Announcement: All noncommercial projects registered to use Earth Engine beforeApril 15, 2025mustverify noncommercial eligibilityto maintain access. If you have not verified by September 26, 2025, your access may be on hold.
ee.Join.innerStay organized with collectionsSave and categorize content based on your preferences.
Returns a join that pairs elements from the primary collection with matching elements from the secondary collection. Each result has a 'primary' property that contains the element from the primary collection, and a 'secondary' property containing the matching element from the secondary collection. If measureKey is specified, the join measure is also attached to the object as a property.
Usage
Returns
ee.Join.inner(primaryKey,secondaryKey,measureKey)
Join
Argument
Type
Details
primaryKey
String, default: "primary"
The property name used to save the primary match.
secondaryKey
String, default: "secondary"
The property name used to save the secondary match.
measureKey
String, default: null
An optional property name used to save the measure of the join condition.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2023-10-06 UTC."],[],["The `ee.Join.inner` function creates a join between two collections, pairing elements based on matching criteria. Results contain a 'primary' element and a 'secondary' element. Custom names for these properties can be specified using `primaryKey` and `secondaryKey`. An optional `measureKey` allows for storing a measure associated with the join condition in the resulting object. It returns a `Join` object.\n"]]