Init

2026-01-18 16:25:00 -06:00
parent 08ccabb5a9
commit cc6e7a5c89
57 changed files with 23315 additions and 1 deletions
@@ -0,0 +1,149 @@
+-- CodeGraph SQLite Schema
+-- Version 1
+
+-- Schema version tracking
+CREATE TABLE IF NOT EXISTS schema_versions (
+    version INTEGER PRIMARY KEY,
+    applied_at INTEGER NOT NULL,
+    description TEXT
+);
+
+-- Insert initial version
+INSERT INTO schema_versions (version, applied_at, description)
+VALUES (1, strftime('%s', 'now') * 1000, 'Initial schema');
+
+-- =============================================================================
+-- Core Tables
+-- =============================================================================
+
+-- Nodes: Code symbols (functions, classes, variables, etc.)
+CREATE TABLE IF NOT EXISTS nodes (
+    id TEXT PRIMARY KEY,
+    kind TEXT NOT NULL,
+    name TEXT NOT NULL,
+    qualified_name TEXT NOT NULL,
+    file_path TEXT NOT NULL,
+    language TEXT NOT NULL,
+    start_line INTEGER NOT NULL,
+    end_line INTEGER NOT NULL,
+    start_column INTEGER NOT NULL,
+    end_column INTEGER NOT NULL,
+    docstring TEXT,
+    signature TEXT,
+    visibility TEXT,
+    is_exported INTEGER DEFAULT 0,
+    is_async INTEGER DEFAULT 0,
+    is_static INTEGER DEFAULT 0,
+    is_abstract INTEGER DEFAULT 0,
+    decorators TEXT, -- JSON array
+    type_parameters TEXT, -- JSON array
+    updated_at INTEGER NOT NULL
+);
+
+-- Edges: Relationships between nodes
+CREATE TABLE IF NOT EXISTS edges (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    source TEXT NOT NULL,
+    target TEXT NOT NULL,
+    kind TEXT NOT NULL,
+    metadata TEXT, -- JSON object
+    line INTEGER,
+    col INTEGER,
+    FOREIGN KEY (source) REFERENCES nodes(id) ON DELETE CASCADE,
+    FOREIGN KEY (target) REFERENCES nodes(id) ON DELETE CASCADE
+);
+
+-- Files: Tracked source files
+CREATE TABLE IF NOT EXISTS files (
+    path TEXT PRIMARY KEY,
+    content_hash TEXT NOT NULL,
+    language TEXT NOT NULL,
+    size INTEGER NOT NULL,
+    modified_at INTEGER NOT NULL,
+    indexed_at INTEGER NOT NULL,
+    node_count INTEGER DEFAULT 0,
+    errors TEXT -- JSON array
+);
+
+-- Unresolved References: References that need resolution after full indexing
+CREATE TABLE IF NOT EXISTS unresolved_refs (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    from_node_id TEXT NOT NULL,
+    reference_name TEXT NOT NULL,
+    reference_kind TEXT NOT NULL,
+    line INTEGER NOT NULL,
+    col INTEGER NOT NULL,
+    candidates TEXT, -- JSON array
+    FOREIGN KEY (from_node_id) REFERENCES nodes(id) ON DELETE CASCADE
+);
+
+-- =============================================================================
+-- Indexes for Query Performance
+-- =============================================================================
+
+-- Node indexes
+CREATE INDEX IF NOT EXISTS idx_nodes_kind ON nodes(kind);
+CREATE INDEX IF NOT EXISTS idx_nodes_name ON nodes(name);
+CREATE INDEX IF NOT EXISTS idx_nodes_qualified_name ON nodes(qualified_name);
+CREATE INDEX IF NOT EXISTS idx_nodes_file_path ON nodes(file_path);
+CREATE INDEX IF NOT EXISTS idx_nodes_language ON nodes(language);
+CREATE INDEX IF NOT EXISTS idx_nodes_file_line ON nodes(file_path, start_line);
+
+-- Full-text search index on node names and docstrings
+CREATE VIRTUAL TABLE IF NOT EXISTS nodes_fts USING fts5(
+    id,
+    name,
+    qualified_name,
+    docstring,
+    content='nodes',
+    content_rowid='rowid'
+);
+
+-- Triggers to keep FTS index in sync
+CREATE TRIGGER IF NOT EXISTS nodes_ai AFTER INSERT ON nodes BEGIN
+    INSERT INTO nodes_fts(rowid, id, name, qualified_name, docstring)
+    VALUES (NEW.rowid, NEW.id, NEW.name, NEW.qualified_name, NEW.docstring);
+END;
+
+CREATE TRIGGER IF NOT EXISTS nodes_ad AFTER DELETE ON nodes BEGIN
+    INSERT INTO nodes_fts(nodes_fts, rowid, id, name, qualified_name, docstring)
+    VALUES ('delete', OLD.rowid, OLD.id, OLD.name, OLD.qualified_name, OLD.docstring);
+END;
+
+CREATE TRIGGER IF NOT EXISTS nodes_au AFTER UPDATE ON nodes BEGIN
+    INSERT INTO nodes_fts(nodes_fts, rowid, id, name, qualified_name, docstring)
+    VALUES ('delete', OLD.rowid, OLD.id, OLD.name, OLD.qualified_name, OLD.docstring);
+    INSERT INTO nodes_fts(rowid, id, name, qualified_name, docstring)
+    VALUES (NEW.rowid, NEW.id, NEW.name, NEW.qualified_name, NEW.docstring);
+END;
+
+-- Edge indexes
+CREATE INDEX IF NOT EXISTS idx_edges_source ON edges(source);
+CREATE INDEX IF NOT EXISTS idx_edges_target ON edges(target);
+CREATE INDEX IF NOT EXISTS idx_edges_kind ON edges(kind);
+CREATE INDEX IF NOT EXISTS idx_edges_source_kind ON edges(source, kind);
+CREATE INDEX IF NOT EXISTS idx_edges_target_kind ON edges(target, kind);
+
+-- File indexes
+CREATE INDEX IF NOT EXISTS idx_files_language ON files(language);
+CREATE INDEX IF NOT EXISTS idx_files_modified_at ON files(modified_at);
+
+-- Unresolved refs indexes
+CREATE INDEX IF NOT EXISTS idx_unresolved_from_node ON unresolved_refs(from_node_id);
+CREATE INDEX IF NOT EXISTS idx_unresolved_name ON unresolved_refs(reference_name);
+
+-- =============================================================================
+-- Vector Storage (for future semantic search)
+-- =============================================================================
+
+-- Vector embeddings for semantic search
+-- Note: No foreign key constraint to allow standalone vector testing
+-- The VectorManager handles node-vector relationship at the application level
+CREATE TABLE IF NOT EXISTS vectors (
+    node_id TEXT PRIMARY KEY,
+    embedding BLOB NOT NULL, -- Float32 array stored as blob
+    model TEXT NOT NULL, -- Model used to generate embedding
+    created_at INTEGER NOT NULL
+);
+
+CREATE INDEX IF NOT EXISTS idx_vectors_model ON vectors(model);