You are performing GET/POST function on Hana Cloud Platform but the queries are not getting buffered for C4C Odata services.
This is standard behaviour of the C4C system and OData services.
C4C caches Odata service metadata into shared memory and $metadata call returns the metadata of the service from shared memory and does not make database calls until the service definition is modified.
For any such issues you have to check the HCP server side if any modifications can be made.
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