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/*
* Copyright (c) 2012-2017 Snowflake Computing Inc. All rights reserved.
*/
package net.snowflake.client.core;
import com.fasterxml.jackson.databind.JsonNode;
import net.snowflake.client.jdbc.ErrorCode;
import net.snowflake.client.jdbc.SnowflakeChunkDownloader;
import net.snowflake.client.jdbc.SnowflakeColumnMetadata;
import net.snowflake.client.jdbc.SnowflakeSQLException;
import net.snowflake.client.jdbc.SnowflakeUtil;
import net.snowflake.common.core.SFBinary;
import net.snowflake.common.core.SFBinaryFormat;
import net.snowflake.common.core.SFTime;
import net.snowflake.common.core.SFTimestamp;
import net.snowflake.common.core.SnowflakeDateTimeFormat;
import net.snowflake.common.core.SqlState;
import net.snowflake.common.util.TimeUtil;
import java.math.BigDecimal;
import java.sql.Date;
import java.sql.Timestamp;
import java.sql.Types;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.TimeZone;
import net.snowflake.client.log.SFLogger;
import net.snowflake.client.log.SFLoggerFactory;
/**
* Created by jhuang on 2/1/16.
*/
public class ResultUtil
{
static final SFLogger logger = SFLoggerFactory.getLogger(ResultUtil.class);
// Construct a default UTC zone for TIMESTAMPNTZ
private static TimeZone timeZoneUTC = TimeZone.getTimeZone("UTC");
static public class ResultInput
{
JsonNode resultJSON;
// These fields are used for building a result downloader which
// uses http client
int connectionTimeout;
int socketTimeout;
int networkTimeoutInMilli;
boolean useProxy;
public ResultInput setResultJSON(JsonNode resultJSON)
{
this.resultJSON = resultJSON;
return this;
}
public ResultInput setConnectionTimeout(int connectionTimeout)
{
this.connectionTimeout = connectionTimeout;
return this;
}
public ResultInput setSocketTimeout(int socketTimeout)
{
this.socketTimeout = socketTimeout;
return this;
}
public ResultInput setNetworkTimeoutInMilli(int networkTimeoutInMilli)
{
this.networkTimeoutInMilli = networkTimeoutInMilli;
return this;
}
public ResultInput setUseProxy(boolean useProxy)
{
this.useProxy = useProxy;
return this;
}
}
static public class ResultOutput
{
long chunkCount;
String queryId;
String finalDatabaseName;
String finalSchemaName;
long statementTypeId;
boolean totalRowCountTruncated;
Map parameters = new HashMap<>();
int columnCount;
private List resultColumnMetadata =
new ArrayList();
private JsonNode currentChunkRowset = null;
int currentChunkRowCount;
long resultVersion;
int numberOfBinds;
boolean arrayBindSupported;
SnowflakeChunkDownloader chunkDownloader;
SnowflakeDateTimeFormat timestampNTZFormatter;
SnowflakeDateTimeFormat timestampLTZFormatter;
SnowflakeDateTimeFormat timestampTZFormatter;
SnowflakeDateTimeFormat dateFormatter;
SnowflakeDateTimeFormat timeFormatter;
TimeZone timeZone;
boolean honorClientTZForTimestampNTZ;
SFBinaryFormat binaryFormatter;
public long getChunkCount()
{
return chunkCount;
}
public boolean isArrayBindSupported()
{
return arrayBindSupported;
}
public String getQueryId()
{
return queryId;
}
public String getFinalDatabaseName()
{
return finalDatabaseName;
}
public String getFinalSchemaName()
{
return finalSchemaName;
}
public long getStatementTypeId()
{
return statementTypeId;
}
public boolean isTotalRowCountTruncated()
{
return totalRowCountTruncated;
}
public Map getParameters()
{
return parameters;
}
public int getColumnCount()
{
return columnCount;
}
public List getResultColumnMetadata()
{
return resultColumnMetadata;
}
public JsonNode getAndClearCurrentChunkRowset()
{
JsonNode currentChunkRowset = this.currentChunkRowset;
this.currentChunkRowset = null;
return currentChunkRowset;
}
public int getCurrentChunkRowCount()
{
return currentChunkRowCount;
}
public long getResultVersion()
{
return resultVersion;
