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feat: add rw_actor_splits
#18746
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shanicky
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18260-feat-a-system-table-to-inspect-source-splits
Sep 27, 2024
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feat: add rw_actor_splits
#18746
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6e8efe2
Add ListActorSplits RPC & handler, integrate with system catalog, upd…
shanicky ea4bae6
Refactor `rw_actor_splits.rs`: Rename struct, change `split_id` type,…
shanicky 7bb6408
Add `FragmentType` enum and field to `ListActorSplitsResponse` in pro…
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51 changes: 51 additions & 0 deletions
51
src/frontend/src/catalog/system_catalog/rw_catalog/rw_actor_splits.rs
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Original file line number | Diff line number | Diff line change |
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// Copyright 2024 RisingWave Labs | ||
// | ||
// Licensed under the Apache License, Version 2.0 (the "License"); | ||
// you may not use this file except in compliance with the License. | ||
// You may obtain a copy of the License at | ||
// | ||
// http://www.apache.org/licenses/LICENSE-2.0 | ||
// | ||
// Unless required by applicable law or agreed to in writing, software | ||
// distributed under the License is distributed on an "AS IS" BASIS, | ||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
// See the License for the specific language governing permissions and | ||
// limitations under the License. | ||
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use risingwave_common::types::Fields; | ||
use risingwave_frontend_macro::system_catalog; | ||
use risingwave_pb::meta::list_actor_splits_response::{ActorSplit, FragmentType}; | ||
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use crate::catalog::system_catalog::SysCatalogReaderImpl; | ||
use crate::error::Result; | ||
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#[derive(Fields)] | ||
#[primary_key(actor_id, split_id, source_id)] | ||
struct RwActorSplit { | ||
actor_id: i32, | ||
split_id: String, | ||
source_id: i32, | ||
fragment_id: i32, | ||
fragment_type: String, | ||
} | ||
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impl From<ActorSplit> for RwActorSplit { | ||
fn from(actor_split: ActorSplit) -> Self { | ||
Self { | ||
actor_id: actor_split.actor_id as _, | ||
split_id: actor_split.split_id, | ||
source_id: actor_split.source_id as _, | ||
fragment_id: actor_split.fragment_id as _, | ||
fragment_type: FragmentType::try_from(actor_split.fragment_type) | ||
.unwrap_or(FragmentType::Unspecified) | ||
.as_str_name() | ||
.to_string(), | ||
} | ||
} | ||
} | ||
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#[system_catalog(table, "rw_catalog.rw_actor_splits")] | ||
async fn read_rw_actor_splits(reader: &SysCatalogReaderImpl) -> Result<Vec<RwActorSplit>> { | ||
let actor_splits = reader.meta_client.list_actor_splits().await?; | ||
Ok(actor_splits.into_iter().map(RwActorSplit::from).collect()) | ||
} |
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Can we add a column
type
to show whether it's source fragment or backfill fragment here?There was a problem hiding this comment.
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Do we need to differentiate between the backfill source and the downstream?
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added