async Task <Dataset> ExecuteDatasetAsync(DatasetExecutionContext context, CancellationToken token)
{
var sql = context.CompiledQuery;
var parameters = context.SqlParameters();
var pepper = context.QueryContext.Pepper;
using (var cn = new SqlConnection(opts.ConnectionString))
{
await cn.OpenAsync();
using (var cmd = new SqlCommand(sql, cn))
{
cmd.Parameters.AddRange(parameters);
using (var reader = await cmd.ExecuteReaderAsync(token))
{
var dbSchema = GetShapedSchema(context, reader);
var marshaller = DatasetMarshaller.For(context.Shape, dbSchema, pepper);
var data = marshaller.Marshal(reader, user.Anonymize());
var resultSchema = ShapedDatasetSchema.From(dbSchema);
return(new Dataset
{
Schema = resultSchema,
Results = data.GroupBy(d => d.PersonId).ToDictionary(g => g.Key, g => g.Select(r => r))
});
}
}
}
}
public async Task <Dataset> ExecuteDatasetAsync(DatasetExecutionContext context, CancellationToken token)
{
var sql = context.CompiledQuery;
var parameters = context.SqlParameters();
var pepper = context.QueryContext.Pepper;
var deidentify = deidentOpts.Patient.Enabled && user.Anonymize();
using (var cn = new SqlConnection(dbOpts.ConnectionString))
{
await cn.OpenAsync();
using (var cmd = new SqlCommand(sql, cn))
{
cmd.Parameters.AddRange(parameters);
using (var reader = await cmd.ExecuteReaderAsync(token))
{
var dbSchema = GetShapedSchema(context, reader);
var marshaller = DatasetMarshaller.For(context, dbSchema, pepper);
var data = marshaller.Marshal(reader, deidentify, deidentOpts);
var resultSchema = ShapedDatasetSchema.From(dbSchema, context);
return(new Dataset(resultSchema, data));
}
}
}
}
