graphql/dataloader

[QUESTION] Is possible chain two dataloaders?

Aperta

#229 aperta il 20 nov 2019

 (1 commento) (3 reazioni) (0 assegnatari)JavaScript (556 fork)batch import
help wanted

Metriche repository

Star
 (12.520 stelle)
Metriche merge PR
 (Metriche PR in attesa)

Descrizione

Hi, is it possible chain two dataloaders? I have one resolver where I need using two dataloaders, is it possible? I can't use SQL join because it's slow.

async (row, _, { dataSources }) => {
    const partialData = await dataloader1(dataSources).load(row.id);
    if (partialData === null) {
        return null;
    }
    return await dataloader2(dataSources).load(partialData.id);
}

Guida contributor