndexes)
                  throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

executeUpdate

public int executeUpdate(String sql,
                         String[] columnNames)
                  throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

execute

public boolean execute(String sql,
                       int autoGeneratedKeys)
                throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

execute

public boolean execute(String sql,
                       int[] columnIndexes)
                throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

execute

public boolean execute(String sql,
                       String[] columnNames)
                throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

getResultSetHoldability

public int getResultSetHoldability()
                            throws SQLException

Specified by:

getResultSetHoldability in interface Statement

Throws:

SQLException

isClosed

public boolean isClosed()
                 throws SQLException

Specified by:

isClosed in interface Statement

Throws:

SQLException

setPoolable

public void setPoolable(boolean b)
                 throws SQLException

Specified by:

setPoolable in interface Statement

Throws:

SQLException

isPoolable

public boolean isPoolable()
                   throws SQLException

Specified by:

isPoolable in interface Statement

Throws:

SQLException

closeOnCompletion

public void closeOnCompletion()
                       throws SQLException

Specified by:

closeOnCompletion in interface Statement

Throws:

SQLException

isCloseOnCompletion

public boolean isCloseOnCompletion()
                            throws SQLException

Specified by:

isCloseOnCompletion in interface Statement

Throws:

SQLException

unwrap

public <T> T unwrap(Class<T> aClass)
             throws SQLException

Specified by:

unwrap in interface Wrapper

Throws:

SQLException

isWrapperFor

public boolean isWrapperFor(Class<?> aClass)
                     throws SQLException

Specified by:

isWrapperFor in interface Wrapper

Throws:

SQLException

tableInsert

protected com.xxdb.data.BasicInt tableInsert(String tableName,
                                             String sql)
                                      throws IOException

Throws:

IOException