public static void Execute <T>(DbContext context, Type type, IList <T> entities, OperationType operationType, BulkConfig bulkConfig, Action <decimal> progress) where T : class
{
type ??= typeof(T);
using (ActivitySources.StartExecuteActivity(operationType, entities.Count))
{
if (entities.Count == 0 &&
operationType != OperationType.InsertOrUpdateOrDelete &&
operationType != OperationType.Truncate &&
operationType != OperationType.SaveChanges &&
(bulkConfig == null || bulkConfig.CustomSourceTableName == null))
{
return;
}
if (operationType == OperationType.SaveChanges)
{
DbContextBulkTransactionSaveChanges.SaveChanges(context, bulkConfig, progress);
return;
}
else if (bulkConfig?.IncludeGraph == true)
{
DbContextBulkTransactionGraphUtil.ExecuteWithGraph(context, entities, operationType, bulkConfig, progress);
}
else
{
TableInfo tableInfo = TableInfo.CreateInstance(context, type, entities, operationType, bulkConfig);
if (operationType == OperationType.Insert && !tableInfo.BulkConfig.SetOutputIdentity && tableInfo.BulkConfig.CustomSourceTableName == null)
{
SqlBulkOperation.Insert(context, type, entities, tableInfo, progress);
}
else if (operationType == OperationType.Read)
{
SqlBulkOperation.Read(context, type, entities, tableInfo, progress);
}
else if (operationType == OperationType.Truncate)
{
SqlBulkOperation.Truncate(context, tableInfo);
}
else
{
SqlBulkOperation.Merge(context, type, entities, tableInfo, operationType, progress);
}
}
}
}
public static async Task ExecuteAsync <T>(DbContext context, Type type, IList <T> entities, OperationType operationType, BulkConfig bulkConfig, Action <decimal> progress, CancellationToken cancellationToken = default) where T : class
{
type ??= typeof(T);
using (ActivitySources.StartExecuteActivity(operationType, entities.Count))
{
if (entities.Count == 0 && operationType != OperationType.InsertOrUpdateOrDelete && operationType != OperationType.Truncate && operationType != OperationType.SaveChanges)
{
return;
}
if (operationType == OperationType.SaveChanges)
{
await DbContextBulkTransactionSaveChanges.SaveChangesAsync(context, bulkConfig, progress, cancellationToken);
}
else if (bulkConfig?.IncludeGraph == true)
{
await DbContextBulkTransactionGraphUtil.ExecuteWithGraphAsync(context, entities, operationType, bulkConfig, progress, cancellationToken);
}
else
{
TableInfo tableInfo = TableInfo.CreateInstance(context, type, entities, operationType, bulkConfig);
if (operationType == OperationType.Insert && !tableInfo.BulkConfig.SetOutputIdentity)
{
await SqlBulkOperation.InsertAsync(context, type, entities, tableInfo, progress, cancellationToken);
}
else if (operationType == OperationType.Read)
{
await SqlBulkOperation.ReadAsync(context, type, entities, tableInfo, progress, cancellationToken);
}
else if (operationType == OperationType.Truncate)
{
await SqlBulkOperation.TruncateAsync(context, tableInfo, cancellationToken);
}
else
{
await SqlBulkOperation.MergeAsync(context, type, entities, tableInfo, operationType, progress, cancellationToken);
}
}
}
}
public static void Execute(DbContext context, Type type, IList <object> entities, OperationType operationType, BulkConfig bulkConfig, Action <decimal> progress)
{
using (ActivitySources.StartExecuteActivity(operationType, entities.Count))
{
if (operationType != OperationType.Truncate && entities.Count == 0)
{
return;
}
if (bulkConfig?.IncludeGraph == true)
{
DbContextBulkTransactionGraphUtil.ExecuteWithGraph(context, entities, operationType, bulkConfig, progress);
}
else
{
TableInfo tableInfo = TableInfo.CreateInstance(context, type, entities, operationType, bulkConfig);
if (operationType == OperationType.Insert && !tableInfo.BulkConfig.SetOutputIdentity)
{
SqlBulkOperation.Insert(context, type, entities, tableInfo, progress);
}
else if (operationType == OperationType.Read)
{
SqlBulkOperation.Read(context, type, entities, tableInfo, progress);
}
else if (operationType == OperationType.Truncate)
{
SqlBulkOperation.Truncate(context, tableInfo);
}
else
{
SqlBulkOperation.Merge(context, type, entities, tableInfo, operationType, progress);
}
}
}
}