caishunfeng commented on code in PR #11260:
URL: https://github.com/apache/dolphinscheduler/pull/11260#discussion_r969212735


##########
dolphinscheduler-datasource-plugin/dolphinscheduler-datasource-presto/src/main/java/org/apache/dolphinscheduler/plugin/datasource/presto/param/PrestoDataSourceProcessor.java:
##########
@@ -70,15 +73,16 @@ public BaseDataSourceParamDTO 
createDatasourceParamDTO(String connectionJson) {
     public BaseConnectionParam createConnectionParams(BaseDataSourceParamDTO 
datasourceParam) {
         PrestoDataSourceParamDTO prestoParam = (PrestoDataSourceParamDTO) 
datasourceParam;
         String address = String.format("%s%s:%s", Constants.JDBC_PRESTO, 
prestoParam.getHost(), prestoParam.getPort());
-        String jdbcUrl = address + "/" + prestoParam.getDatabase();
+        String jdbcUrl = address + Constants.SLASH + prestoParam.getDatabase();
 
         PrestoConnectionParam prestoConnectionParam = new 
PrestoConnectionParam();
         prestoConnectionParam.setUser(prestoParam.getUserName());
         
prestoConnectionParam.setPassword(PasswordUtils.encodePassword(prestoParam.getPassword()));
         prestoConnectionParam.setOther(transformOther(prestoParam.getOther()));
         prestoConnectionParam.setAddress(address);
         prestoConnectionParam.setJdbcUrl(jdbcUrl);
-        prestoConnectionParam.setDatabase(prestoParam.getDatabase());
+        
prestoConnectionParam.setDatabase(prestoParam.getDatabase().split(Constants.SLASH)[0]);
+        
prestoConnectionParam.setSchema(prestoParam.getDatabase().split(Constants.SLASH)[1]);

Review Comment:
   If user set the database not in `database/schema` format, it will error.
   
   Why not add the schema input in the UI for presto datasource?



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