56 lines
2.6 KiB
SQL
56 lines
2.6 KiB
SQL
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-- Workflow Relations Schema
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-- Stores semantic relations between workflow canvas nodes with versioning support
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-- Table for storing workflow relations with relation wording
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CREATE TABLE IF NOT EXISTS workflow_relations (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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workflow_id VARCHAR(255) NOT NULL,
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version INTEGER NOT NULL,
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source_node_id VARCHAR(255) NOT NULL,
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target_node_id VARCHAR(255) NOT NULL,
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relation_type VARCHAR(50) NOT NULL, -- data-flow, dependency, conditional, parallel
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label TEXT NOT NULL,
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relation_wording JSONB NOT NULL, -- {verb, source_output, target_input, connection_type, confidence, semantic_match}
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metadata JSONB,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (workflow_id) REFERENCES workflows(id) ON DELETE CASCADE,
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UNIQUE(workflow_id, source_node_id, target_node_id, version)
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);
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-- Table for versioned history of relation changes
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CREATE TABLE IF NOT EXISTS workflow_relation_versions (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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workflow_id VARCHAR(255) NOT NULL,
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edge_id VARCHAR(255) NOT NULL,
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version_num INTEGER NOT NULL,
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operation VARCHAR(10) NOT NULL, -- CREATE, UPDATE, DELETE
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snapshot JSONB NOT NULL,
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changed_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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changed_by VARCHAR(255),
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fields_changed JSONB, -- ["field1", "field2"]
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FOREIGN KEY (workflow_id) REFERENCES workflows(id) ON DELETE CASCADE,
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UNIQUE(workflow_id, edge_id, version_num)
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);
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-- Table for GraphRAG indexing metadata
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CREATE TABLE IF NOT EXISTS workflow_rag_index (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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workflow_id VARCHAR(255) NOT NULL UNIQUE,
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version INTEGER NOT NULL,
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indexed_status VARCHAR(20) NOT NULL DEFAULT 'pending', -- pending, indexed, partial, failed
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embedding_model VARCHAR(100),
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last_indexed_at TIMESTAMP,
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index_metadata JSONB,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (workflow_id) REFERENCES workflows(id) ON DELETE CASCADE
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);
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-- Indexes for performance
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CREATE INDEX idx_workflow_relations_workflow_version ON workflow_relations(workflow_id, version);
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CREATE INDEX idx_workflow_relations_type ON workflow_relations(relation_type);
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CREATE INDEX idx_workflow_relations_nodes ON workflow_relations(source_node_id, target_node_id);
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CREATE INDEX idx_workflow_relation_versions_workflow_edge ON workflow_relation_versions(workflow_id, edge_id);
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CREATE INDEX idx_workflow_relation_versions_operation ON workflow_relation_versions(operation);
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CREATE INDEX idx_workflow_rag_index_status ON workflow_rag_index(indexed_status);
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