v0.26-branch
Search…
⌃K

MySQL (contrib)

Description

The MySQL online store provides support for materializing feature values into a MySQL database for serving online features.
  • Only the latest feature values are persisted

Getting started

In order to use this online store, you'll need to run pip install 'feast[mysql]'. You can get started by then running feast init and then setting the feature_store.yaml as described below.

Example

feature_store.yaml
project: my_feature_repo
registry: data/registry.db
provider: local
online_store:
type: mysql
host: DB_HOST
port: DB_PORT
database: DB_NAME
user: DB_USERNAME
password: DB_PASSWORD
The full set of configuration options is available in MySQLOnlineStoreConfig.

Functionality Matrix

The set of functionality supported by online stores is described in detail here. Below is a matrix indicating which functionality is supported by the Mys online store.
Text
Mys
write feature values to the online store
yes
read feature values from the online store
yes
update infrastructure (e.g. tables) in the online store
yes
teardown infrastructure (e.g. tables) in the online store
yes
generate a plan of infrastructure changes
no
support for on-demand transforms
yes
readable by Python SDK
yes
readable by Java
no
readable by Go
no
support for entityless feature views
yes
support for concurrent writing to the same key
no
support for ttl (time to live) at retrieval
no
support for deleting expired data
no
collocated by feature view
yes
collocated by feature service
no
collocated by entity key
no
To compare this set of functionality against other online stores, please see the full functionality matrix.