com.singlestore.jdbc.client.result

Class CompleteResult

java.lang.Object

com.singlestore.jdbc.client.result.Result

com.singlestore.jdbc.client.result.CompleteResult

All Implemented Interfaces:

com.singlestore.jdbc.client.Completion, com.singlestore.jdbc.message.ServerMessage, AutoCloseable, ResultSet, Wrapper

Direct Known Subclasses:

UpdatableResult

public class CompleteResult
extends Result

Result-set that will retrieve all rows immediately before returning the result-set.

Field Summary

Fields

Modifier and Type	Field and Description
protected static int	BEFORE_FIRST_POS before first row position = initial position

Fields inherited from class com.singlestore.jdbc.client.result.Result

closed, context, data, dataSize, exceptionFactory, fieldIndex, loaded, maxRows, metadataList, NULL_LENGTH, reader, resultSetType, rowBuf, rowDecoder, rowPointer, statement, traceEnable

Fields inherited from interface java.sql.ResultSet

CLOSE_CURSORS_AT_COMMIT, CONCUR_READ_ONLY, CONCUR_UPDATABLE, FETCH_FORWARD, FETCH_REVERSE, FETCH_UNKNOWN, HOLD_CURSORS_OVER_COMMIT, TYPE_FORWARD_ONLY, TYPE_SCROLL_INSENSITIVE, TYPE_SCROLL_SENSITIVE

Constructor Summary

Constructors

Constructor and Description
CompleteResult(com.singlestore.jdbc.client.ColumnDecoder[] metadataList, byte[][] data, com.singlestore.jdbc.client.Context context, int resultSetType) Specific constructor for internal build result-set, empty resultset, or generated key result-set.
CompleteResult(Statement stmt, boolean binaryProtocol, long maxRows, com.singlestore.jdbc.client.ColumnDecoder[] metadataList, Reader reader, com.singlestore.jdbc.client.Context context, int resultSetType, boolean closeOnCompletion, boolean traceEnable) Constructor from exchanges

Method Summary

Modifier and Type	Method and Description
boolean	absolute(int idx)
void	afterLast()
void	beforeFirst()
void	closeFromStmtClose(ClosableLock lock) Closing result-set due to closing statement that issue command.
static ResultSet	createResultSet(String[] columnNames, com.singlestore.jdbc.client.DataType[] columnTypes, String[][] data, com.singlestore.jdbc.client.Context context, int flags, int resultSetType) Create a result set from given data.
static ResultSet	createResultSet(String columnName, com.singlestore.jdbc.client.DataType columnType, String[][] data, com.singlestore.jdbc.client.Context context, int flags, int resultSetType) Specific constructor for generating generated key result-set.
void	fetchRemaining() Fetch remaining results.
boolean	first()
int	getFetchSize()
int	getRow()
boolean	isAfterLast()
boolean	isFirst()
boolean	isLast()
boolean	last()
boolean	next() Position resultset to next row
boolean	previous()
boolean	relative(int rows)
void	setFetchSize(int rows)
boolean	streaming() Indicate of current result-set is a streaming result-set
CompleteResult	useAliasAsName()

