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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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2023-10-06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."],[[["\u003cp\u003ePerforms an inner join between two collections based on matching keys.\u003c/p\u003e\n"],["\u003cp\u003eReturns a new collection where each element includes the matched primary and secondary elements as properties.\u003c/p\u003e\n"],["\u003cp\u003eOptionally calculates and includes a join measure as a property if a measureKey is specified.\u003c/p\u003e\n"]]],["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"],null,["# ee.Join.inner\n\nReturns 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.\n\n\u003cbr /\u003e\n\n| Usage | Returns |\n|---------------------------------------------------------------------|---------|\n| `ee.Join.inner(`*primaryKey* `, `*secondaryKey* `, `*measureKey*`)` | Join |\n\n| Argument | Type | Details |\n|----------------|------------------------------|---------------------------------------------------------------------------|\n| `primaryKey` | String, default: \"primary\" | The property name used to save the primary match. |\n| `secondaryKey` | String, default: \"secondary\" | The property name used to save the secondary match. |\n| `measureKey` | String, default: null | An optional property name used to save the measure of the join condition. |"]]