/// <inheritdoc />
public Task <ITempTableQuery <T> > BulkInsertIntoTempTableAsync <T>(
IEnumerable <T> entities,
ITempTableBulkInsertOptions options,
CancellationToken cancellationToken = default)
where T : class
{
if (options is not SqlServerTempTableBulkInsertOptions sqlServerOptions)
{
sqlServerOptions = new SqlServerTempTableBulkInsertOptions(options);
}
return(BulkInsertIntoTempTableAsync(entities, sqlServerOptions, cancellationToken));
}
/// <inheritdoc />
public async Task <ITempTableQuery <T> > BulkInsertIntoTempTableAsync <T>(
IEnumerable <T> entities,
ITempTableBulkInsertOptions options,
CancellationToken cancellationToken = default)
where T : class
{
if (entities == null)
{
throw new ArgumentNullException(nameof(entities));
}
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
var entityType = _ctx.Model.GetEntityType(typeof(T));
var tempTableCreator = _ctx.GetService <ITempTableCreator>();
if (!(options is SqliteTempTableBulkInsertOptions))
{
var sqliteOptions = new SqliteTempTableBulkInsertOptions(options);
options = sqliteOptions;
}
var tempTableReference = await tempTableCreator.CreateTempTableAsync(entityType, options.TempTableCreationOptions, cancellationToken).ConfigureAwait(false);
try
{
await BulkInsertAsync(entityType, entities, null, tempTableReference.Name, options.BulkInsertOptions, cancellationToken).ConfigureAwait(false);
var query = _ctx.Set <T>().FromSqlRaw($"SELECT * FROM {_sqlGenerationHelper.DelimitIdentifier(tempTableReference.Name)}");
return(new TempTableQuery <T>(query, tempTableReference));
}
catch (Exception)
{
await tempTableReference.DisposeAsync().ConfigureAwait(false);
throw;
}
}
