change

src/connector/jdbc/src/main/java/com/taosdata/jdbc/rs/RestfulStatement.java

@@ -75,8 +75,8 @@ public class RestfulStatement extends AbstractStatement {
             return executeOneQuery(url, sql);
         }
 
-        if (this.database == null || this.database.isEmpty())
-            throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_DATABASE_NOT_SPECIFIED_OR_AVAILABLE);
+//        if (this.database == null || this.database.isEmpty())
+//            throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_DATABASE_NOT_SPECIFIED_OR_AVAILABLE);
         HttpClientPoolUtil.execute(url, "use " + this.database);
         return executeOneQuery(url, sql);
     }
@@ -93,8 +93,8 @@ public class RestfulStatement extends AbstractStatement {
             return executeOneUpdate(url, sql);
         }
 
-        if (this.database == null || this.database.isEmpty())
-            throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_DATABASE_NOT_SPECIFIED_OR_AVAILABLE);
+//        if (this.database == null || this.database.isEmpty())
+//            throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_DATABASE_NOT_SPECIFIED_OR_AVAILABLE);
 
         HttpClientPoolUtil.execute(url, "use " + this.database);
         return executeOneUpdate(url, sql);

src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulStatementTest.java

@@ -11,8 +11,8 @@ import java.util.Properties;
 import java.util.UUID;
 
 public class RestfulStatementTest {
-    private static final String host = "127.0.0.1";
-    //    private static final String host = "master";
+//    private static final String host = "127.0.0.1";
+        private static final String host = "master";
     private static Connection conn;
     private static Statement stmt;