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select specific columns from join? #392

@npow

Description

@npow

I have the following query which is working, but I only need a subset of the columns to be returned.

knex
  .select('*')
  .from('regions')
  .leftJoin('ads', 'ads.region_id', 'regions.id')
  .leftJoin('pages', 'pages.id', 'ads.page_id')
  .leftJoin('items', 'items.id', 'regions.item_id')
  .limit(1);

I've tried doing:

var columns = [
  'regions.start_date',
  'regions.end_date',
  'items.title'
];

sql = knex
  .select(columns.join(','))
  .from('regions')
  .leftJoin('ads', 'ads.region_id', 'regions.id')
  .leftJoin('pages', 'pages.id', 'ads.page_id')
  .leftJoin('items', 'items.id', 'regions.item_id')
  .limit(1);
console.log(sql.toString());

But it looks like the generated sql isn't balancing the quotes correctly:

select "regions"."start_date,regions"."end_date,items"."title" from "regions" left join "ads" on "ads"."region_id" = "regions"."id" left join "pages" on "pages"."id" = "ads"."page_id" left join "items" on "items"."id" = "regions"."item_id" limit '1'

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