Slaesforce FAQ

how to create map in salesforce

by Prof. Manuel Klein II Published 2 years ago Updated 2 years ago
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  • From Setup, enter Installed Packages in the Quick Find box, and then select Installed Packages.
  • Click Configure next to the Salesforce Maps package.
  • Select Nearby Map, and then click Create New.
  • Name your map, and then select what you want the map to show. For example: If You Select... The Map Shows ...
  • Customize your map, and then save your changes.

Part of a video titled Salesforce Tutorial Video | Salesforce Maps - YouTube
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Click new and then define the layer that you want to see for example we are going to choose a markerMoreClick new and then define the layer that you want to see for example we are going to choose a marker layer because we want to see all of the active accounts.

Full Answer

How to use Salesforce maps?

Salesforce Maps Permission Groups

  • Folder Administrator gives a select group of users the ability to manage user access and visibility to shared folders.
  • Allow Marker Exports helps the outside sales team export marker layer data into a .csv file.
  • Edit Details Tab Field allows users to make inline edits to Salesforce fields from the tooltip menu in Salesforce Maps. ...

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How to create custom field mapping in Salesforce?

  • In the Donor Survey row, click the menu arrow () and select View Field Mappings.
  • Click Create New Field Mapping.
  • Find and select Donor Survey Status (Donor_Survey_Status__c) as the source.
  • Find and select Status (Status__c) as the target.
  • Click Save.

How to display map on VF page in Salesforce?

public with sharing class MapAccCont { Map<Integer, Account> mapToAccount = new Map<Integer, Account>(); public MapAccCont() { Integer i = 0; for (Account a : [SELECT Id, Name FROM Account LIMIT 10]) { mapToAccount.put(i, a); i++; } } public Map<Integer, Account> getMapToAccount() { return mapToAccount; } }

What is map class in apex Salesforce?

  • The private access modifier declares that this class is only known locally, that is, only by this section of code. ...
  • The public access modifier declares that this class is visible in your application or namespace.
  • The global access modifier declares that this class is known by all Apex code everywhere. ...

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How do I create a map from a list in Salesforce?

Converting List to Map://Converting list to map.Map mapFromList = new Map(leadList);

How do I use a map in Salesforce?

How to use Map methods in SalesforceCreating a Map: Map variablename=new Map(); ... Different Methods in Map:put(key, value): It returns the value with given key in the map. ... clear(): It removes all the key-value mapping pairs from the map.get(key): ... keySet(): ... values(): ... size():More items...•

How do I create a map in Apex Salesforce?

To declare a map, use the Map keyword followed by the data types of the key and the value within <> characters. For example: Map country_currencies = new Map(); Map> m = new Map>(); You can use the generic or specific sObject data types with maps.

How do I create a flow map in Salesforce?

From Setup, in the Quick Find box, enter Flows , then select Flows.Click New Flow. Select Screen Flow, then click Next. ... Click New Resource. ... For the API name, enter recordId . ... Add an element, then select Get Records.Enter a label that relates to the object you're selecting for your flow. ... Click Done.

Does Salesforce have a mapping tool?

Salesforce Maps is a location intelligence and map visualization tool that integrates with your Salesforce CRM, simplifying territory management. With Salesforce Maps you can create territories for your field sales reps and easily see the outcomes.

Why map is used in Salesforce?

A map is a collection of key-value pairs where each unique key maps to a single value. Map keys can be any primitive data type like string, integer,decimal, Id while values can be a primitive, sObject, collection type or an Apex object.

What is map in SalesForce?

Map: A map is a collection of key-value pairs where each unique key maps to a single value. Keys can be any primitive data type, while values can be a primitive, sObject, collection type or an Apex object.

What are the methods of map in SalesForce?

Map Methodsclear() Removes all of the key-value mappings from the map.clone() Makes a duplicate copy of the map.containsKey(key) Returns true if the map contains a mapping for the specified key.deepClone() ... equals(map2) ... get(key) ... getSObjectType() ... hashCode()More items...

How do I add a record to a map in SalesForce?

Use myMap. values() to "flatten" the map into a List (in your case list of accounts), insert the whole list. Such flattening just keeps references so the original accounts in the map will be silently updated with the generated record Id.

What is set and map in Salesforce?

A map is a collection of key-value pairs where each unique key maps to a single value. Keys and values can be any data type—primitive types, collections, sObjects, user-defined types, and built-in Apex types. A set is an unordered collection of elements that do not contain any duplicates.

How do I make a collection flow?

To do so, select “Choose fields and assign variables (advanced)” option and then select the collection variable that you want to use. When Flow Builder creates a collection for you, it gives a name to the collection in a specific format; Object Name(s) from API Name of the Get Records action.

