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#CREATE_KV_STORE test FileStore (filename=c:/temp/tmp.store) |
For all stores, the normal behavior is to allow creation only if there exists no store with the desired name. But with the parameter "createOnlyIfNotExists", one can change that behavior:
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#CREATE_KV_STORE test MemoryStore(createOnlyIfNotExists=false) /// default is true |
Access a store
Currently, only MEP functions can be used to read an write from the store. So this can be used in all operators that contain expressions or predicates (e.g. Map operator or Select operator)
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