C# 大批量向数据库添加数据

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private static void SqlFastInsert(DbConnection dbConnection, DbTransaction trans, DataTable dt)
 {
     using (SqlBulkCopy sqlbulkcopy = new SqlBulkCopy(dbConnection as SqlConnection, SqlBulkCopyOptions.Default, trans as SqlTransaction))
     {
         sqlbulkcopy.DestinationTableName = dt.TableName;
         for (int i = 0; i < dt.Columns.Count; i++)
         {
             sqlbulkcopy.ColumnMappings.Add(dt.Columns[i].ColumnName, dt.Columns[i].ColumnName);
         }
         sqlbulkcopy.BatchSize = 10000;
         sqlbulkcopy.WriteToServer(dt);
     }
 }
 private static void MySqlFastInsert(DbConnection dbConnection, DbTransaction trans, DataTable dt)
 {
     MySqlConnector.MySqlBulkCopy mySqlbulkcopy = new MySqlConnector.MySqlBulkCopy(dbConnection as MySqlConnector.MySqlConnection, trans as MySqlConnector.MySqlTransaction);
     {
         mySqlbulkcopy.DestinationTableName = dt.TableName;
         for (int i = 0; i < dt.Columns.Count; i++)
         {
             mySqlbulkcopy.ColumnMappings.Add(new MySqlConnector.MySqlBulkCopyColumnMapping(i, dt.Columns[i].ColumnName));
         }
         mySqlbulkcopy.WriteToServer(dt);
     }
 }
 /// <summary>
 /// Oracle快速写入
 /// </summary>
 /// <param name="dbConnection"></param>
 /// <param name="trans"></param>
 /// <param name="dt"></param>
 private static void OracelFastInsert(DbConnection dbConnection, DbTransaction trans, DataTable dt)
 {
     Oracle.ManagedDataAccess.Client.OracleBulkCopy oraclebulkcopy = new Oracle.ManagedDataAccess.Client.OracleBulkCopy(dbConnection as Oracle.ManagedDataAccess.Client.OracleConnection, Oracle.ManagedDataAccess.Client.OracleBulkCopyOptions.Default);
     {
 
         oraclebulkcopy.DestinationTableName = dt.TableName;
         for (int i = 0; i < dt.Columns.Count; i++)
         {
             oraclebulkcopy.ColumnMappings.Add(dt.Columns[i].ColumnName, dt.Columns[i].ColumnName);
         }
         oraclebulkcopy.BatchSize = 10000;
         oraclebulkcopy.WriteToServer(dt);
     }
 }

  

posted @   龙丶谈笑风声  阅读(618)  评论(0编辑  收藏  举报
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