Can map have duplicate keys in Salesforce?

Features of Map KEY can't be duplicate like SET. VALUE can be duplicate like LIST. We can have keys or values of any data type (eg: string, integer, etc).

Salesforce Collection of Map Module

If you would like to become a Salesforce certified professional, then visit Mindmajix - A Global online training platform: “ Salesforce Certification Training ” Course. This course will help you to achieve excellence in this domain.

Collection-map with a sample program

Scenario: Add mobile brands with price lists and process them with step-by-step execution with collection functions. The below mentioned are 6 individual programs for adding mobile brand with price list via List.

How to declare a map?

To declare a map, use the Map keyword followed by the data types of the key and the value within <> characters. For example: You can use the generic or specific sObject data types with maps. You can also create a generic instance of a map.

What is a map in Apex?

A map is a collection of key-value pairs where each unique key maps to a single value. Keys and values can be any data type—primitive types, collections, sObjects, user-defined types, and built-in Apex types.

How many levels of nested collections can a map key have?

Map keys and values can contain any collection, and can contain nested collections. For example, you can have a map of Integers to maps, which, in turn, map Strings to lists. Map keys can contain up to seven levels of nested collections, that is, up to eight levels overall.

How to determine uniqueness of map keys?

Uniqueness of map keys of user-defined types is determined by the equals and hashCode methods, which you provide in your classes. Uniqueness of keys of all other non-primitive types, such as sObject keys, is determined by comparing the objects’ field values.

Can a map have a nested collection?

Map keys and values can contain any collection, and can contain nested collections. For example, you can have a map of Integers to maps, which, in turn, map Strings to lists. Map keys can contain up to only four levels of nested collections.

Can you use generic data types with maps?

You can use the generic or specific sObject data types with maps. You can also create a generic instance of a map. As with lists, you can populate map key-value pairs when the map is declared by using curly brace ( {}) syntax. Within the curly braces, specify the key first, then specify the value for that key using =>.

Can you use map keys in the same order?

You can rely on the order being the same in each subsequent execution of the same code. However, we recommend to always access map elements by key. A map key can hold the null value. Adding a map entry with a key that matches an existing key in the map overwrites the existing entry with that key with the new entry.

What is Visualforce component?

Visualforce provides a set of related mapping components. The <apex:map > component defines the map canvas, including size, type, center point, and initial zoom level. The <apex:mapMarker > child component defines the markers to place on the map by address or geolocation (latitude and longitude). You can use the <apex:mapInfoWindow > component to add customizable information panels that appear when a marker is clicked or tapped.

How does VisualForce work?

Maps that you define in Visualforce markup generate JavaScript code to render onto the page. This JavaScript connects to a mapping service and builds the map by fetching map tiles and placing markers. If your items to be mapped don’t have a latitude and longitude, Visualforce maps can geocode their addresses. After the map renders, your users can interact with the map by panning and zooming, just like they’re used to with other map sites. The effect is as if you wrote your own custom JavaScript to interact with a third-party mapping service, but without actually needing to write it. You define the map in Visualforce and get the mapping JavaScript for free.

Can you add markers to a map?

You can add markers to a map to represent specific locations using the <apex:mapMarker> component. You can include text that displays when a pointer hovers over the marker. Using Custom Marker Icons. The Visualforce map marker icon is functional but plain.

Can you geocode a map?

If your items to be mapped don’t have a latitude and longitude, Visualforce maps can geocode their addresses. After the map renders, your users can interact with the map by panning and zooming, just like they’re used to with other map sites.

What is a map method?

The Map methods are all instance methods, that is, they operate on a particular instance of a map. The following are the instance methods for maps.

What does the new mappings from fromMap replace?

The new mappings from fromMap replace any mappings that the original map had.

How to determine uniqueness of map keys?

Uniqueness of map keys of user-defined types is determined by the equals and hashCode methods, which you provide in your classes. Uniqueness of keys of all other non-primitive types, such as sObject keys, is determined by comparing the objects’ field values.

What is map2 argument?

The map2 argument is the map to compare this map with.

How to tell if two maps are equal?

Two maps are equal if their key/value pairs are identical, regardless of the order of those pairs. The == operator is used to compare the map keys and values. The == operator is equivalent to calling the equals method, so you can call map1.equals (map2); instead of map1 == map2;.

How to make a shallow copy of a map without duplicating the sObject records it contains?

To make a shallow copy of a map without duplicating the sObject records it contains, use the clone () method.

What is the operator of map1?

The == operator is equivalent to calling the equals method, so you can call map1.equals (map2); instead of map1 == map2;.

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