[Breaking Change] Remove H2 as storage option permanently. (#12909)

Remove H2 as storage option permanently. BanyanDB 0.8(OAP 10.2 required) is easy, stable and production-ready. Don't need H2 as default storage anymore.

Author: wu-sheng

.github/workflows/skywalking.yaml

@@ -362,8 +362,6 @@ jobs:
             config: test/e2e-v2/cases/storage/banyandb/e2e.yaml
           - name: BanyanDB TLS
             config: test/e2e-v2/cases/storage/banyandb/tls/e2e.yaml
-          - name: Storage H2
-            config: test/e2e-v2/cases/storage/h2/e2e.yaml
           - name: Storage MySQL
             config: test/e2e-v2/cases/storage/mysql/e2e.yaml
           - name: Storage PostgreSQL
@@ -395,8 +393,6 @@ jobs:
           - name: Storage ES Sharding
             config: test/e2e-v2/cases/storage/es/es-sharding/e2e.yaml
 
-          - name: Alarm H2
-            config: test/e2e-v2/cases/alarm/h2/e2e.yaml
           - name: Alarm ES
             config: test/e2e-v2/cases/alarm/es/e2e.yaml
           - name: Alarm ES Sharding
@@ -417,15 +413,11 @@ jobs:
 
           - name: Event BanyanDB
             config: test/e2e-v2/cases/event/banyandb/e2e.yaml
-          - name: Event H2
-            config: test/e2e-v2/cases/event/h2/e2e.yaml
           - name: Event ES
             config: test/e2e-v2/cases/event/es/e2e.yaml
           - name: Event MySQL
             config: test/e2e-v2/cases/event/mysql/e2e.yaml
 
-          - name: Log H2
-            config: test/e2e-v2/cases/log/h2/e2e.yaml
           - name: Log MySQL
             config: test/e2e-v2/cases/log/mysql/e2e.yaml
           - name: Log PostgreSQL
@@ -454,8 +446,6 @@ jobs:
 
           - name: Trace Profiling BanyanDB
             config: test/e2e-v2/cases/profiling/trace/banyandb/e2e.yaml
-          - name: Trace Profiling H2
-            config: test/e2e-v2/cases/profiling/trace/h2/e2e.yaml
           - name: Trace Profiling ES
             config: test/e2e-v2/cases/profiling/trace/es/e2e.yaml
           - name: Trace Profiling ES Sharding
@@ -621,8 +611,6 @@ jobs:
             config: test/e2e-v2/cases/zipkin/mysql/e2e.yaml
           - name: Zipkin Opensearch
             config: test/e2e-v2/cases/zipkin/opensearch/e2e.yaml
-          - name: Zipkin H2
-            config: test/e2e-v2/cases/zipkin/h2/e2e.yaml
           - name: Zipkin Postgres
             config: test/e2e-v2/cases/zipkin/postgres/e2e.yaml
           - name: Zipkin Kafka
@@ -677,8 +665,6 @@ jobs:
 
           - name: UI Menu BanyanDB
             config: test/e2e-v2/cases/menu/banyandb/e2e.yaml
-          - name: UI Menu H2
-            config: test/e2e-v2/cases/menu/h2/e2e.yaml
           - name: UI Menu ES
             config: test/e2e-v2/cases/menu/es/e2e.yaml
           - name: UI Menu Sharding ES
@@ -709,8 +695,6 @@ jobs:
             config: test/e2e-v2/cases/profiling/async-profiler/banyandb/e2e.yaml
           - name: Async Profiler MySQL
             config: test/e2e-v2/cases/profiling/async-profiler/mysql/e2e.yaml
-          - name: Async Profiler h2
-            config: test/e2e-v2/cases/profiling/async-profiler/h2/e2e.yaml
     steps:
       - uses: actions/checkout@v3
         with:

.licenserc.yaml

@@ -125,9 +125,6 @@ dependency:
     - name: com.github.luben:zstd-jni
       version: 1.4.3-1
       license: BSD-2-Clause
-    - name: com.h2database:h2
-      version: 2.1.212
-      license: MPL-2.0
     - name: org.antlr:antlr4-runtime
       version: 4.11.1
       license: BSD-3-Clause

dist-material/release-docs/LICENSE

@@ -575,14 +575,6 @@ The text of each license is also included in licenses/LICENSE-[project].txt.
 
     https://mvnrepository.com/artifact/org.javassist/javassist/3.25.0-GA MPL-1.1 and LGPL-2.1
 
-========================================================================
-MPL-2.0 licenses
-========================================================================
-The following components are provided under the MPL-2.0 License. See project link for details.
-The text of each license is also included in licenses/LICENSE-[project].txt.
-
-    https://mvnrepository.com/artifact/com.h2database/h2/2.1.212 MPL-2.0
-
 ========================================================================
 Public Domain licenses
 ========================================================================

docs/en/changes/changes.md

@@ -11,6 +11,8 @@
   publish the source tar and binary tar to the website download page, and docker images to docker hub.
   * **Warning** If you are using the `skywalking-oap-server` as a dependency in your project, you need to download the 
     source tar from the website and publish them to your private maven repository.
+* [Breaking Change] Remove H2 as storage option permanently. BanyanDB 0.8(OAP 10.2 required) is easy, stable and 
+  production-ready. Don't need H2 as default storage anymore.
 
 #### OAP Server
 
@@ -46,6 +48,7 @@
 * Add component ID(160) for Caffeine.
 * Alarm: Support store and query the metrics snapshot when the alarm is triggered.
 * Alarm: Remove unused `Alarm Trend` query.
+* Fix missing remote endpoint IP address in span query of zipkin query module.
 
