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Merged
texodus merged 3 commits into from
Mar 9, 2026
Merged

Support for group_rollup_mode Virtual Server and total variant. #3135

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0735300
Add `total` mode
texodus Mar 8, 2026
4357aa7
Add `group_rollup_mode` support to DuckDB, Clickhouse and Polars models
texodus Mar 9, 2026
64ce27c
New theme & update `README.md`
texodus Mar 9, 2026
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2 changes: 1 addition & 1 deletion README.md
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Expand Up @@ -72,7 +72,7 @@ WebAssembly, Python, and Rust.
## Examples

<!-- Examples -->
<table><tbody><tr><td>editable</td><td>file</td><td>duckdb</td></tr><tr><td><a href="https://perspective-dev.github.io/block?example=editable"><img height="125" src="https://perspective-dev.github.io/blocks/editable/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=file"><img height="125" src="https://perspective-dev.github.io/blocks/file/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=duckdb"><img height="125" src="https://perspective-dev.github.io/blocks/duckdb/preview.png?" /></a></td></tr><tr><td>fractal</td><td>market</td><td>raycasting</td></tr><tr><td><a href="https://perspective-dev.github.io/block?example=fractal"><img height="125" src="https://perspective-dev.github.io/blocks/fractal/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=market"><img height="125" src="https://perspective-dev.github.io/blocks/market/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=raycasting"><img height="125" src="https://perspective-dev.github.io/blocks/raycasting/preview.png?" /></a></td></tr><tr><td>evictions</td><td>nypd</td><td>streaming</td></tr><tr><td><a href="https://perspective-dev.github.io/block?example=evictions"><img height="125" src="https://perspective-dev.github.io/blocks/evictions/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=nypd"><img height="125" src="https://perspective-dev.github.io/blocks/nypd/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=streaming"><img height="125" src="https://perspective-dev.github.io/blocks/streaming/preview.png?" /></a></td></tr><tr><td>covid</td><td>webcam</td><td>movies</td></tr><tr><td><a href="https://perspective-dev.github.io/block?example=covid"><img height="125" src="https://perspective-dev.github.io/blocks/covid/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=webcam"><img height="125" src="https://perspective-dev.github.io/blocks/webcam/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=movies"><img height="125" src="https://perspective-dev.github.io/blocks/movies/preview.png?" /></a></td></tr><tr><td>superstore</td><td>citibike</td><td>olympics</td></tr><tr><td><a href="https://perspective-dev.github.io/block?example=superstore"><img height="125" src="https://perspective-dev.github.io/blocks/superstore/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=citibike"><img height="125" src="https://perspective-dev.github.io/blocks/citibike/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=olympics"><img height="125" src="https://perspective-dev.github.io/blocks/olympics/preview.png?" /></a></td></tr><tr><td>dataset</td></tr><tr><td><a href="https://perspective-dev.github.io/block?example=dataset"><img height="125" src="https://perspective-dev.github.io/blocks/dataset/preview.png?" /></a></td></tr></tbody></table>
<table><tbody><tr><td>editable</td><td>file</td><td>duckdb</td></tr><tr><td><a href="https://perspective-dev.github.io/block?example=editable"><img height="125" src="https://perspective-dev.github.io/blocks/editable/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=file"><img height="125" src="https://perspective-dev.github.io/blocks/file/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=duckdb"><img height="125" src="https://perspective-dev.github.io/blocks/duckdb/preview.png?" /></a></td></tr><tr><td>fractal</td><td>market</td><td>raycasting</td></tr><tr><td><a href="https://perspective-dev.github.io/block?example=fractal"><img height="125" src="https://perspective-dev.github.io/blocks/fractal/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=market"><img height="125" src="https://perspective-dev.github.io/blocks/market/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=raycasting"><img height="125" src="https://perspective-dev.github.io/blocks/raycasting/preview.png?" /></a></td></tr><tr><td>evictions</td><td>nypd</td><td>streaming</td></tr><tr><td><a href="https://perspective-dev.github.io/block?example=evictions"><img height="125" src="https://perspective-dev.github.io/blocks/evictions/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=nypd"><img height="125" src="https://perspective-dev.github.io/blocks/nypd/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=streaming"><img height="125" src="https://perspective-dev.github.io/blocks/streaming/preview.png?" /></a></td></tr><tr><td>covid</td><td>webcam</td><td>movies</td></tr><tr><td><a href="https://perspective-dev.github.io/block?example=covid"><img height="125" src="https://perspective-dev.github.io/blocks/covid/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=webcam"><img height="125" src="https://perspective-dev.github.io/blocks/webcam/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=movies"><img height="125" src="https://perspective-dev.github.io/blocks/movies/preview.png?" /></a></td></tr><tr><td>superstore</td><td>olympics</td><td>dataset</td></tr><tr><td><a href="https://perspective-dev.github.io/block?example=superstore"><img height="125" src="https://perspective-dev.github.io/blocks/superstore/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=olympics"><img height="125" src="https://perspective-dev.github.io/blocks/olympics/preview.png?" /></a></td><td><a href="https://perspective-dev.github.io/block?example=dataset"><img height="125" src="https://perspective-dev.github.io/blocks/dataset/preview.png?" /></a></td></tr></tbody></table>
<!-- Examples -->

