HHH-19365 GaussDB Dialect Support

.github/workflows/ci.yml

@@ -36,6 +36,7 @@ jobs:
           - rdbms: mysql
           - rdbms: mariadb
           - rdbms: postgresql
+          - rdbms: gaussdb
           - rdbms: edb
           - rdbms: oracle
           - rdbms: db2

ci/build.sh

@@ -14,6 +14,8 @@ elif [ "$RDBMS" == "mariadb" ] || [ "$RDBMS" == "mariadb_10_4" ]; then
   goal="-Pdb=mariadb_ci"
 elif [ "$RDBMS" == "postgresql" ] || [ "$RDBMS" == "postgresql_13" ]; then
   goal="-Pdb=pgsql_ci"
+elif [ "$RDBMS" == "gaussdb"  ]; then
+  goal="-Pdb=gaussdb -DdbHost=localhost:8000"
 elif [ "$RDBMS" == "edb" ] || [ "$RDBMS" == "edb_13" ]; then
   goal="-Pdb=edb_ci -DdbHost=localhost:5444"
 elif [ "$RDBMS" == "oracle" ]; then

ci/database-start.sh

@@ -8,6 +8,8 @@ elif [ "$RDBMS" == 'mariadb' ]; then
   bash $DIR/../docker_db.sh mariadb
 elif [ "$RDBMS" == 'postgresql' ]; then
   bash $DIR/../docker_db.sh postgresql
+elif [ "$RDBMS" == 'gaussdb' ]; then
+  bash $DIR/../docker_db.sh gaussdb
 elif [ "$RDBMS" == 'edb' ]; then
   bash $DIR/../docker_db.sh edb
 elif [ "$RDBMS" == 'db2' ]; then

docker_db.sh

@@ -211,6 +211,45 @@ postgresql_17() {
     $CONTAINER_CLI exec postgres bash -c '/usr/share/postgresql-common/pgdg/apt.postgresql.org.sh -y && apt install -y postgresql-17-pgvector && psql -U hibernate_orm_test -d hibernate_orm_test -c "create extension vector;"'
 }
 
+gaussdb() {
+    $CONTAINER_CLI rm -f opengauss || true
+
+    # config param
+    CONTAINER_NAME=opengauss
+    IMAGE=opengauss/opengauss:7.0.0-RC1.B023
+    PORT=8000
+    DB_USER=hibernate_orm_test
+    DB_PASSWORD=Hibernate_orm_test@1234
+    DB_NAME=hibernate_orm_test
+    PSQL_IMAGE=postgres:14
+
+    echo "start OpenGauss container..."
+    $CONTAINER_CLI run --name ${CONTAINER_NAME} \
+    --privileged=true \
+    -e GS_USERNAME=${DB_USER} \
+    -e GS_PASSWORD=${DB_PASSWORD} \
+    -e GS_PORT=${PORT} \
+    -p ${PORT}:8000 \
+    -d ${IMAGE}
+
+    echo "wait OpenGauss starting..."
+    sleep 30
+
+    echo " Initialize the database using the PostgreSQL client container..."
+
+    $CONTAINER_CLI run --rm --network=host ${PSQL_IMAGE} \
+      bash -c "
+        PGPASSWORD='${DB_PASSWORD}' psql -h localhost -p ${PORT} -U ${DB_USER} -d postgres -c \"CREATE DATABASE ${DB_NAME} OWNER ${DB_USER};\" &&
+        PGPASSWORD='${DB_PASSWORD}' psql -h localhost -p ${PORT} -U ${DB_USER} -d ${DB_NAME} -c \"CREATE SCHEMA test AUTHORIZATION ${DB_USER};\"
+      "
+
+    echo "Initialization completed"
+    echo "connection information"
+    echo "    Host:     localhost"
+    echo "    Port:     ${PORT}"
+    echo "    Database: ${DB_NAME}"
+}
+
 edb() {
     edb_17
 }
@@ -1089,6 +1128,7 @@ if [ -z ${1} ]; then
     echo -e "\toracle"
     echo -e "\toracle_23"
     echo -e "\toracle_21"
+    echo -e "\tgaussdb"
     echo -e "\tpostgresql"
     echo -e "\tpostgresql_17"
     echo -e "\tpostgresql_16"

hibernate-agroal/src/test/java/org/hibernate/test/agroal/AgroalTransactionIsolationConfigTest.java

@@ -6,6 +6,7 @@
 
 import org.hibernate.community.dialect.AltibaseDialect;
 import org.hibernate.community.dialect.TiDBDialect;
+import org.hibernate.community.dialect.GaussDBDialect;
 import org.hibernate.engine.jdbc.connections.spi.ConnectionProvider;
 import org.hibernate.agroal.internal.AgroalConnectionProvider;
 
@@ -17,6 +18,7 @@
  */
 @SkipForDialect(value = TiDBDialect.class, comment = "Doesn't support SERIALIZABLE isolation")
 @SkipForDialect(value = AltibaseDialect.class, comment = "Altibase cannot change isolation level in autocommit mode")
+@SkipForDialect(value = GaussDBDialect.class, comment = "GaussDB does not support SERIALIZABLE isolation")
 public class AgroalTransactionIsolationConfigTest extends BaseTransactionIsolationConfigTest {
 	@Override
 	protected ConnectionProvider getConnectionProviderUnderTest() {

hibernate-c3p0/src/test/java/org/hibernate/test/c3p0/C3p0TransactionIsolationConfigTest.java

@@ -8,6 +8,7 @@
 import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
 import org.hibernate.c3p0.internal.C3P0ConnectionProvider;
 import org.hibernate.community.dialect.AltibaseDialect;
+import org.hibernate.community.dialect.GaussDBDialect;
 import org.hibernate.dialect.SybaseASEDialect;
 import org.hibernate.community.dialect.TiDBDialect;
 import org.hibernate.engine.jdbc.connections.spi.ConnectionProvider;
@@ -23,6 +24,7 @@
 @SkipForDialect(value = TiDBDialect.class, comment = "Doesn't support SERIALIZABLE isolation")
 @SkipForDialect(value = AltibaseDialect.class, comment = "Altibase cannot change isolation level in autocommit mode")
 @SkipForDialect(value = SybaseASEDialect.class, comment = "JtdsConnection.isValid not implemented")
+@SkipForDialect(value = GaussDBDialect.class, comment = "GaussDB does not support SERIALIZABLE isolation")
 public class C3p0TransactionIsolationConfigTest extends BaseTransactionIsolationConfigTest {
 	private StandardServiceRegistry ssr;
 

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/CommunityDatabase.java

@@ -228,6 +228,21 @@ public String getDriverClassName(String jdbcUrl) {
 					? "org.apache.derby.jdbc.ClientDriver"
 					: "org.apache.derby.jdbc.EmbeddedDriver";
 		}
+	},
+
+	GAUSSDB {
+		@Override
+		public Dialect createDialect(DialectResolutionInfo info) {
+			return new GaussDBDialect(info);
+		}
+		@Override
+		public boolean productNameMatches(String databaseName) {
+			return "GaussDB".equals( databaseName );
+		}
+		@Override
+		public String getDriverClassName(String jdbcUrl) {
+			return "com.huawei.gaussdb.jdbc.Driver";
+		}
 	};
 
 	/**