I have JSON Format like below [ { "january" : { "food" : { "actual_budget" : "2000", "spent" : "1500" }, "cloths" : { "actual_budget" : "4000", "spent" : "2500" }, "medicine" : { "actual_budget" : "5000", "spent" : "500" } }, "februrary" : { "food…

That doesn’t look like a format that scales. I suggest you read the Firebase docs on keeping your data flat.

I gone through but i didn’t get clearly as their examples are very few. I am completely new to this. So if someone helps for first time then i will catch it. Still i am going through few

The basic issue is that if you’re looping through a structure 2 levels deep, you’re exposing yourself to a problem. You can end up having to load something huge in order to get at one data point. Take a look at how they suggest storing chat messages, to keep the storage flat. Your budget categories …

I gone through few videos and tutorials… But not getting how to improve my database structure and how to retrieve those. If you guide me it will be helpful to go to next task

I think he’s referring to “flattening” your data. For example, you could remove a layer by using January: { "food_budget": "2000", "food_spent": "1500", "clothes_budget": "4000", "clothes_spent": "2500" } Or, probably better… food_budget: { "January": "2000", "February": "3000", "March": "1750" …

[image] Nagaraj035: I gone through few videos and tutorials Don’t do this. There’s a lot of third-tier information out there. It’s not surprising you didn’t get anywhere. Start with the official docs, and go deep into them. The docs are good for both Firebase and Angular. (Ionic is only abou…

I structured database can you please review it [image] Firebase database structure review and need help to retrieve it ionic-v3 Here I have structured my example firebase database json. I need to know whether i am doing it correctly or not. And i like to know which db is g…

[image] Firebase database structure review and need help to retrieve it ionic-v3 Here I have structured my example firebase database json. I need to know whether i am doing it correctly or not. And i like to know which db is good for ionic 2+ [ { "months": { "month…

Retrieving data from firebase database through loop

Ionic Framework ionic-v3

Nagaraj035 September 20, 2017, 4:01pm 9

Please check this

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Retrieving data from firebase database through loop

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