// The MIT License // // Copyright (c) 2020 Temporal Technologies Inc. All rights reserved. // // Copyright (c) 2020 Uber Technologies, Inc. // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to deal // in the Software without restriction, including without limitation the rights // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell // copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN // THE SOFTWARE. package sqlplugin import ( "context" "database/sql" "go.temporal.io/server/common/persistence" ) type ( // QueueMessageRow represents a row in queue table QueueMessageRow struct { QueueType persistence.QueueType MessageID int64 MessagePayload []byte MessageEncoding string } // QueueMessagesFilter QueueMessagesFilter struct { QueueType persistence.QueueType MessageID int64 } // QueueMessagesRangeFilter QueueMessagesRangeFilter struct { QueueType persistence.QueueType MinMessageID int64 MaxMessageID int64 PageSize int } QueueMessage interface { InsertIntoMessages(ctx context.Context, row []QueueMessageRow) (sql.Result, error) SelectFromMessages(ctx context.Context, filter QueueMessagesFilter) ([]QueueMessageRow, error) RangeSelectFromMessages(ctx context.Context, filter QueueMessagesRangeFilter) ([]QueueMessageRow, error) DeleteFromMessages(ctx context.Context, filter QueueMessagesFilter) (sql.Result, error) RangeDeleteFromMessages(ctx context.Context, filter QueueMessagesRangeFilter) (sql.Result, error) GetLastEnqueuedMessageIDForUpdate(ctx context.Context, queueType persistence.QueueType) (int64, error) } )