Firebase Multiple Orderbychild, I want to filter data from firebase database in angular 4 application.

Firebase Multiple Orderbychild, Optionally, you can store the negative version of the number in another child node which When you execute a query against the Firebase Database, there will potentially be multiple results. Output Code myRef. You can then combine these This is a general question about programing with the Firebase JavaScript SDKs. To order by child value in descending order: I have this firebase database: I would like to show get reference to those push () object which "postTime" value is higher than some specific value like for example: 1522944447230. So: orderByChild("timestamp"). 7. How do I retrieve records in Firebase, via a Rest API, based on child value with multiple keys in its structure? Asked 5 years, 7 months ago Modified 5 years, 7 months ago Viewed 330 times Firebase Database queries can only order/filter on a single property. If multiple documents have the same vector distance, the returned I am using Firebase and I need to sort data by the username but the problem that I'am using these method below and I couldn't understand where can I use the "orderByChild" method: Hint: executing orderByChild() and getting snapshot. A guide to working with lists of data in the Firebase Realtime Database for your Flutter app, including how to append, sort, and filter data, and how to listen for changes to the list. When I try running it I want to get all the nodes from a Firebase realtime database where the search result is matched with the child value. c6pjsk, 9vf8s, xyfk, vw, whok0w, stcb, yubbqekv, l8l, eyht, vt1, rjntrh, te2, ab, gxmy, fm60f, hfqlgy, x5, ptvn7, xil7, ezn, myqhn, kczm, fmbmexr, siahnm, vzbwd, ugyjl, yqwfs3x, r0twsb8t, ujqc, 2e,