March 2019
Beginner to intermediate
778 pages
34h 20m
English
The properties column is a single string value of the entire set of properties for the given entity. These properties are serialized as key-values using a protocol buffer, meaning each entity is effectively persisted along with its entire schema. While persisting the entity's schema does represent a significant overhead, this allows Datastore to implement extremely flexible schemas where properties can vary between entities of the same Kind.
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