}
public int getNumberOfBinds()
{
return numberOfBinds;
}
public SnowflakeChunkDownloader getChunkDownloader()
{
return chunkDownloader;
}
public SnowflakeDateTimeFormat getTimestampNTZFormatter()
{
return timestampNTZFormatter;
}
public SnowflakeDateTimeFormat getTimestampLTZFormatter()
{
return timestampLTZFormatter;
}
public SnowflakeDateTimeFormat getTimestampTZFormatter()
{
return timestampTZFormatter;
}
public SnowflakeDateTimeFormat getDateFormatter()
{
return dateFormatter;
}
public SnowflakeDateTimeFormat getTimeFormatter()
{
return timeFormatter;
}
public TimeZone getTimeZone()
{
return timeZone;
}
public boolean isHonorClientTZForTimestampNTZ()
{
return honorClientTZForTimestampNTZ;
}
public SFBinaryFormat getBinaryFormatter()
{
return binaryFormatter;
}
}
/**
* A common helper to process result response
*
* @param resultData wrapper object over simple json result
* @return processed result output
* @throws SnowflakeSQLException if failed to get number of columns
*/
static public ResultOutput processResult(ResultInput resultData)
throws SnowflakeSQLException
{
ResultOutput resultOutput = new ResultOutput();
logger.debug("Entering processResult");
JsonNode rootNode = resultData.resultJSON;
SnowflakeUtil.checkErrorAndThrowException(rootNode);
// get the query id
resultOutput.queryId = rootNode.path("data").path("queryId").asText();
JsonNode databaseNode = rootNode.path("data").path("finalDatabaseName");
resultOutput.finalDatabaseName = databaseNode.isNull() ? null : databaseNode.asText();
JsonNode schemaNode = rootNode.path("data").path("finalSchemaName");
resultOutput.finalSchemaName = schemaNode.isNull() ? null : schemaNode.asText();
resultOutput.statementTypeId = rootNode.path("data").path("statementTypeId").asLong();
resultOutput.totalRowCountTruncated
= rootNode.path("data").path("totalTruncated").asBoolean();
if (logger.isDebugEnabled())
logger.debug("query id: {}", resultOutput.queryId);
// extrace parameters
resultOutput.parameters =
SessionUtil.getCommonParams(rootNode.path("data").path("parameters"));
// initialize column metadata
resultOutput.columnCount = rootNode.path("data").path("rowtype").size();
for (int i = 0; i < resultOutput.columnCount; i++)
{
JsonNode colNode = rootNode.path("data").path("rowtype").path(i);
SnowflakeColumnMetadata columnMetadata
= SnowflakeUtil.extractColumnMetadata(colNode);
resultOutput.resultColumnMetadata.add(columnMetadata);
if (logger.isDebugEnabled())
logger.debug("Get column metadata: {}",
columnMetadata.toString());
}
resultOutput.currentChunkRowset = rootNode.path("data").path("rowset");
if (resultOutput.currentChunkRowset == null ||
resultOutput.currentChunkRowset.isMissingNode())
{
resultOutput.currentChunkRowCount = 0;
}
else
{
resultOutput.currentChunkRowCount = resultOutput.currentChunkRowset.size();
}
logger.debug("First chunk row count: {}",
resultOutput.currentChunkRowCount);
JsonNode chunksNode = rootNode.path("data").path("chunks");
if (!chunksNode.isMissingNode())
{
resultOutput.chunkCount = chunksNode.size();
// Try to get the Query Result Master Key
JsonNode qrmkNode = rootNode.path("data").path("qrmk");
final String qrmk = qrmkNode.isMissingNode() ?
null : qrmkNode.textValue();
JsonNode chunkHeaders = rootNode.path("data").path("chunkHeaders");
// the initialization of chunk downloader will start prefetching
// first few chunks
if (resultOutput.chunkCount > 0)
{
logger.debug("#chunks={}, initialize chunk downloader",
resultOutput.chunkCount);
// prefetch threads
int resultPrefetchThreads = 4;
if (resultOutput.parameters.get("CLIENT_PREFETCH_THREADS")
!= null)
{
resultPrefetchThreads =
(int) resultOutput.parameters.get(
"CLIENT_PREFETCH_THREADS");
}
/*
* Should JsonParser be used instead of the original Json deserializer.
