RRD manifests bootstrap

crates/store/re_format_arrow/src/lib.rs

@@ -247,6 +247,9 @@ pub fn format_record_batch_opts(
 }
 
 /// Nicely format this record batch, either with the given fixed width, or with the terminal width (`None`).
+///
+/// If `transposed` is `true`, the dataframe will be printed transposed on its diagonal axis.
+/// This is very useful for wide (i.e. lots of columns), short (i.e. not many rows) datasets.
 pub fn format_record_batch_with_width(
     batch: &arrow::array::RecordBatch,
     width: Option<usize>,

crates/store/re_log_types/src/time_point/mod.rs

@@ -124,6 +124,15 @@ pub enum TimeType {
     Sequence,
 }
 
+impl std::fmt::Display for TimeType {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            Self::Time => f.write_str("time"),
+            Self::Sequence => f.write_str("sequence"),
+        }
+    }
+}
+
 impl TimeType {
     #[inline]
     fn hash(&self) -> u64 {

crates/store/re_protos/proto/rerun/v0/remote_store.proto

@@ -5,14 +5,20 @@ package rerun.remote_store.v0;
 import "rerun/v0/common.proto";
 
 service StorageNode {
-    // data API calls
+    // Data APIs
+
     rpc Query(QueryRequest) returns (stream DataframePart) {}
+
     rpc FetchRecording(FetchRecordingRequest) returns (stream rerun.common.v0.RerunChunk) {}
 
+    // Index APIs
+
     rpc CreateIndex(CreateIndexRequest) returns (CreateIndexResponse) {}
+
     rpc ReIndex(ReIndexRequest) returns (ReIndexResponse) {}
 
     rpc GetChunkIds(GetChunkIdsRequest) returns (stream GetChunkIdsResponse) {}
+
     rpc GetChunks(GetChunksRequest) returns (stream rerun.common.v0.RerunChunk) {}
 
     // The response to `SearchIndex` a RecordBatch with 3 columns:
@@ -25,17 +31,32 @@ service StorageNode {
     // - 'data' column with the data that is returned for the matched timepoints
     rpc SearchIndex(SearchIndexRequest) returns (stream DataframePart) {}
 
-    // metadata API calls
+    // Chunk manifest APIs
+
+    rpc CreateManifests(CreateManifestsRequest) returns (CreateManifestsResponse) {}
+
+    rpc ListManifests(ListManifestsRequest) returns (stream DataframePart) {}
+
+    rpc QueryManifest(QueryManifestRequest) returns (stream DataframePart) {}
+
+    // TODO(zehiko, cmc): DeleteManifest
+
+    // Metadata APIs
+
     rpc QueryCatalog(QueryCatalogRequest) returns (stream DataframePart) {}
+
     rpc UpdateCatalog(UpdateCatalogRequest) returns (UpdateCatalogResponse) {}
+
     rpc GetRecordingSchema(GetRecordingSchemaRequest) returns (GetRecordingSchemaResponse) {}
 
+    // Registration APIs
+
     // TODO(zehiko) support registering more than one recording at a time
     rpc RegisterRecording(RegisterRecordingRequest) returns (DataframePart) {}
 
     rpc UnregisterRecording(UnregisterRecordingRequest) returns (UnregisterRecordingResponse) {}
-    rpc UnregisterAllRecordings(UnregisterAllRecordingsRequest)
-        returns (UnregisterAllRecordingsResponse) {}
+
+    rpc UnregisterAllRecordings(UnregisterAllRecordingsRequest) returns (UnregisterAllRecordingsResponse) {}
 }
 
 // ---------------- Common response message ------------------
@@ -192,6 +213,170 @@ message CatalogEntry {
     string name = 1;
 }
 
