ai.grakn.engine.task.postprocessing

Interface CountStorage

All Known Implementing Classes:

RedisCountStorage

public interface CountStorage

Stores a cache of counts so that we can know which Types to shard when they have too many instances.

Author:

Ganeshwara Herawan Hananda

Method Summary

Modifier and Type	Method and Description
long	getInstanceCount(ai.grakn.Keyspace keyspace, ai.grakn.concept.ConceptId conceptId) Get the instance count for a specific concept.
long	getShardCount(ai.grakn.Keyspace keyspace, ai.grakn.concept.ConceptId conceptId) Get the shard count for a specific concept.
long	incrementInstanceCount(ai.grakn.Keyspace keyspace, ai.grakn.concept.ConceptId conceptId, long incrementBy) Adjusts the count for a specific concept.
long	incrementShardCount(ai.grakn.Keyspace keyspace, ai.grakn.concept.ConceptId conceptId, long incrementBy) Adjusts the shard count for a specific concept.

Method Detail

incrementInstanceCount

long incrementInstanceCount(ai.grakn.Keyspace keyspace,
                            ai.grakn.concept.ConceptId conceptId,
                            long incrementBy)

Adjusts the count for a specific concept.

Parameters:

keyspace -

conceptId -

incrementBy - the number to adjust the key by

Returns:

the final value after being adjusted

incrementShardCount

long incrementShardCount(ai.grakn.Keyspace keyspace,
                         ai.grakn.concept.ConceptId conceptId,
                         long incrementBy)

Adjusts the shard count for a specific concept.

Parameters:

keyspace -

conceptId -

incrementBy - the number to adjust the key by

Returns:

the final value after being adjusted

getInstanceCount

long getInstanceCount(ai.grakn.Keyspace keyspace,
                      ai.grakn.concept.ConceptId conceptId)

Get the instance count for a specific concept.

Parameters:

keyspace -

conceptId -

Returns:

the instance count

getShardCount

long getShardCount(ai.grakn.Keyspace keyspace,
                   ai.grakn.concept.ConceptId conceptId)

Get the shard count for a specific concept.

Parameters:

keyspace -

conceptId -

Returns:

the shard count