*/
boolean useJsonParser = true;
if (resultOutput.parameters.get("JDBC_USE_JSON_PARSER") != null)
{
useJsonParser =
(boolean) resultOutput.parameters.get("JDBC_USE_JSON_PARSER");
}
int memoryUsage = 1536;
if (resultOutput.parameters.get("CLIENT_MEMORY_LIMIT") != null)
{
memoryUsage =
(int) resultOutput.parameters.get("CLIENT_MEMORY_LIMIT");
}
boolean efficientChunkStorage = false;
if (resultOutput.parameters.get("JDBC_EFFICIENT_CHUNK_STORAGE") != null)
{
efficientChunkStorage = (boolean)
resultOutput.parameters.get("JDBC_EFFICIENT_CHUNK_STORAGE");
}
if (useJsonParser && efficientChunkStorage)
{
resultPrefetchThreads =
Math.max(Math.min(resultPrefetchThreads,
Runtime.getRuntime().availableProcessors() / 2),
2);
}
else
{
resultPrefetchThreads = 1;
}
// initialize the chunk downloader
resultOutput.chunkDownloader =
new SnowflakeChunkDownloader(resultOutput.columnCount,
chunksNode,
resultPrefetchThreads,
qrmk,
chunkHeaders,
resultData.networkTimeoutInMilli,
useJsonParser,
memoryUsage * 1024 * 1024,
efficientChunkStorage);
}
}
String sqlTimestampFormat = (String) effectiveParamValue(
resultOutput.parameters, "TIMESTAMP_OUTPUT_FORMAT");
// Special handling of specialized formatters, use a helper function
resultOutput.timestampNTZFormatter = specializedFormatter(
resultOutput.parameters,
"timestamp_ntz",
"TIMESTAMP_NTZ_OUTPUT_FORMAT",
sqlTimestampFormat);
resultOutput.timestampLTZFormatter = specializedFormatter(
resultOutput.parameters,
"timestamp_ltz",
"TIMESTAMP_LTZ_OUTPUT_FORMAT",
sqlTimestampFormat);
resultOutput.timestampTZFormatter = specializedFormatter(
resultOutput.parameters,
"timestamp_tz",
"TIMESTAMP_TZ_OUTPUT_FORMAT",
sqlTimestampFormat);
String sqlDateFormat = (String) effectiveParamValue(
resultOutput.parameters,
"DATE_OUTPUT_FORMAT");
resultOutput.dateFormatter = new SnowflakeDateTimeFormat(sqlDateFormat);
if (logger.isDebugEnabled())
logger.debug("sql date format: {}, java date format: {}",
sqlDateFormat,
resultOutput.dateFormatter.toSimpleDateTimePattern());
String sqlTimeFormat = (String) effectiveParamValue(
resultOutput.parameters,
"TIME_OUTPUT_FORMAT");
resultOutput.timeFormatter = new SnowflakeDateTimeFormat(sqlTimeFormat);
if (logger.isDebugEnabled())
logger.debug("sql time format: {}, java time format: {}",
sqlTimeFormat,
resultOutput.timeFormatter.toSimpleDateTimePattern());
String timeZoneName = (String) effectiveParamValue(
resultOutput.parameters, "TIMEZONE");
resultOutput.timeZone = TimeZone.getTimeZone(timeZoneName);
resultOutput.honorClientTZForTimestampNTZ =
(boolean) effectiveParamValue(
resultOutput.parameters,
"CLIENT_HONOR_CLIENT_TZ_FOR_TIMESTAMP_NTZ");
logger.debug("Honoring client TZ for timestamp_ntz? {}",
resultOutput.honorClientTZForTimestampNTZ);
String binaryFmt = (String) effectiveParamValue(
resultOutput.parameters, "BINARY_OUTPUT_FORMAT");
resultOutput.binaryFormatter =
SFBinaryFormat.getSafeOutputFormat(binaryFmt);
// result version
JsonNode versionNode = rootNode.path("data").path("version");
if (!versionNode.isMissingNode())
resultOutput.resultVersion = versionNode.longValue();
// number of binds
JsonNode numberOfBindsNode = rootNode.path("data").path("numberOfBinds");
if (!numberOfBindsNode.isMissingNode())
resultOutput.numberOfBinds = numberOfBindsNode.intValue();
JsonNode arrayBindSupported = rootNode.path("data")
.path("arrayBindSupported");
resultOutput.arrayBindSupported = !arrayBindSupported.isMissingNode()
&& arrayBindSupported.asBoolean();
logger.debug("result version={}", resultOutput.resultVersion);
return resultOutput;
}
// Map of default parameter values, used by effectiveParamValue().