+
+// ---------------- CreateManifests ------------------
+
+// TODO(zehiko, cmc): At some point, this will need to be fully async (i.e. caller gets assigned
+// a unique request ID and polls it for completion), but:
+// A) Let's wait until we have a real need for this.
+// B) That's true of everything in the platform, so this needs to be properly generalized.
+
+message CreateManifestsRequest {
+    // Which catalog entry do we want to create manifests for?
+    CatalogEntry entry = 1;
+}
+
+message CreateManifestsResponse {}
+
+// ---------------- ListManifests ------------------
+
+message ListManifestsRequest {
+    // Which catalog entry do we want to list the manifests of?
+    CatalogEntry entry = 1;
+
+    // Generic parameters that will influence the behavior of the Lance scanner.
+    //
+    // TODO(zehiko, cmc): actually support those.
+    ScanParameters scan_parameters = 500;
+}
+
+message ListManifestsResponse {
+    rerun.common.v0.EncoderVersion encoder_version = 1;
+
+    // The record batch of the response, encoded according to `encoder_version`.
+    bytes payload = 2;
+}
+
+// ---------------- QueryManifest ------------------
+
+// TODO(zehiko, cmc): Being able to specify only a collection ID rather than a resource ID could be
+// super useful for cross-recording queries (resource_id becomes a column of the result).
+
+// A manifest query will find all the relevant chunk IDs (and optionally a bunch of related metadata)
+// for a given Rerun query (latest-at, range, etc).
+//
+// The result might contain duplicated chunk IDs, it is the responsibility of the caller to deduplicate
+// them as needed.
+message QueryManifestRequest {
+    // What resource are we querying the manifest for?
+    rerun.common.v0.RecordingId resource_id = 100;
+
+    // What columns of the manifest are we interested in?
+    ColumnProjection columns = 200;
+
+    // If true, `columns` will contain the entire schema.
+    bool columns_always_include_everything = 210;
+
+    // If true, `columns` always includes `chunk_id`,
+    bool columns_always_include_chunk_ids = 220;
+
+    // If true, `columns` always includes `byte_offset` and `byte_size`.
+    bool columns_always_include_byte_offsets = 230;
+
+    // If true, `columns` always includes all static component-level indexes.
+    bool columns_always_include_static_indexes = 240;
+
+    // If true, `columns` always includes all temporal chunk-level indexes.
+    bool columns_always_include_global_indexes = 250;
+
+    // If true, `columns` always includes all component-level indexes.
+    bool columns_always_include_component_indexes = 260;
+
+    // If specified, will perform a latest-at query with the given parameters.
+    //
+    // Incompatible with `range`.
+    QueryManifestLatestAtRelevantChunks latest_at = 300;
+
+    // If specified, will perform a range query with the given parameters.
+    //
+    // Incompatible with `latest_at`.
+    QueryManifestRangeRelevantChunks range = 400;
+
+    // Generic parameters that will influence the behavior of the Lance scanner.
+    ScanParameters scan_parameters = 500;
+}
+
+message QueryManifestLatestAtRelevantChunks {
+    // Which index column should we perform the query on? E.g. `log_time`.
+    rerun.common.v0.IndexColumnSelector index = 1;
+
+    // What index value are we looking for?
+    int64 at = 2;
+
+    // Which components are we interested in?
+    //
+    // If left unspecified, all existing components are considered of interest.
+    //
+    // This will perform a basic fuzzy match on the available columns' descriptors.
+    // The fuzzy logic is a simple case-sensitive `contains()` query.
+    // For example, given a `log_tick__SeriesLine:StrokeWidth#width` index, all of the following
+    // would match: `SeriesLine:StrokeWidth#width`, `StrokeWidth`, `Stroke`, `Width`, `width`,
+    // `SeriesLine`, etc.
+    repeated string fuzzy_descriptors = 3;
+}
+
+message QueryManifestRangeRelevantChunks {
+    // Which index column should we perform the query on? E.g. `log_time`.
+    rerun.common.v0.IndexColumnSelector index = 1;
+
+    // What index range are we looking for?
+    rerun.common.v0.TimeRange index_range = 2;
+
+    // Which components are we interested in?
+    //
+    // If left unspecified, all existing components are considered of interest.
+    //
+    // This will perform a basic fuzzy match on the available columns' descriptors.
+    // The fuzzy logic is a simple case-sensitive `contains()` query.
+    // For example, given a `log_tick__SeriesLine:StrokeWidth#width` index, all of the following
+    // would match: `SeriesLine:StrokeWidth#width`, `StrokeWidth`, `Stroke`, `Width`, `width`,
+    // `SeriesLine`, etc.
+    repeated string fuzzy_descriptors = 3;
+}
+
+// Generic parameters that will influence the behavior of the Lance scanner.
+//
+// TODO(zehiko, cmc): This should be available for every endpoint that queries data in
+// one way or another.
+message ScanParameters {
+    // An arbitrary filter expression that will be passed to the Lance scanner as-is.
+    //
+    // ```text
+    // scanner.filter(filter)
+    // ```
+    string filter = 100;
+
+    // An arbitrary offset that will be passed to the Lance scanner as-is.
+    //
+    // ```text
+    // scanner.limit(_, limit_offset)
+    // ```
+    int64 limit_offset = 200;
+
+    // An arbitrary limit that will be passed to the Lance scanner as-is.
+    //
+    // ```text
+    // scanner.limit(limit_len, _)
+    // ```
+    int64 limit_len = 201;
+
+    // An arbitrary order clause that will be passed to the Lance scanner as-is.
+    //
+    // ```text
+    // scanner.order_by(…)
+    // ```
+    ScanParametersOrderClause order_by = 300;
+
+    // If set, the output of `scanner.explain_plan` will be dumped to the server's log.
+    bool explain = 400;
+}
+
+message ScanParametersOrderClause {
+    bool ascending = 10;
+    bool nulls_first = 20;
+    string column_name = 30;
+}
+
 // ---------------- GetRecordingSchema ------------------
 
 message GetRecordingSchemaRequest {