Methods inherited from class com.singlestore.jdbc.client.result.Result

abort, addRowData, cancelRowUpdates, checkClose, checkNotForwardOnly, clearWarnings, close, closeOnCompletion, deleteRow, findColumn, getArray, getArray, getAsciiStream, getAsciiStream, getBigDecimal, getBigDecimal, getBigDecimal, getBigDecimal, getBigInteger, getBigInteger, getBinaryStream, getBinaryStream, getBlob, getBlob, getBoolean, getBoolean, getByte, getByte, getBytes, getBytes, getCharacterStream, getCharacterStream, getClob, getClob, getConcurrency, getCurrentRowData, getCursorName, getDate, getDate, getDate, getDate, getDouble, getDouble, getFetchDirection, getFloat, getFloat, getHoldability, getInt, getInt, getLong, getLong, getMetaData, getNCharacterStream, getNCharacterStream, getNClob, getNClob, getNString, getNString, getObject, getObject, getObject, getObject, getObject, getObject, getRef, getRef, getRowId, getRowId, getShort, getShort, getSQLXML, getSQLXML, getStatement, getString, getString, getTime, getTime, getTime, getTime, getTimestamp, getTimestamp, getTimestamp, getTimestamp, getType, getUnicodeStream, getUnicodeStream, getURL, getURL, getWarnings, insertRow, isBeforeFirst, isClosed, isWrapperFor, loaded, moveToCurrentRow, moveToInsertRow, readNext, refreshRow, rowDeleted, rowInserted, rowUpdated, setFetchDirection, setNullRowBuf, setRow, setStatement, skipRemaining, unwrap, updateArray, updateArray, updateAsciiStream, updateAsciiStream, updateAsciiStream, updateAsciiStream, updateAsciiStream, updateAsciiStream, updateBigDecimal, updateBigDecimal, updateBinaryStream, updateBinaryStream, updateBinaryStream, updateBinaryStream, updateBinaryStream, updateBinaryStream, updateBlob, updateBlob, updateBlob, updateBlob, updateBlob, updateBlob, updateBoolean, updateBoolean, updateByte, updateByte, updateBytes, updateBytes, updateCharacterStream, updateCharacterStream, updateCharacterStream, updateCharacterStream, updateCharacterStream, updateCharacterStream, updateClob, updateClob, updateClob, updateClob, updateClob, updateClob, updateDate, updateDate, updateDouble, updateDouble, updateFloat, updateFloat, updateInt, updateInt, updateLong, updateLong, updateNCharacterStream, updateNCharacterStream, updateNCharacterStream, updateNCharacterStream, updateNClob, updateNClob, updateNClob, updateNClob, updateNClob, updateNClob, updateNString, updateNString, updateNull, updateNull, updateObject, updateObject, updateObject, updateObject, updateObject, updateObject, updateObject, updateObject, updateRef, updateRef, updateRow, updateRowData, updateRowId, updateRowId, updateShort, updateShort, updateSQLXML, updateSQLXML, updateString, updateString, updateTime, updateTime, updateTimestamp, updateTimestamp, wasNull

Methods inherited from class java.lang.Object

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

Field Detail

BEFORE_FIRST_POS

protected static final int BEFORE_FIRST_POS

before first row position = initial position

See Also:

Constant Field Values

Constructor Detail

CompleteResult

public CompleteResult(Statement stmt,
                      boolean binaryProtocol,
                      long maxRows,
                      com.singlestore.jdbc.client.ColumnDecoder[] metadataList,
                      Reader reader,
                      com.singlestore.jdbc.client.Context context,
                      int resultSetType,
                      boolean closeOnCompletion,
                      boolean traceEnable)
               throws IOException,
                      SQLException

Constructor from exchanges

Parameters:

stmt - current statement

binaryProtocol - does exchanges uses binary protocol

maxRows - maximum number of rows

metadataList - metadata

reader - packet reader

context - connection context

resultSetType - result set type

closeOnCompletion - close statement on completion

traceEnable - network trace exchange possible

Throws:

IOException - if Socket error occurs

SQLException - for all other kind of errors

CompleteResult

public CompleteResult(com.singlestore.jdbc.client.ColumnDecoder[] metadataList,
                      byte[][] data,
                      com.singlestore.jdbc.client.Context context,
                      int resultSetType)

Specific constructor for internal build result-set, empty resultset, or generated key result-set.

Parameters:

metadataList - metadata

data - result-set data

context - connection context

resultSetType - result set type

Method Detail

createResultSet

public static ResultSet createResultSet(String columnName,
                                        com.singlestore.jdbc.client.DataType columnType,
                                        String[][] data,
                                        com.singlestore.jdbc.client.Context context,
                                        int flags,
                                        int resultSetType)

Specific constructor for generating generated key result-set.