private static final Map defaultParameters;
static
{
Map map = new HashMap<>();
// IMPORTANT: This must be consistent with CommonParameterEnum
map.put("TIMEZONE", "America/Los_Angeles");
map.put("TIMESTAMP_OUTPUT_FORMAT", "DY, DD MON YYYY HH24:MI:SS TZHTZM");
map.put("TIMESTAMP_NTZ_OUTPUT_FORMAT", "");
map.put("TIMESTAMP_LTZ_OUTPUT_FORMAT", "");
map.put("TIMESTAMP_TZ_OUTPUT_FORMAT", "");
map.put("DATE_OUTPUT_FORMAT", "YYYY-MM-DD");
map.put("TIME_OUTPUT_FORMAT", "HH24:MI:SS");
map.put("CLIENT_RESULT_PREFETCH_SLOTS", 2);
map.put("CLIENT_RESULT_PREFETCH_THREADS", 1);
map.put("CLIENT_HONOR_CLIENT_TZ_FOR_TIMESTAMP_NTZ", Boolean.TRUE);
map.put("JDBC_EXECUTE_RETURN_COUNT_FOR_DML", Boolean.FALSE);
map.put("CLIENT_DISABLE_INCIDENTS", Boolean.TRUE);
map.put("BINARY_OUTPUT_FORMAT", "HEX");
defaultParameters = map;
}
/**
* Returns the effective parameter value, using the value explicitly
* provided in parameters, or the default if absent
*
* @param parameters keyed in parameter name and valued in parameter value
* @param paramName Parameter to return the value of
* @return Effective value
*/
static private Object effectiveParamValue(
Map parameters,
String paramName)
{
String upper = paramName.toUpperCase();
Object value = parameters.get(upper);
if (value != null)
return value;
value = defaultParameters.get(upper);
if (value != null)
return value;
logger.debug("Unknown Common Parameter: {}", paramName);
return null;
}
/**
* Helper function building a formatter for a specialized timestamp type.
* Note that it will be based on either the 'param' value if set,
* or the default format provided.
*/
static private SnowflakeDateTimeFormat specializedFormatter(
Map parameters,
String id,
String param,
String defaultFormat)
{
String sqlFormat =
SnowflakeDateTimeFormat.effectiveSpecializedTimestampFormat(
(String) effectiveParamValue(parameters, param),
defaultFormat);
SnowflakeDateTimeFormat formatter = new SnowflakeDateTimeFormat(sqlFormat);
if (logger.isDebugEnabled())
logger.debug("sql {} format: {}, java {} format: {}",
id, sqlFormat,
id, formatter.toSimpleDateTimePattern());
return formatter;
}
/**
* Adjust timestamp for dates before 1582-10-05
*
* @param timestamp needs to be adjusted
* @return adjusted timestamp
*/
static public Timestamp adjustTimestamp(Timestamp timestamp)
{
long milliToAdjust = ResultUtil.calculateMilliToAdjust(timestamp);
if (milliToAdjust != 0)
{
if (logger.isDebugEnabled())
logger.debug(
"adjust timestamp by {} days", milliToAdjust / 86400000);
Timestamp newTimestamp = new Timestamp(timestamp.getTime()
+ milliToAdjust);
newTimestamp.setNanos(timestamp.getNanos());
return newTimestamp;
} else
return timestamp;
}
/**
* For dates before 1582-10-05, calculate the number of millis to adjust.
*
* @param date date before 1582-10-05
* @return millis needs to be adjusted
*/
static public long calculateMilliToAdjust(java.util.Date date)
{
// get the year of the date
Calendar cal = Calendar.getInstance();
cal.setTime(date);
int year = cal.get(Calendar.YEAR);
int month = cal.get(Calendar.MONTH);
int dayOfMonth = cal.get(Calendar.DAY_OF_MONTH);
// if date is before 1582-10-05, apply the difference
// by (H-(H/4)-2) where H is the hundreds digit of the year according to:
// http://en.wikipedia.org/wiki/Gregorian_calendar
if (date.getTime() < -12220156800000L)
{
// for dates on or before 02/28, use the previous year otherwise use
// current year.
