23 lines
816 B
SQL
23 lines
816 B
SQL
CREATE EXTENSION IF NOT EXISTS vector;
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CREATE TABLE IF NOT EXISTS rag_chunks (
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id UUID PRIMARY KEY DEFAULT uuidv7(),
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source_type VARCHAR(50) NOT NULL,
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source_id UUID NOT NULL,
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project_id UUID REFERENCES projects(id) ON DELETE CASCADE,
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chunk_index INT NOT NULL,
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content TEXT NOT NULL,
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embedding vector(1536),
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created_at TIMESTAMPTZ DEFAULT now(),
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updated_at TIMESTAMPTZ DEFAULT now()
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);
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CREATE INDEX idx_rag_chunks_source ON rag_chunks(source_type, source_id);
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CREATE INDEX idx_rag_chunks_project ON rag_chunks(project_id);
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CREATE INDEX idx_rag_chunks_embedding_hnsw ON rag_chunks USING hnsw (embedding vector_cosine_ops);
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CREATE TRIGGER trigger_rag_chunks_updated_at
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BEFORE UPDATE ON rag_chunks
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FOR EACH ROW
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EXECUTE FUNCTION update_updated_at();
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