Custom indexes can be requested on both standard and custom fields by creating a case with Salesforce Support. You will need to provide your SOQL query that contains the field to be indexed in the WHERE clause and any bind values. See Checklist for SOQL Custom Index Requests for a full list of information to include in your request.
Full Answer
Which fields are automatically indexed in Salesforce?
-Fields that are automatically indexed in Salesforce are:- ->Record Type Id ->Division ->Created Date ->Systemmodstamp (Last Modified Date) ->Name ->Email (for contacts and leads) ->Foreign key relationships (lookups and master-detail) ->The unique Salesforce record ID, which is that the primary key for every object.
How to create tighter queries with custom indexing in Salesforce?
Consider an indexed filter or contact salesforce.com about custom indexing. The workaround is to try and create tighter queries by using a standard Salesforce field that has been indexed.
What happens when a field is indexed in a database?
When a field is indexed, its values are stored in a more efficient data structure. This takes up more space but improves performance when using two or more filters with indexed fields in a query.
How do I Self-Service an index on a field?
If it is a custom field you have added, you can self-service an index on a field by making it an "External ID" - click through the setup menu to customise the field and select the option from General Options.
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How do I index a field in Salesforce?
If it is a custom field you have added, you can self-service an index on a field by making it an "External ID" - click through the setup menu to customise the field and select the option from General Options.
Can we index formula fields in Salesforce?
Yes, you can request to have indexes created on custom formula fields provided that they are deterministic - generally speaking, that they don't have cross-object references, dependency on the current date, or references to fields that have some special built-in functionality.
What is the use of index field in Salesforce?
In the modern cloud application with a large data set like Salesforce, indexing is very important to allow an application to search and return results to users at a minimum time and cost. Indexing will also be used by query optimizer to gather the statistics of each index.
Which fields are automatically indexed in Salesforce?
Fields that are automatically indexed in Salesforce are:RecordTypeId.Division.CreatedDate.Systemmodstamp (LastModifiedDate)Name.Email (for contacts and leads)Foreign key relationships (lookups and master-detail)The unique Salesforce record ID, which is the primary key for each object.
How is indexing done?
Indexing is a way of sorting a number of records on multiple fields. Creating an index on a field in a table creates another data structure which holds the field value, and a pointer to the record it relates to. This index structure is then sorted, allowing Binary Searches to be performed on it.
How do I make a field searchable in Salesforce?
Choose Use a formula to set the new value and then click Show Formula Editor and select the "Insert Field" button to locate and select the desired field that you would like to make searchable. See Calculate Field Values With Formulas and Considerations for Field Update Actions for additional details.
Which field type can be indexed?
The following fields are indexed by default: primary keys (Id, Name and Owner fields), foreign keys (lookup or master-detail relationship fields), audit dates (such as LastModifiedDate), and custom fields marked as External ID or Unique.
What is index table in Salesforce?
Index Tables The Salesforce multitenant architecture makes the underlying data table for custom fields unsuitable for indexing. To overcome this limitation, the platform creates an index table that contains a copy of the data, along with information about the data types.
How do you check if a field is indexed or not Salesforce?
Identifying Salesforce fields that have an index When you're designing filters for a report, list view, or SOQL query, you can confirm that your filter condition fields have indexes by checking the field lists on an object's detail page. Notice that the Indexed column clearly indicates whether a field has an index.
How do you create an index?
There are four steps for constructing an index: 1) selecting the possible items that represent the variable of interest, 2) examining the empirical relationship between the selected items, 3) providing scores to individual items that are then combined to represent the index, and 4) validating the index.
What are types of indexing?
There are primarily three methods of indexing:Clustered Indexing.Non-Clustered or Secondary Indexing.Multilevel Indexing.
How will you decide fields on which we create index?
Decide which fields to index You can create indexes that are based on a single field or on multiple fields. You'll probably want to index fields that you search frequently, fields that you sort, and fields that you join to fields in other tables in multiple table queries.
How to self service an index field?
If it is a custom field you have added, you can self-service an index on a field by making it an "External ID" - click through the setup menu to customise the field and select the option from General Options.
Is a filter selective if it is indexed?
Even if a field is indexed a filter might still not be selective when: 1. The filter value includes null (for instance binding with a list that contains null) 2. Data skew exists whereby the number of matching rows is very large (for instance, filtering for a particular foreign key value that occurs many times) ...
Standard Indexed Fields
I was recently doing some consulting for a company that works with Salesforce managed packages . They’d come across a problem that had turned into one heckuva knot they were having trouble unraveling. Turns out the issue had to do with some obscure details about Salesforce indexing of fields on its standard objects.
What happens if I need more indexed fields in Salesforce?
By default your primary keys, forgeign keys, custom fields marked as External Ids/Unique along with the system audit dates (like last modified) are indexed. If you have a specific field that you need indexed, you can reach out to Salesforce support.