 #### UI
 

docs/en/debugging/config_dump.md

@@ -43,7 +43,7 @@ in the dump result. For example, the `storage.elasticsearch.password` in the fol
 
 ```yaml
 storage:
-  selector: ${SW_STORAGE:h2}
+  selector: ${SW_STORAGE:elasticsearch}
   elasticsearch:
     password: ${SW_ES_PASSWORD:""}
 ```

docs/en/setup/backend/backend-setup.md

@@ -14,19 +14,29 @@ SkyWalking's backend distribution package consists of the following parts:
 
 ## Requirements and default settings
 
-Requirement: **Java 11/17/21**. 
+Requirement: **Java 11/17/21**.
 
-Before you begin, you should understand that the main purpose of the following quickstart is to help you obtain a basic configuration for previews/demos. Performance and long-term running are **NOT** among the purposes of the quickstart.
+You should set up the database ready before starting the backend. We recommend to use BanyanDB.
+If you want to use other databases, please read the [storage document](backend-storage.md).
 
-**For production/QA/tests environments, see [Backend and UI deployment documents](ui-setup.md).**
+Use the docker mode to run BanyanDB containerized.
+```shell
+docker pull apache/skywalking-banyandb:latest
 
-You can use `bin/startup.sh` (or cmd) to start up the backend and UI with their default settings, set out as follows:
+docker run -d \
+  -p 17912:17912 \
+  -p 17913:17913 \
+  --name banyandb \
+  apache/skywalking-banyandb:latest \
+  standalone
+```
+
+You can use `bin/startup.sh` (or cmd) to start up the OAP server and UI with their default settings, 
+OAP listens on `0.0.0.0/11800` for gRPC APIs and `0.0.0.0/12800` for HTTP APIs.
 
-- Backend storage uses **H2 by default** (for an easier start)
-- Backend listens on `0.0.0.0/11800` for gRPC APIs and `0.0.0.0/12800` for HTTP REST APIs.
+In Java, DotNetCore, Node.js, and Istio agents/probes, you should set the gRPC service address to `ip/host:11800`, and IP/host should be where your OAP is. 
 
-In Java, DotNetCore, Node.js, and Istio agents/probes, you should set the gRPC service address to `ip/host:11800`, and IP/host should be where your backend is.
-- UI listens on `8080` port and request `127.0.0.1/12800` to run a GraphQL query.
+UI listens on `8080` port and request `127.0.0.1/12800` to run a GraphQL query.
 
 ### Interaction
 
@@ -114,12 +124,7 @@ Example:
 
 ```yaml
 storage:
-  selector: mysql # the mysql storage will actually be activated, while the h2 storage takes no effect
-  h2:
-    properties:
-      jdbcUrl: ${SW_STORAGE_H2_URL:jdbc:h2:mem:skywalking-oap-db;DB_CLOSE_DELAY=-1;DATABASE_TO_UPPER=FALSE}
-      dataSource.user: ${SW_STORAGE_H2_USER:sa}
-    metadataQueryMaxSize: ${SW_STORAGE_H2_QUERY_MAX_SIZE:5000}
+  selector: banyandb # the banyandb storage will actually be activated.
   mysql:
     properties:
       jdbcUrl: ${SW_JDBC_URL:"jdbc:mysql://localhost:3306/swtest?allowMultiQueries=true"}
@@ -130,7 +135,11 @@ storage:
       dataSource.prepStmtCacheSqlLimit: ${SW_DATA_SOURCE_PREP_STMT_CACHE_SQL_LIMIT:2048}
       dataSource.useServerPrepStmts: ${SW_DATA_SOURCE_USE_SERVER_PREP_STMTS:true}
     metadataQueryMaxSize: ${SW_STORAGE_MYSQL_QUERY_MAX_SIZE:5000}
-  # other configurations
+  banyandb:
+    targets: ${SW_STORAGE_BANYANDB_TARGETS:127.0.0.1:17912}
+    maxBulkSize: ${SW_STORAGE_BANYANDB_MAX_BULK_SIZE:10000}
+    flushInterval: ${SW_STORAGE_BANYANDB_FLUSH_INTERVAL:15}
+    flushTimeout: ${SW_STORAGE_BANYANDB_FLUSH_TIMEOUT:10}
 ```
 
 1. **`storage`** is the module.

docs/en/setup/backend/backend-storage.md

@@ -4,24 +4,19 @@ use one of them by specifying it as the `selector` in `application.yml`：
 
 ```yaml
 storage:
-  selector: ${SW_STORAGE:elasticsearch}
+  selector: ${SW_STORAGE:banyandb}
 ```
 
 Natively supported storage:
 
 ## BanyanDB - Native APM Database
 - [BanyanDB](storages/banyandb.md)
 
-This is recommended to use for medium scale deployments from 0.6 until 1.0.
-It has demonstrated significant potential in performance improvement. As of version 0.6.1, it achieves 5x less memory usage, 
+It has demonstrated significant potential in performance improvement. It indicates 5x less memory usage, 
 1/5 disk IOPS, 1/4 disk throughput, and 30% less disk space, albeit with a slightly higher CPU trade-off, compared to Elasticsearch.
-We are looking for early adoption. Please contact us through Slack channels if you are interested in using BanyanDB.
+It is designed and implemented natively for SkyWalking use cases.
 
 ## SQL database
-- [H2](storages/h2.md)
-
-H2 is the default storage option in the distribution package. It is recommended to use H2 for testing and development ONLY.
-
 - [MySQL and its compatible databases](storages/mysql.md)
 - [PostgreSQL and its compatible databases](storages/postgresql.md)