# Data Source created from Pipe 'aggregate_verifications_per_day' DESCRIPTION > Daily usage aggregated by workspaceId, apiId and keyId SCHEMA > `workspaceId` String, `apiId` String, `keyId` String, `count` AggregateFunction(count), `time` DateTime ENGINE "AggregatingMergeTree" ENGINE_PARTITION_KEY "toYYYYMM(time)" ENGINE_SORTING_KEY "workspaceId, apiId, keyId, time"