## Media
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1 change: 0 additions & 1 deletion examples/blocks/examples.js
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Expand Up @@ -24,7 +24,6 @@ const LOCAL_EXAMPLES = [
"webcam",
"movies",
"superstore",
"citibike",
"olympics",
"dataset",
];
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2 changes: 1 addition & 1 deletion examples/blocks/server.mjs
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Expand Up @@ -51,14 +51,14 @@ const dev_template = (name) => `
`;

const gists = [
"duckdb",
"fractal",
"raycasting",
"evictions",
"streaming",
"covid",
"movies",
"superstore",
"citibike",
"olympics",
"editable",
"file",
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2 changes: 1 addition & 1 deletion packages/viewer-datagrid/src/ts/custom_elements/datagrid.ts
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Expand Up @@ -134,7 +134,7 @@ export class HTMLPerspectiveViewerDatagridPluginElement
}

get group_rollups(): string[] {
return ["rollup", "flat"];
return ["rollup", "flat", "total"];
}

/**
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15 changes: 8 additions & 7 deletions rust/perspective-client/perspective.proto
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Expand Up @@ -207,6 +207,13 @@ message Response {
//
// Virtual API


enum GroupRollupMode {
ROLLUP = 0;
FLAT = 1;
TOTAL = 2;
}

// Informs the client of the feature set, e.g. what to expect in the
// `ViewConfig` message.
message GetFeaturesReq {}
Expand All @@ -218,6 +225,7 @@ message GetFeaturesResp {
bool sort = 5;
map<uint32, ColumnTypeOptions> filter_ops = 6;
map<uint32, AggregateOptions> aggregates = 7;
repeated GroupRollupMode group_rollup_mode = 8;

message ColumnTypeOptions {
repeated string options = 1;
Expand All @@ -233,7 +241,6 @@ message GetFeaturesResp {
}
}


// `Client::get_hosted_tables`
message GetHostedTablesReq {
bool subscribe = 1;
Expand Down Expand Up @@ -540,12 +547,6 @@ message ViewConfig {
AND = 0;
OR = 1;
}

enum GroupRollupMode {
ROLLUP = 0;
FLAT = 1;
// TOTAL = 2;
}
}

message ColumnsUpdate {
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13 changes: 13 additions & 0 deletions rust/perspective-client/src/rust/client.rs
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Expand Up @@ -91,6 +91,19 @@ impl<U: Copy + 'static> SystemInfo<U> {
#[derive(Clone, Debug, Default)]
pub struct Features(Arc<GetFeaturesResp>);

impl Features {
pub fn get_group_rollup_modes(&self) -> Vec<crate::config::GroupRollupMode> {
self.group_rollup_mode
.iter()
.map(|x| {
crate::config::GroupRollupMode::from(
crate::proto::GroupRollupMode::try_from(*x).unwrap(),
)
})
.collect::<Vec<_>>()
}
}

impl Deref for Features {
type Target = GetFeaturesResp;

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