A query that finds the documents whose vector fields are closest to a certain query vector. Create an instance of VectorQuery
with Query.findNearest().
Package
@google-cloud/firestoreRemarks
The constructor for this class is marked as internal. Third-party code should not call the constructor directly or create subclasses that extend the VectorQuery
class.
Properties
query
get query(): Query<AppModelType, DbModelType>;
The query whose results participants in the vector search. Filtering performed by the query will apply before the vector search.
Methods
_getResponse(explainOptions)
_getResponse(explainOptions?: firestore.ExplainOptions): Promise<QueryResponse<VectorQuerySnapshot<AppModelType, DbModelType>>>;
Parameter | |
---|---|
Name | Description |
explainOptions |
firestore.ExplainOptions
|
Returns | |
---|---|
Type | Description |
Promise<QueryResponse<VectorQuerySnapshot<AppModelType, DbModelType>>> |
explain(options)
explain(options?: firestore.ExplainOptions): Promise<ExplainResults<VectorQuerySnapshot<AppModelType, DbModelType>>>;
Plans and optionally executes this vector search query. Returns a Promise that will be resolved with the planner information, statistics from the query execution (if any), and the query results (if any).
A Promise that will be resolved with the planner information, statistics from the query execution (if any), and the query results (if any).
Parameter | |
---|---|
Name | Description |
options |
firestore.ExplainOptions
|
Returns | |
---|---|
Type | Description |
Promise<ExplainResults<VectorQuerySnapshot<AppModelType, DbModelType>>> |
get()
get(): Promise<VectorQuerySnapshot<AppModelType, DbModelType>>;
Executes this vector search query.
Returns | |
---|---|
Type | Description |
Promise<VectorQuerySnapshot<AppModelType, DbModelType>> |
A promise that will be resolved with the results of the query. |
isEqual(other)
isEqual(other: firestore.VectorQuery<AppModelType, DbModelType>): boolean;
Compares this object with the given object for equality.
This object is considered "equal" to the other object if and only if other
performs the same vector distance search as this VectorQuery
and the underlying Query of other
compares equal to that of this object using Query.isEqual()
.
Parameter | |
---|---|
Name | Description |
other |
FirebaseFirestore.VectorQuery<AppModelType, DbModelType>
The object to compare to this object for equality. |
Returns | |
---|---|
Type | Description |
boolean |
|