// TODO: we need to revisit this since there is a potential issue using
// the year/month/day from the calendar since that may not be the same
// year/month/day as the original date (which is the problem we are
// trying to solve here).
if (month == 0 || (month == 1 && dayOfMonth <= 28))
{
year = year - 1;
}
int hundreds = year / 100;
int differenceInDays = hundreds - (hundreds / 4) - 2;
return differenceInDays * 86400000;
}
else
{
return 0;
}
}
/**
* Convert a timestamp internal value (scaled number of seconds + fractional
* seconds) into a SFTimestamp.
*
* @param timestampStr timestamp object
* @param scale timestamp scale
* @param internalColumnType snowflake timestamp type
* @param resultVersion For new result version, timestamp with timezone is formatted as
* the seconds since epoch with fractional part in the decimal followed
* by time zone index. E.g.: "123.456 1440". Here 123.456 is the * number
* of seconds since epoch and 1440 is the timezone index.
* @param sessionTZ session timezone
* @param session session object
* @return converted snowflake timestamp object
* @throws SFException if timestampStr is an invalid timestamp
*/
static public SFTimestamp getSFTimestamp(String timestampStr, int scale,
int internalColumnType,
long resultVersion,
TimeZone sessionTZ,
SFSession session)
throws SFException
{
logger.debug(
"public Timestamp getTimestamp(int columnIndex)");
try
{
TimeUtil.TimestampType tsType = null;
switch (internalColumnType)
{
case Types.TIMESTAMP:
tsType = TimeUtil.TimestampType.TIMESTAMP_NTZ;
break;
case SnowflakeUtil.EXTRA_TYPES_TIMESTAMP_TZ:
tsType = TimeUtil.TimestampType.TIMESTAMP_TZ;
logger.trace(
"Handle timestamp with timezone {} encoding: {}",
(resultVersion > 0 ? "new" : "old"), timestampStr);
break;
case SnowflakeUtil.EXTRA_TYPES_TIMESTAMP_LTZ:
tsType = TimeUtil.TimestampType.TIMESTAMP_LTZ;
break;
}
// Construct a timestamp
return TimeUtil.getSFTimestamp(timestampStr, scale,
tsType, resultVersion, sessionTZ);
}
catch(IllegalArgumentException ex)
{
throw IncidentUtil.
generateIncidentWithSignatureAndException(
session, null, null,
"Invalid timestamp value",
ErrorCode.IO_ERROR,
"Invalid timestamp value: " + timestampStr);
}
}
/**
* Convert a time internal value (scaled number of seconds + fractional
* seconds) into an SFTime.
*
* Example: getSFTime("123.456", 5) returns an SFTime for 00:02:03.45600.
*
* @param obj time object
* @param scale time scale
* @param session session object
* @return snowflake time object
* @throws SFException if time is invalid
*/
static public SFTime getSFTime(String obj, int scale, SFSession session)
throws SFException
{
try
{
return TimeUtil.getSFTime(obj, scale);
}
catch(IllegalArgumentException ex)
{
throw IncidentUtil.
generateIncidentWithSignatureAndException(
session, null, null,
"Invalid time value",
ErrorCode.INTERNAL_ERROR,
"Invalid time value: " + obj);
}
}
/**
* Convert a time value into a string
*
* @param sft snowflake time object
* @param scale time scale
* @param timeFormatter time formatter
* @return time in string
*/
static public String getSFTimeAsString(
SFTime sft, int scale, SnowflakeDateTimeFormat timeFormatter)
{
return timeFormatter.format(sft, scale);
}
/**
* Convert a boolean to a string
*
* @param bool boolean
* @return boolean in string
*/
static public String getBooleanAsString(boolean bool)
{
return bool ? "TRUE" : "FALSE";
}
/**
* Convert a SFTimestamp to a string value.
