A query to retrieve relevant contexts.
similarityTopK
(deprecated)
integer
Optional. The number of contexts to retrieve.
ranking
(deprecated)
object ( Ranking
)
Optional. Configurations for hybrid search results ranking.
ragRetrievalConfig
object ( RagRetrievalConfig
)
Optional. The retrieval config for the query.
query
Union type
The query to retrieve contexts. Currently only text query is supported.
query
can be only one of the following:text
string
Optional. The query in text format to get relevant contexts.
| JSON representation |
|---|
{ "similarityTopK" : integer , "ranking" : { object ( |
Ranking
Configurations for hybrid search results ranking.
alpha
number
Optional. Alpha value controls the weight between dense and sparse vector search results. The range is [0, 1], while 0 means sparse vector search only and 1 means dense vector search only. The default value is 0.5 which balances sparse and dense vector search equally.
| JSON representation |
|---|
{ "alpha" : number } |
