com.snowflake.client.jdbc

Class SnowflakeStatementV1

java.lang.Object

com.snowflake.client.jdbc.SnowflakeStatementV1

All Implemented Interfaces:

AutoCloseable, Statement, Wrapper

public class SnowflakeStatementV1
extends Object
implements Statement

Snowflake statement

Author:

jhuang

Field Summary

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
SnowflakeStatementV1(SnowflakeConnectionV1 conn)

Method Summary

Modifier and Type	Method and Description
void	addBatch(String sql)
void	cancel()
void	clearBatch()
void	clearWarnings()
void	close()
void	closeOnCompletion()
protected ResultSetMetaData	describeQueryInternal(String sql, Map<String,Map<String,Object>> parameterBindings) Internal method for describing a query with bindings accepted.
boolean	execute(String sql) Execute sql
boolean	execute(String sql, int autoGeneratedKeys)
boolean	execute(String sql, int[] columnIndexes)
boolean	execute(String sql, String[] columnNames)
int[]	executeBatch()
ResultSet	executeQuery(String sql) Execute SQL query
protected ResultSet	executeQueryInternal(String sql, Map<String,Map<String,Object>> parameterBindings) Internal method for executing a query with bindings accepted.
void	executeSetProperty(String sql)
int	executeUpdate(String sql) Execute an update statement
int	executeUpdate(String sql, int autoGeneratedKeys)
int	executeUpdate(String sql, int[] columnIndexes)
int	executeUpdate(String sql, String[] columnNames)
int	executeUpdateInternal(String sql, Map<String,Map<String,Object>> parameterBindings)
Connection	getConnection()
int	getFetchDirection()
int	getFetchSize()
ResultSet	getGeneratedKeys()
int	getMaxFieldSize()
int	getMaxRows()
boolean	getMoreResults()
boolean	getMoreResults(int current)
int	getQueryTimeout()
ResultSet	getResultSet()
int	getResultSetConcurrency()
int	getResultSetHoldability()
int	getResultSetType()
SFStatement	getSfStatement()
int	getUpdateCount()
SQLWarning	getWarnings()
boolean	isClosed()
boolean	isCloseOnCompletion()
boolean	isFileTransfer(String sql) A method to check if a sql is file upload statement with consideration for potential comments in front of put keyword.
boolean	isPoolable()
boolean	isWrapperFor(Class<?> iface)
void	setCursorName(String name)
void	setEscapeProcessing(boolean enable)
void	setFetchDirection(int direction)
void	setFetchSize(int rows)
void	setMaxFieldSize(int max)
void	setMaxRows(int max)
void	setPoolable(boolean poolable)
void	setQueryTimeout(int seconds)
void	setUpdateCount(int updateCount)
<T> T	unwrap(Class<T> iface)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.sql.Statement

executeLargeBatch, executeLargeUpdate, executeLargeUpdate, executeLargeUpdate, executeLargeUpdate, getLargeMaxRows, getLargeUpdateCount, setLargeMaxRows

Constructor Detail

SnowflakeStatementV1

public SnowflakeStatementV1(SnowflakeConnectionV1 conn)

Method Detail

executeQuery

public ResultSet executeQuery(String sql)
                       throws SQLException

Execute SQL query

Specified by:

executeQuery in interface Statement

Parameters:

sql - sql statement

Returns:

ResultSet

Throws:

SQLException - if @link{#executeQueryInternal(String, Map)} throws an exception

executeUpdate

public int executeUpdate(String sql)
                  throws SQLException

Execute an update statement

Specified by:

executeUpdate in interface Statement

Parameters:

sql - sql statement

Returns:

number of rows updated

Throws:

SQLException - if @link{#executeUpdateInternal(String, Map)} throws exception

executeUpdateInternal

public int executeUpdateInternal(String sql,
                                 Map<String,Map<String,Object>> parameterBindings)
                          throws SQLException

Throws:

SQLException

executeQueryInternal

protected ResultSet executeQueryInternal(String sql,
                                         Map<String,Map<String,Object>> parameterBindings)
                                  throws SQLException

Internal method for executing a query with bindings accepted.

Parameters:

sql - sql statement

parameterBindings - parameters bindings

Returns:

query result set

Throws:

SQLException - if @link{SFStatement.execute(String)} throws exception

describeQueryInternal

protected ResultSetMetaData describeQueryInternal(String sql,
                                                  Map<String,Map<String,Object>> parameterBindings)
                                           throws SQLException

Internal method for describing a query with bindings accepted.

Parameters:

sql - sql statement

parameterBindings - parameter bindings

Returns:

query result set metadata

Throws:

SQLException - if failed to construct snowflake result set metadata

isFileTransfer

public boolean isFileTransfer(String sql)

A method to check if a sql is file upload statement with consideration for potential comments in front of put keyword.

