Add MySQL 8.1 to integration test suite.

Author: bgrainger

.ci/docker-run.sh

@@ -25,7 +25,7 @@ OMIT_FEATURES=$3
 MYSQL_EXTRA=
 MYSQL=mysql
 
-if [ "$IMAGE" == "mysql:8.0" ]; then
+if [[ "$IMAGE" == mysql:8.0 || "$IMAGE" == mysql:8.1 ]]; then
   MYSQL_EXTRA='--default-authentication-plugin=mysql_native_password'
 fi
 if [[ "$IMAGE" == mariadb* ]]; then

azure-pipelines.yml

@@ -181,10 +181,6 @@ jobs:
     vmimage: 'ubuntu-20.04'
   strategy:
     matrix:
-      'MySQL 5.6':
-        image: 'mysql:5.6'
-        connectionStringExtra: ''
-        unsupportedFeatures: 'CachingSha2Password,Ed25519,Json,LargePackets,QueryAttributes,ResetConnection,SessionTrack,Sha256Password,Tls11,Tls13,UuidToBin'
       'MySQL 5.7':
         image: 'mysql:5.7'
         connectionStringExtra: 'Tls Cipher Suites=TLS_RSA_WITH_AES_128_CBC_SHA256,TLS_DHE_RSA_WITH_AES_128_CBC_SHA256'
@@ -193,6 +189,10 @@ jobs:
         image: 'mysql:8.0'
         connectionStringExtra: ''
         unsupportedFeatures: 'Ed25519,StreamingResults,Tls11,ZeroDateTime'
+      'MySQL 8.1':
+        image: 'mysql:8.1'
+        connectionStringExtra: ''
+        unsupportedFeatures: 'Ed25519,StreamingResults,Tls11,ZeroDateTime'
       'MariaDB 10.6':
         image: 'mariadb:10.6'
         connectionStringExtra: ''

docs/content/home.md

@@ -65,7 +65,7 @@ Amazon Aurora RDS | 2.x, 3.x | Use `Pipelining=False` [for Aurora 2.x](https://m
 Azure Database for MySQL | 5.7, 8.0 | Single Server and Flexible Server
 Google Cloud SQL for MySQL | 5.6, 5.7, 8.0 |
 MariaDB | 10.x, 11.x (**10.6**, **10.11**, **11.0**) |
-MySQL | 5.5, **5.6**, **5.7**, **8.0** | 5.5 is EOL and has some [compatibility issues](https://github.com/mysql-net/MySqlConnector/issues/1192); 5.6 is EOL
+MySQL | 5.5, 5.6, **5.7**, **8.0**, **8.1** | 5.5 is EOL and has some [compatibility issues](https://github.com/mysql-net/MySqlConnector/issues/1192); 5.6 is EOL
 Percona Server | 5.6, 5.7, 8.0 |
 PlanetScale | | See PlanetScale [MySQL compatibility notes](https://planetscale.com/docs/reference/mysql-compatibility)
 ProxySQL | 2.x | Some [compatibility issues](https://github.com/search?q=repo%3Amysql-net%2FMySqlConnector+proxysql&type=issues)

tests/IntegrationTests/CharacterSetTests.cs

@@ -78,7 +78,7 @@ public void CollationConnection(bool reopenConnection)
 		}
 
 		var collation = connection.Query<string>(@"select @@collation_connection;").Single();
-		var expected = connection.ServerVersion.StartsWith("8.0") ? "utf8mb4_0900_ai_ci" : "utf8mb4_general_ci";
+		var expected = connection.ServerVersion.StartsWith("8.", StringComparison.Ordinal) ? "utf8mb4_0900_ai_ci" : "utf8mb4_general_ci";
 		Assert.Equal(expected, collation);
 	}