Support batched queries (#429)

* first attempt with tiledb_batch as well as new function

* removed not-working tiledb_batched class

* add helper function documentation for batched queries

* adding completed and statis helpers

* add unit test for batched operation

* use batchedquery s3 type for batched query data helper

NAMESPACE

@@ -31,12 +31,15 @@ export(capacity)
 export(cell_order)
 export(cell_val_num)
 export(check)
+export(completedBatched)
 export(config)
+export(createBatched)
 export(datatype)
 export(datetimes_as_int64)
 export(dimensions)
 export(domain)
 export(extended)
+export(fetchBatched)
 export(filter_list)
 export(fromDataFrame)
 export(fromMatrix)
@@ -70,6 +73,7 @@ export(selected_ranges)
 export(set_allocation_size_preference)
 export(set_max_chunk_size)
 export(set_return_as_preference)
+export(statusBatched)
 export(strings_as_factors)
 export(tdb_collect)
 export(tdb_filter)

R/RcppExports.R

@@ -25,6 +25,10 @@ libtiledb_query_import_buffer <- function(ctx, query, name, arrowpointers) {
     .Call(`_tiledb_libtiledb_query_import_buffer`, ctx, query, name, arrowpointers)
 }
 
+makeQueryWrapper <- function(qp) {
+    .Call(`_tiledb_makeQueryWrapper`, qp)
+}
+
 libtiledb_query_set_coordinates <- function(query, coords, dtype) {
     .Call(`_tiledb_libtiledb_query_set_coordinates`, query, coords, dtype)
 }