exclaim-recovery-database
Version:
Shared database schemas for Exclaim Recovery platform
91 lines • 4.08 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
require("dotenv/config");
const node_postgres_1 = require("drizzle-orm/node-postgres");
const pg_1 = require("pg");
const drizzle_orm_1 = require("drizzle-orm");
const schema = __importStar(require("./schema.js"));
async function main() {
// Get connection string from environment
const connectionString = process.env.VERCEL_POSTGRES_URL;
if (!connectionString) {
console.error('No VERCEL_POSTGRES_URL found in environment');
process.exit(1);
}
console.log('Connecting to database...');
const pool = new pg_1.Pool({
connectionString,
});
const db = (0, node_postgres_1.drizzle)(pool, { schema });
try {
// First, ensure the pgvector extension is installed
console.log('Installing pgvector extension...');
await db.execute((0, drizzle_orm_1.sql) `CREATE EXTENSION IF NOT EXISTS vector`);
// Create array_to_vector function for easy conversion from JavaScript arrays
console.log('Creating array_to_vector function...');
await db.execute((0, drizzle_orm_1.sql) `
CREATE OR REPLACE FUNCTION array_to_vector(float8[])
RETURNS vector
LANGUAGE SQL
IMMUTABLE
RETURNS NULL ON NULL INPUT
PARALLEL SAFE
AS 'SELECT $1::vector';
`);
// Create HNSW indexes for all vector columns
console.log('Creating HNSW indexes for vector columns...');
// Initialize vectors with HNSW index for cosine similarity search
await db.execute((0, drizzle_orm_1.sql) `
CREATE INDEX IF NOT EXISTS smart_recovery_vector_idx ON "SMARTRecoveryDocument" USING hnsw ("vector" vector_cosine_ops);
CREATE INDEX IF NOT EXISTS scientific_study_vector_idx ON "ScientificStudyDocument" USING hnsw ("vector" vector_cosine_ops);
CREATE INDEX IF NOT EXISTS document_vector_idx ON "Document" USING hnsw ("vector" vector_cosine_ops);
CREATE INDEX IF NOT EXISTS user_document_vector_idx ON "UserDocument" USING hnsw ("vector" vector_cosine_ops);
CREATE INDEX IF NOT EXISTS ga_step_vector_idx ON "GAStepDocument" USING hnsw ("vector" vector_cosine_ops);
CREATE INDEX IF NOT EXISTS ga_resource_vector_idx ON "GAResourceDocument" USING hnsw ("vector" vector_cosine_ops);
CREATE INDEX IF NOT EXISTS ga_reflection_vector_idx ON "GAReflectionDocument" USING hnsw ("vector" vector_cosine_ops);
`);
console.log('Vector initialization complete!');
}
catch (error) {
console.error('Error initializing vector database:', error);
process.exit(1);
}
finally {
await pool.end();
}
}
main();
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