wgtmac commented on code in PR #801:
URL: https://github.com/apache/iceberg-cpp/pull/801#discussion_r3789268260
##########
src/iceberg/inspect/snapshots_table.cc:
##########
@@ -19,21 +19,133 @@
#include "iceberg/inspect/snapshots_table.h"
+#include <chrono>
+#include <cstddef>
#include <memory>
+#include <optional>
#include <utility>
#include <vector>
+#include <nanoarrow/nanoarrow.h>
+
+#include "iceberg/arrow/nanoarrow_status_internal.h"
+#include "iceberg/arrow_c_data_util_internal.h"
+#include "iceberg/arrow_row_builder_internal.h"
#include "iceberg/schema.h"
#include "iceberg/schema_field.h"
+#include "iceberg/schema_internal.h"
+#include "iceberg/snapshot.h"
#include "iceberg/table.h"
-#include "iceberg/table_identifier.h"
#include "iceberg/type.h"
+#include "iceberg/util/macros.h"
namespace iceberg {
namespace {
-std::shared_ptr<Schema> MakeSnapshotsTableSchema() {
- return std::make_shared<Schema>(std::vector<SchemaField>{
+Status AppendSnapshot(ArrowRowBuilder& builder, const Snapshot& snapshot) {
+ ICEBERG_RETURN_UNEXPECTED(
+ AppendInt(builder.column(0),
std::chrono::duration_cast<std::chrono::microseconds>(
+
snapshot.timestamp_ms.time_since_epoch())
+ .count()));
+ ICEBERG_RETURN_UNEXPECTED(AppendInt(builder.column(1),
snapshot.snapshot_id));
+
+ if (snapshot.parent_snapshot_id.has_value()) {
+ ICEBERG_RETURN_UNEXPECTED(AppendInt(builder.column(2),
*snapshot.parent_snapshot_id));
+ } else {
+ ICEBERG_RETURN_UNEXPECTED(AppendNull(builder.column(2)));
+ }
+
+ auto operation = snapshot.Operation();
+ if (operation.has_value()) {
+ ICEBERG_RETURN_UNEXPECTED(AppendString(builder.column(3), *operation));
+ } else {
+ ICEBERG_RETURN_UNEXPECTED(AppendNull(builder.column(3)));
+ }
+
+ ICEBERG_RETURN_UNEXPECTED(AppendString(builder.column(4),
snapshot.manifest_list));
+
+ auto summary = snapshot.summary;
+ summary.erase(SnapshotSummaryFields::kOperation);
+ if (summary.empty()) {
+ ICEBERG_RETURN_UNEXPECTED(AppendNull(builder.column(5)));
+ } else {
+ ICEBERG_RETURN_UNEXPECTED(AppendStringMap(builder.column(5), summary));
+ }
+
+ return builder.FinishRow();
+}
+
+class SnapshotsTableStream {
+ public:
+ static Result<std::unique_ptr<SnapshotsTableStream>> Make(
+ std::shared_ptr<Table> table, const iceberg::Schema& schema) {
+ ArrowSchema arrow_schema{};
+ ICEBERG_RETURN_UNEXPECTED(ToArrowSchema(schema, &arrow_schema));
+ return std::unique_ptr<SnapshotsTableStream>(
+ new SnapshotsTableStream(std::move(table), std::move(arrow_schema)));
+ }
+
+ ~SnapshotsTableStream() { std::ignore = Close(); }
Review Comment:
Agreed. Please add <tuple> or avoid std::ignore here so this file does not
depend on transitive includes.
##########
src/iceberg/inspect/snapshots_table.cc:
##########
@@ -19,21 +19,133 @@
#include "iceberg/inspect/snapshots_table.h"
+#include <chrono>
+#include <cstddef>
#include <memory>
+#include <optional>
#include <utility>
#include <vector>
+#include <nanoarrow/nanoarrow.h>
+
+#include "iceberg/arrow/nanoarrow_status_internal.h"
+#include "iceberg/arrow_c_data_util_internal.h"
+#include "iceberg/arrow_row_builder_internal.h"
#include "iceberg/schema.h"
#include "iceberg/schema_field.h"
+#include "iceberg/schema_internal.h"
+#include "iceberg/snapshot.h"
#include "iceberg/table.h"
-#include "iceberg/table_identifier.h"
#include "iceberg/type.h"
+#include "iceberg/util/macros.h"
namespace iceberg {
namespace {
-std::shared_ptr<Schema> MakeSnapshotsTableSchema() {
- return std::make_shared<Schema>(std::vector<SchemaField>{
+Status AppendSnapshot(ArrowRowBuilder& builder, const Snapshot& snapshot) {
+ ICEBERG_RETURN_UNEXPECTED(
+ AppendInt(builder.column(0),
std::chrono::duration_cast<std::chrono::microseconds>(
+
snapshot.timestamp_ms.time_since_epoch())
+ .count()));
+ ICEBERG_RETURN_UNEXPECTED(AppendInt(builder.column(1),
snapshot.snapshot_id));
+
+ if (snapshot.parent_snapshot_id.has_value()) {
+ ICEBERG_RETURN_UNEXPECTED(AppendInt(builder.column(2),
*snapshot.parent_snapshot_id));
+ } else {
+ ICEBERG_RETURN_UNEXPECTED(AppendNull(builder.column(2)));
+ }
+
+ auto operation = snapshot.Operation();
+ if (operation.has_value()) {
+ ICEBERG_RETURN_UNEXPECTED(AppendString(builder.column(3), *operation));
+ } else {
+ ICEBERG_RETURN_UNEXPECTED(AppendNull(builder.column(3)));
+ }
+
+ ICEBERG_RETURN_UNEXPECTED(AppendString(builder.column(4),
snapshot.manifest_list));
+
+ auto summary = snapshot.summary;
+ summary.erase(SnapshotSummaryFields::kOperation);
+ if (summary.empty()) {
+ ICEBERG_RETURN_UNEXPECTED(AppendNull(builder.column(5)));
+ } else {
+ ICEBERG_RETURN_UNEXPECTED(AppendStringMap(builder.column(5), summary));
+ }
+
+ return builder.FinishRow();
+}
+
+class SnapshotsTableStream {
+ public:
+ static Result<std::unique_ptr<SnapshotsTableStream>> Make(
+ std::shared_ptr<Table> table, const iceberg::Schema& schema) {
+ ArrowSchema arrow_schema{};
+ ICEBERG_RETURN_UNEXPECTED(ToArrowSchema(schema, &arrow_schema));
+ return std::unique_ptr<SnapshotsTableStream>(
+ new SnapshotsTableStream(std::move(table), std::move(arrow_schema)));
+ }
+
+ ~SnapshotsTableStream() { std::ignore = Close(); }
Review Comment:
std::ignore is used here without a direct <tuple> include. Please add
<tuple> or replace std::ignore so this file does not rely on transitive
includes.
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