public void Insert <TEntity>(IEnumerable <TEntity> entities, int batchSize, int commandTimeOut)
{
var tableInfo = MetaDataStore.GetTableInfoFor <TEntity>();
var insertStatement = tableInfo.GetInsertStatementWithoutReturningTheIdentityValue();
var sqlCommandSet = new SqlCommandSetWrapper {
Connection = Connection, Transaction = Transaction
};
foreach (var entity in entities)
{
var currentCommand = CreateCommand();
currentCommand.CommandText = insertStatement;
foreach (var parameterInfo in tableInfo.GetParametersForInsert(entity))
{
currentCommand.CreateAndAddInputParameter(parameterInfo.DbType, "@" + parameterInfo.Name, parameterInfo.Value);
}
sqlCommandSet.Append(currentCommand);
if (sqlCommandSet.CommandCount == batchSize)
{
ExecuteCurrentBatch(sqlCommandSet);
sqlCommandSet = new SqlCommandSetWrapper {
Connection = Connection, Transaction = Transaction
};
}
}
if (sqlCommandSet.CommandCount > 0)
{
ExecuteCurrentBatch(sqlCommandSet);
}
}
private void ExecuteCurrentBatch(SqlCommandSetWrapper sqlCommandSet)
{
try
{
sqlCommandSet.ExecuteNonQuery();
}
finally
{
sqlCommandSet.Dispose();
}
}