sqlserver如何用二进制保存mp3文件
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发布时间：2022-04-09 16:20
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时间：2022-04-09 20:42
INSERT INTO myTable(Document)
SELECT * FROM
OPENROWSET(BULK N‘E:20110330110932_61311.jpg‘, SINGLE_BLOB) AS XMLDATA
INSERT INTO myTable(Document)
SELECT * FROM
OPENROWSET(BULK N‘D:
ewviewhighserializable.txt‘, SINGLE_BLOB) AS XMLDATA
select * from myTable
select * from myTable_yq
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.List;
import com.viewhigh.base.databaseconnection.entity.DatabaseConnection;
import com.viewhigh.base.databaseconnection.service.IDatabaseConnectionService;
import com.viewhigh.common.util.DBHelper;
import com.viewhigh.base.databaseconnection.service.impl.DatabaseConnectionServiceImpl;
public class InsertBlobTest {
public void insert2zwdt(Connection conn) throws Exception{
//IDatabaseConnectionService databaseConnectionService = new DatabaseConnectionServiceImpl();
//DatabaseConnection targetDatabaseConnection = databaseConnectionService
// .getDatabaseConnectionById("40288a5a57d13f0b0157d140652e0003");
//Connection conn = new DBHelper(targetDatabaseConnection)
//ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(file));
// oos.writeObject(user);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
//ObjectInputStream ins = new ObjectInputStream(oos);
byte[] bytes = bos.toByteArray();
InputStream bis = new ByteArrayInputStream(bytes);
//.getConnection();
Statement stmt = conn.createStatement();
PreparedStatement pstmt= null;
conn.setAutoCommit(false);// 取消自动提交
//================================
/*Connection conn = getConnection();
conn.setAutoCommit(false); // 设置手动提交
PreparedStatement pstmt=null; */
File file=new File("D:\newviewhigh\serializable.txt");
InputStream in = new FileInputStream(file);
System.out.println("test---------------->");
String sql="insert into myTable_yq(Document,yq) "
+ "values(?,?)";
pstmt=conn.prepareStatement(sql);
pstmt.setBinaryStream(1, bis, file.length());
pstmt.setString(2, "yangqing");
pstmt.execute();
conn.commit();
pstmt.close();
}
public static void main(String[] args){
String driverName="com.microsoft.sqlserver.jdbc.SQLServerDriver";
String dbURL="jdbc:sqlserver://localhost:1438;DatabaseName=ah_datai_yd";
String userName="sa";
String userPwd="sa";
try
{
Class.forName(driverName);
Connection dbConn=DriverManager.getConnection(dbURL,userName,userPwd);
System.out.println("连接数据库成功");
InsertBlobTest ib = new InsertBlobTest();
try {
ib.insert2zwdt(dbConn);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
catch(Exception e)
{
e.printStackTrace();
System.out.print("连接失败");
}
}
}
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.Statement;
import com.viewhigh.base.databaseconnection.entity.DatabaseConnection;
import com.viewhigh.base.databaseconnection.service.IDatabaseConnectionService;
import com.viewhigh.common.util.DBHelper;
import com.viewhigh.base.databaseconnection.service.impl.DatabaseConnectionServiceImpl;
public class InsertBlob {
//public void insert2zwdt(String xmlFileName, Long index) throws Exception{
public void insert2zwdt(Connection conn) throws Exception{
//IDatabaseConnectionService databaseConnectionService = new DatabaseConnectionServiceImpl();
//DatabaseConnection targetDatabaseConnection = databaseConnectionService
// .getDatabaseConnectionById("40288a5a57d13f0b0157d140652e0003");
//Connection conn = new DBHelper(targetDatabaseConnection)
//.getConnection();
Statement stmt = conn.createStatement();
PreparedStatement pstmt= null;
conn.setAutoCommit(false);// 取消自动提交
//================================
/*Connection conn = getConnection();
conn.setAutoCommit(false); // 设置手动提交
PreparedStatement pstmt=null; */
File file=new File("D:\newviewhigh\serializable.txt");
InputStream in = new FileInputStream(file);
System.out.println("test---------------->");
String sql="insert into myTable_yq(Document,yq) "
+ "values(?,?)";
pstmt=conn.prepareStatement(sql);
pstmt.setBinaryStream(1, in, file.length());
pstmt.setString(2, "yangqing");
/* pstmt.setInt(1, index.intValue());
pstmt.setString(2, exData.getStSource());
pstmt.setString(3, exData.getStKey());
pstmt.setString(4, exData.getStVersion());
pstmt.setString(5, exData.getStValue());
pstmt.setString(6, exData.getStOp());
pstmt.setString(7, exData.getStMemo());
pstmt.setBinaryStream(8, in, file.length());
pstmt.setString(9, exData.getStDest()); */
pstmt.execute();
conn.commit();
pstmt.close();
}
/*public void insert2own(ExData exData, String xmlFileName, Long index) throws Exception{
File file=new File(xmlFileName);
InputStream in = new FileInputStream(file);
DataSending dataSending = new DataSending();
dataSending.setNmSeqId(index.intValue());
dataSending.setStSource(exData.getStSource());
dataSending.setStKey(exData.getStKey());
dataSending.setStVersion(exData.getStVersion());
dataSending.setStValue(exData.getStValue());
dataSending.setStOp(exData.getStOp());
dataSending.setStMemo(exData.getStMemo());
dataSending.setSendDate(new Date());
byte[] data=new byte[]{};
data=inputStreamToByte(in);
dataSending.setBlData(data);
dataSending.setStDest(exData.getStDest());
dataSendingDao.save(dataSending);
} */
/*private byte[] inputStreamToByte(InputStream in) throws IOException{
ByteArrayOutputStream baos=new ByteArrayOutputStream();
int ch;
while((ch=in.read())!=-1){
baos.write(ch);
}
byte[] data=baos.toByteArray();
baos.close();
return data;
} */
public static void main(String[] args){
/*InsertBlob ib = new InsertBlob();
try {
ib.insert2zwdt();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}*/
String driverName="com.microsoft.sqlserver.jdbc.SQLServerDriver";
String dbURL="jdbc:sqlserver://localhost:1438;DatabaseName=ah_datai_yd";
String userName="sa";
String userPwd="sa";
try
{
Class.forName(driverName);
Connection dbConn=DriverManager.getConnection(dbURL,userName,userPwd);
System.out.println("连接数据库成功");
InsertBlob ib = new InsertBlob();
try {
ib.insert2zwdt(dbConn);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
catch(Exception e)
{
e.printStackTrace();
System.out.print("连接失败");
}
}
}
sqlserver二进制存储
标签：arch com 失败 var system database top util statement
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时间：2022-04-09 17:50
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