Reference documentation and code samples for the Firestore in Datastore mode V1 API class Google::Cloud::Datastore::V1::AggregationQuery::Aggregation::Avg.
Average of the values of the requested property.
Only numeric values will be aggregated. All non-numeric values
including NULL are skipped.
If the aggregated values contain NaN, returns NaN. Infinity math
follows IEEE-754 standards.
If the aggregated value set is empty, returns NULL.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-09-04 UTC."],[],[],null,["# Firestore in Datastore mode V1 API - Class Google::Cloud::Datastore::V1::AggregationQuery::Aggregation::Avg (v1.4.1)\n\nVersion latestkeyboard_arrow_down\n\n- [1.4.1 (latest)](/ruby/docs/reference/google-cloud-datastore-v1/latest/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [1.4.0](/ruby/docs/reference/google-cloud-datastore-v1/1.4.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [1.3.1](/ruby/docs/reference/google-cloud-datastore-v1/1.3.1/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [1.2.0](/ruby/docs/reference/google-cloud-datastore-v1/1.2.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [1.1.0](/ruby/docs/reference/google-cloud-datastore-v1/1.1.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [1.0.1](/ruby/docs/reference/google-cloud-datastore-v1/1.0.1/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.19.0](/ruby/docs/reference/google-cloud-datastore-v1/0.19.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.18.0](/ruby/docs/reference/google-cloud-datastore-v1/0.18.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.17.0](/ruby/docs/reference/google-cloud-datastore-v1/0.17.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.16.3](/ruby/docs/reference/google-cloud-datastore-v1/0.16.3/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.15.0](/ruby/docs/reference/google-cloud-datastore-v1/0.15.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.14.0](/ruby/docs/reference/google-cloud-datastore-v1/0.14.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.13.1](/ruby/docs/reference/google-cloud-datastore-v1/0.13.1/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.12.0](/ruby/docs/reference/google-cloud-datastore-v1/0.12.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.11.1](/ruby/docs/reference/google-cloud-datastore-v1/0.11.1/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.10.0](/ruby/docs/reference/google-cloud-datastore-v1/0.10.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.9.0](/ruby/docs/reference/google-cloud-datastore-v1/0.9.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.8.0](/ruby/docs/reference/google-cloud-datastore-v1/0.8.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.7.0](/ruby/docs/reference/google-cloud-datastore-v1/0.7.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.6.0](/ruby/docs/reference/google-cloud-datastore-v1/0.6.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.5.0](/ruby/docs/reference/google-cloud-datastore-v1/0.5.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.4.0](/ruby/docs/reference/google-cloud-datastore-v1/0.4.0/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg)\n- [0.3.5](/ruby/docs/reference/google-cloud-datastore-v1/0.3.5/Google-Cloud-Datastore-V1-AggregationQuery-Aggregation-Avg) \nReference documentation and code samples for the Firestore in Datastore mode V1 API class Google::Cloud::Datastore::V1::AggregationQuery::Aggregation::Avg.\n\nAverage of the values of the requested property.\n\n- Only numeric values will be aggregated. All non-numeric values\n including `NULL` are skipped.\n\n- If the aggregated values contain `NaN`, returns `NaN`. Infinity math\n follows IEEE-754 standards.\n\n- If the aggregated value set is empty, returns `NULL`.\n\n- Always returns the result as a double.\n\nInherits\n--------\n\n- Object \n\nExtended By\n-----------\n\n- Google::Protobuf::MessageExts::ClassMethods \n\nIncludes\n--------\n\n- Google::Protobuf::MessageExts\n\nMethods\n-------\n\n### #property\n\n def property() -\u003e ::Google::Cloud::Datastore::V1::PropertyReference\n\n**Returns**\n\n- ([::Google::Cloud::Datastore::V1::PropertyReference](./Google-Cloud-Datastore-V1-PropertyReference)) --- The property to aggregate on.\n\n### #property=\n\n def property=(value) -\u003e ::Google::Cloud::Datastore::V1::PropertyReference\n\n**Parameter**\n\n- **value** ([::Google::Cloud::Datastore::V1::PropertyReference](./Google-Cloud-Datastore-V1-PropertyReference)) --- The property to aggregate on. \n**Returns**\n\n- ([::Google::Cloud::Datastore::V1::PropertyReference](./Google-Cloud-Datastore-V1-PropertyReference)) --- The property to aggregate on."]]