*
* @param sfTS snowflake timestamp object
* @param columnType internal snowflake t
* @param scale timestamp scale
* @param timestampNTZFormatter snowflake timestamp ntz format
* @param timestampLTZFormatter snowflake timestamp ltz format
* @param timestampTZFormatter snowflake timestamp tz format
* @param session session object
* @return timestamp in string in desired format
* @throws SFException timestamp format is missing
*/
static public String getSFTimestampAsString(
SFTimestamp sfTS, int columnType, int scale,
SnowflakeDateTimeFormat timestampNTZFormatter,
SnowflakeDateTimeFormat timestampLTZFormatter,
SnowflakeDateTimeFormat timestampTZFormatter,
SFSession session) throws SFException
{
// Derive the timestamp formatter to use
SnowflakeDateTimeFormat formatter;
if (columnType == Types.TIMESTAMP)
{
formatter = timestampNTZFormatter;
}
else if (columnType == SnowflakeUtil.EXTRA_TYPES_TIMESTAMP_LTZ)
{
formatter = timestampLTZFormatter;
}
else // TZ
{
formatter = timestampTZFormatter;
}
if (formatter == null)
{
throw IncidentUtil.
generateIncidentWithException(session, null, null,
ErrorCode.INTERNAL_ERROR,
"missing timestamp formatter");
}
Timestamp adjustedTimestamp =
ResultUtil.adjustTimestamp(sfTS.getTimestamp());
return formatter.format(
adjustedTimestamp, sfTS.getTimeZone(), scale);
}
/**
* Convert a date value into a string
*
* @param date date will be converted
* @param dateFormatter date format
* @return date in string
*/
static public String getDateAsString(
Date date, SnowflakeDateTimeFormat dateFormatter)
{
return dateFormatter.format(date, timeZoneUTC);
}
/**
* Adjust date for before 1582-10-05
*
* @param date date before 1582-10-05
* @return adjusted date
*/
static public Date adjustDate(Date date)
{
long milliToAdjust = ResultUtil.calculateMilliToAdjust(date);
if (milliToAdjust != 0)
{
// add the difference to the new date
return new Date(date.getTime() + milliToAdjust);
}
else
{
return date;
}
}
/**
* Convert a date internal object to a Date object in specified timezone.
*
* @param str snowflake date object
* @param tz timezone we want convert to
* @param session snowflake session object
* @return java date object
* @throws SFException if date is invalid
*/
static public Date getDate(String str, TimeZone tz, SFSession session) throws SFException
{
try
{
long milliSecsSinceEpoch = Long.valueOf(str) * 86400000;
SFTimestamp tsInUTC = SFTimestamp.fromDate(new Date(milliSecsSinceEpoch),
0, TimeZone.getTimeZone("UTC"));
SFTimestamp tsInClientTZ = tsInUTC.moveToTimeZone(tz);
if (logger.isDebugEnabled())
logger.debug(
"getDate: tz offset={}",
tsInClientTZ.getTimeZone().getOffset(tsInClientTZ.getTime()));
// return the date adjusted to the JVM default time zone
Date preDate = new Date(tsInClientTZ.getTime());
// if date is on or before 1582-10-04, apply the difference
// by (H-H/4-2) where H is the hundreds digit of the year according to:
// http://en.wikipedia.org/wiki/Gregorian_calendar
Date newDate = adjustDate(preDate);
if (logger.isDebugEnabled())
{
logger.debug(
"Adjust date from {} to {}",
preDate.toString(), newDate.toString());
}
return newDate;
}
catch (NumberFormatException ex)
{
SFException sfe = new SFException(ErrorCode.INTERNAL_ERROR,
"Invalid date value: " + str);
IncidentUtil.generateIncident(session, "Invalid date value",
null, null, null, sfe);
throw sfe;
}
}
/**
* Converst snowflake bool to java boolean
*
* @param str boolean type in string representation
* @return true if the value indicates true otherwise false
*/
public static boolean getBoolean(String str)
{
return str.equalsIgnoreCase("true") ||
str.equals("1");
}
static public int calculateUpdateCount(SFBaseResultSet resultSet)
throws SFException, SQLException
{
int updateCount = 0;
SFStatementType statementType = resultSet.getStatementType();
if (resultSet.getStatementType().isDML())
{
while (resultSet.next())
{
if (resultSet.getStatementType() == SFStatementType.COPY)
{
updateCount += resultSet.getLong(4); // add up number of rows loaded
}
else if (statementType == SFStatementType.INSERT ||
statementType == SFStatementType.UPDATE ||
statementType == SFStatementType.DELETE ||
statementType == SFStatementType.MERGE ||
statementType == SFStatementType.MULTI_INSERT)
{
int columnCount = resultSet.getMetaData().getColumnCount();
for(int i=0; i source, String target)
{
for (int i=0; i
