const Knex = require('knex');
const knex = Knex({
client: 'pg'
});
knex('users').update({
weightsovertime: knex.raw('?? || ?::jsonb', [
'weightsovertime',
JSON.stringify({ weight: 35, date: '1/9/97' })
])
}).where('id', 20).toSQL().sql;
Created from: https://npm.runkit.com/knex