Parameters:

columnName - column key

columnType - column key type

data - values

context - connection context

flags - column flags

resultSetType - result set type

Returns:

result-set

createResultSet

public static ResultSet createResultSet(String[] columnNames,
                                        com.singlestore.jdbc.client.DataType[] columnTypes,
                                        String[][] data,
                                        com.singlestore.jdbc.client.Context context,
                                        int flags,
                                        int resultSetType)

Create a result set from given data. Useful for creating "fake" resultSets for DatabaseMetaData, (one example is SingleStoreDatabaseMetaData.getTypeInfo())

Parameters:

columnNames - - string array of column names

columnTypes - - column types

data - - each element of this array represents a complete row in the ResultSet. Each value is given in its string representation, as in SingleStore text protocol, except boolean (BIT(1)) values that are represented as "1" or "0" strings

context - connection context

flags - column flags

resultSetType - result set type

Returns:

resultset

useAliasAsName

public CompleteResult useAliasAsName()

next

public boolean next()
             throws SQLException

Description copied from class: Result

Position resultset to next row

Specified by:

next in interface ResultSet

Specified by:

next in class Result

Returns:

true if next row exists

Throws:

SQLException - if any error occurs

streaming

public boolean streaming()

Description copied from class: Result

Indicate of current result-set is a streaming result-set

Specified by:

streaming in class Result

Returns:

if streaming result-set

fetchRemaining

public void fetchRemaining()

Description copied from class: Result

Fetch remaining results.

Specified by:

fetchRemaining in class Result

closeFromStmtClose

public void closeFromStmtClose(ClosableLock lock)

Description copied from class: Result

Closing result-set due to closing statement that issue command.

Overrides:

closeFromStmtClose in class Result

Parameters:

lock - thread locker object

isAfterLast

public boolean isAfterLast()
                    throws SQLException

Specified by:

isAfterLast in interface ResultSet

Specified by:

isAfterLast in class Result

Throws:

SQLException

isFirst

public boolean isFirst()
                throws SQLException

Specified by:

isFirst in interface ResultSet

Specified by:

isFirst in class Result

Throws:

SQLException

isLast

public boolean isLast()
               throws SQLException

Specified by:

isLast in interface ResultSet

Specified by:

isLast in class Result

Throws:

SQLException

beforeFirst

public void beforeFirst()
                 throws SQLException

Specified by:

beforeFirst in interface ResultSet

Specified by:

beforeFirst in class Result

Throws:

SQLException

afterLast

public void afterLast()
               throws SQLException

Specified by:

afterLast in interface ResultSet

Specified by:

afterLast in class Result

Throws:

SQLException

first

public boolean first()
              throws SQLException

Specified by:

first in interface ResultSet

Specified by:

first in class Result

Throws:

SQLException

last

public boolean last()
             throws SQLException

Specified by:

last in interface ResultSet

Specified by:

last in class Result

Throws:

SQLException

getRow

public int getRow()
           throws SQLException

Specified by:

getRow in interface ResultSet

Specified by:

getRow in class Result

Throws:

SQLException

absolute

public boolean absolute(int idx)
                 throws SQLException

Specified by:

absolute in interface ResultSet

Specified by:

absolute in class Result

Throws:

SQLException

relative

public boolean relative(int rows)
                 throws SQLException

Specified by:

relative in interface ResultSet

Specified by:

relative in class Result

Throws:

SQLException

previous

public boolean previous()
                 throws SQLException

Specified by:

previous in interface ResultSet

Specified by:

previous in class Result

Throws:

SQLException

getFetchSize

public int getFetchSize()
                 throws SQLException

Specified by:

getFetchSize in interface ResultSet

Overrides:

getFetchSize in class Result

Throws:

SQLException

setFetchSize

public void setFetchSize(int rows)
                  throws SQLException

Specified by:

setFetchSize in interface ResultSet

Overrides:

setFetchSize in class Result

Throws:

SQLException