Data Workbench Overview

The Data Workbench (frontend/data-workbench/) provides 50 components for data engineering: catalog browsing, lineage visualization, ontology design, pipeline construction, dbt model editing, SQL query execution, governance management, data quality monitoring, and cluster administration.

Architecture

data-workbench/src/
  components/
    CatalogBrowser/       # CatalogBrowser, types
    Lineage/              # LineageViewer, ColumnLineageGraph, DataFlowView, NodeDetailPanel
    OntologyBuilder/      # OntologyCanvas, ObjectTypeNode, ObjectTypeDialog, LinkLine, etc.
    PipelineBuilder/      # PipelineCanvas, PipelineNode, NodePalette, NodeConfigPanel
    DbtEditor/            # DbtEditor, DbtModelTree, DbtResultsPanel
    QueryEditor/          # SqlEditor, ResultsGrid, QueryHistory
    GovernancePanel/      # GovernancePanel, ConnectedGovernancePanel
    QualityDashboard/     # Data quality dashboard
    Clusters/             # ClusterCard, ClusterCostCard, NewClusterModal
    LineageExplorer/      # Enhanced lineage explorer
    SemanticLayer/        # Semantic layer editor
    JobScheduler/         # Job scheduling
    DataAssistant/        # AI assistant for data
    DataCatalog/          # Data catalog view
    SLA/                  # SLATracker
    StatusBar/            # GlobalStatusBar
    advanced/             # QueryHistory, SchemaExplorer
  layouts/
    UnifiedLayout.tsx     # IDE-style unified layout
  store/
    layoutStore.ts        # Panel layout state

Key Features

Feature	Section	Description
Catalog Browser	Asset discovery, metadata	Search, browse, tag data assets
Lineage Viewer	End-to-end lineage	Table, column, pipeline lineage
Ontology Builder	Visual ontology design	Object types, properties, relationships
Pipeline Editor	Pipeline construction	DAG editor with node palette
dbt Editor	dbt model development	Model tree, SQL editor, results
Query Editor	SQL execution	Monaco SQL editor with results
Governance	Access policies	Classification, policies, requests
Data Quality	Quality monitoring	Quality dashboard, SLA tracking
Clusters	Compute management	Cluster provisioning, cost tracking

Data Workbench Catalog Browser