42803bd946
Single MySQL connection cannot handle concurrent prepared statements via Promise.all — causes protocol conflicts and JSON parse errors. Switch all bi.queries.js functions to use pool.execute() (each query gets its own connection from pool). Bump connectionLimit 10→20. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
16 lines
330 B
JavaScript
16 lines
330 B
JavaScript
/**
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* MySQL pool — read-only no RDS (cambio_db)
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*/
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const mysql = require('mysql2/promise');
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const pool = mysql.createPool({
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host: process.env.MYSQL_URL,
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user: process.env.USER_MYSQL,
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password: process.env.PW_MYSQL,
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database: 'cambio_db',
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waitForConnections: true,
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connectionLimit: 20,
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});
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module.exports = pool;
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