mongo-sql/helpers/query/partition.js

A mongo-like interface for sql generation, postgres-style

var helpers = require('../../lib/query-helpers');
var utils = require('../../lib/utils');

helpers.register('partition', function(partition, values, query) {
  if (!Array.isArray(partition)) {
    var val = (partition||'').toString();
    partition = val ? [val] : [];
  }

  var clause = partition.map(function(col) {
    return utils.quoteObject(col, query.__defaultTable);
  }).join(', ');

  return clause ? 'partition by ' + clause : '';
});