public DbBulkCopy(ProviderType providerType,
string connectionString,
int bulkcopyTimeout = 1800,
int batchSize = 102400,
BulkCopyOptions dbBulkCopyOption = BulkCopyOptions.KeepIdentity)
: this(providerType, connectionString)
{
this.BatchSize = batchSize;
this.BulkCopyTimeout = bulkcopyTimeout;
this.DbBulkCopyOption = dbBulkCopyOption;
if (ProviderName == ProviderType.SqlServer)
{
if (sqlBulkCopy == null || this.ConnectionString != ConnectionString)
{
sqlBulkCopy = new SqlBulk(ConnectionString, BulkCopyTimeout, DbBulkCopyOption);
}
}
else if (ProviderName == ProviderType.DB2)
{
if (db2BulkCopy == null || this.ConnectionString != ConnectionString)
{
//db2BulkCopy = new Db2Bulk(ConnectionString, BulkCopyTimeout, DbBulkCopyOption);
throw new Exception("暂时不支持DB2数据库");
}
}
else if (ProviderName == ProviderType.Oracle)
{
if (oracleBulkCopy == null || this.ConnectionString != ConnectionString)
{
oracleBulkCopy = new OracleBulk(ConnectionString, BulkCopyTimeout, DbBulkCopyOption);
}
}
else if (ProviderName == ProviderType.MySql)
{
mySqlBulkCopy = new MysqlBulk(ConnectionString, BulkCopyTimeout);
}
}
public DbBulkCopy(ProviderType providerType,
string connectionString,
IDbConnection dbConnection,
int bulkcopyTimeout = 1800,
int batchSize = 102400,
BulkCopyOptions dbBulkCopyOption = BulkCopyOptions.KeepIdentity,
bool isTransaction = true)
: this(providerType, connectionString)
{
this.BatchSize = batchSize;
this.BulkCopyTimeout = bulkcopyTimeout;
this.DbBulkCopyOption = dbBulkCopyOption;
this.IsTransaction = isTransaction;
this.dbConn = dbConnection;
if (ProviderName == ProviderType.SqlServer)
{
if (sqlBulkCopy != null || this.ConnectionString != connectionString)
{
if (sqlBulkCopy != null)
{
sqlBulkCopy.Dispose();
}
}
if (dbConn.State != ConnectionState.Open)
{
dbConn.Open();
}
if (IsTransaction)
{
dbTrans = dbConn.BeginTransaction();
}
sqlBulkCopy = new SqlBulk(dbConn, dbTrans, BulkCopyTimeout, DbBulkCopyOption);
}
else if (ProviderName == ProviderType.DB2)
{
//if (db2BulkCopy != null || this.ConnectionString != connectionString)
//{
// if (db2BulkCopy != null)
// db2BulkCopy.Dispose();
//}
//if (dbConn.State != ConnectionState.Open) dbConn.Open();
//if (isTransaction)
//{
// dbTrans = dbConn.BeginTransaction();
//}
//db2BulkCopy = new Db2Bulk(dbConn, BulkCopyTimeout, DbBulkCopyOption);
throw new Exception("暂时不支持DB2数据库");
}
else if (ProviderName == ProviderType.Oracle)
{
if (oracleBulkCopy != null || this.ConnectionString != connectionString)
{
if (oracleBulkCopy != null)
{
oracleBulkCopy.Dispose();
}
}
if (dbConn.State != ConnectionState.Open)
{
dbConn.Open();
}
if (isTransaction)
{
dbTrans = dbConn.BeginTransaction();
}
oracleBulkCopy = new OracleBulk(dbConn, BulkCopyTimeout, DbBulkCopyOption);
}
else if (ProviderName == ProviderType.MySql)
{
if (mySqlBulkCopy != null || this.ConnectionString != connectionString)
{
if (mySqlBulkCopy != null)
{
mySqlBulkCopy.Dispose();
}
}
mySqlBulkCopy = new MysqlBulk(ConnectionString, BulkCopyTimeout);
}
}