Parameters:

sql - sql statement

Returns:

true if sql is file upload statement

execute

public boolean execute(String sql)
                throws SQLException

Execute sql

Specified by:

execute in interface Statement

Parameters:

sql - sql statement

Returns:

whether there is result set or not

Throws:

SQLException - if @link{#executeQuery(String)} throws exception

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

executeBatch

public int[] executeBatch()
                   throws SQLException

Specified by:

executeBatch 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

getConnection

public Connection getConnection()
                         throws SQLException

Specified by:

getConnection in interface Statement

Throws:

SQLException

getFetchDirection

public int getFetchDirection()
                      throws SQLException

Specified by:

getFetchDirection in interface Statement

Throws:

SQLException

getFetchSize

public int getFetchSize()
                 throws SQLException

Specified by:

getFetchSize in interface Statement

Throws:

SQLException

getGeneratedKeys

public ResultSet getGeneratedKeys()
                           throws SQLException

Specified by:

getGeneratedKeys in interface Statement

Throws:

SQLException

getMaxFieldSize

public int getMaxFieldSize()
                    throws SQLException

Specified by:

getMaxFieldSize in interface Statement

Throws:

SQLException

getMaxRows

public int getMaxRows()
               throws SQLException

Specified by:

getMaxRows in interface Statement

Throws:

SQLException

getMoreResults

public boolean getMoreResults()
                       throws SQLException

Specified by:

getMoreResults in interface Statement

Throws:

SQLException

getMoreResults

public boolean getMoreResults(int current)
                       throws SQLException

Specified by:

getMoreResults in interface Statement

Throws:

SQLException

getQueryTimeout

public int getQueryTimeout()
                    throws SQLException

Specified by:

getQueryTimeout in interface Statement

Throws:

SQLException

getResultSet

public ResultSet getResultSet()
                       throws SQLException

Specified by:

getResultSet in interface Statement

Throws:

SQLException

getResultSetConcurrency

public int getResultSetConcurrency()
                            throws SQLException

Specified by:

getResultSetConcurrency in interface Statement

Throws:

SQLException

getResultSetHoldability

public int getResultSetHoldability()
                            throws SQLException

Specified by:

getResultSetHoldability in interface Statement

Throws:

SQLException

getResultSetType

public int getResultSetType()
                     throws SQLException

Specified by:

getResultSetType in interface Statement

Throws:

SQLException

getUpdateCount

public int getUpdateCount()
                   throws SQLException

Specified by:

getUpdateCount in interface Statement

Throws:

SQLException

getWarnings

public SQLWarning getWarnings()
                       throws SQLException

Specified by:

getWarnings in interface Statement

Throws:

SQLException

isClosed

public boolean isClosed()
                 throws SQLException

Specified by:

isClosed in interface Statement

Throws:

SQLException

isPoolable

public boolean isPoolable()
                   throws SQLException

Specified by:

isPoolable in interface Statement

Throws:

SQLException

setCursorName

public void setCursorName(String name)
                   throws SQLException

Specified by:

setCursorName in interface Statement

Throws:

SQLException

setEscapeProcessing

public void setEscapeProcessing(boolean enable)
                         throws SQLException

Specified by:

setEscapeProcessing in interface Statement

Throws:

SQLException

setFetchDirection

public void setFetchDirection(int direction)
                       throws SQLException

Specified by:

setFetchDirection in interface Statement

Throws:

SQLException

setFetchSize

public void setFetchSize(int rows)
                  throws SQLException

Specified by:

setFetchSize in interface Statement

Throws:

SQLException

setMaxFieldSize

public void setMaxFieldSize(int max)
                     throws SQLException

Specified by:

setMaxFieldSize in interface Statement

Throws:

SQLException

setMaxRows

public void setMaxRows(int max)
                throws SQLException

Specified by:

setMaxRows in interface Statement

Throws:

SQLException

setPoolable

public void setPoolable(boolean poolable)
                 throws SQLException

Specified by:

setPoolable in interface Statement

Throws:

SQLException

setQueryTimeout

public void setQueryTimeout(int seconds)
                     throws SQLException

Specified by:

setQueryTimeout in interface Statement

Throws:

SQLException

isWrapperFor

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

Specified by:

isWrapperFor in interface Wrapper

Throws:

SQLException

unwrap

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

Specified by:

unwrap in interface Wrapper

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

close

public void close()
           throws SQLException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Statement

Throws:

SQLException

cancel

public void cancel()
            throws SQLException

Specified by:

cancel in interface Statement

Throws:

SQLException

clearWarnings

public void clearWarnings()
                   throws SQLException

Specified by:

clearWarnings 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

executeSetProperty

public void executeSetProperty(String sql)

getSfStatement

public SFStatement getSfStatement()

setUpdateCount

public void setUpdateCount(int updateCount)