Merge pull request byzer-org#1278 from zml1206/master

fix directQuery auth 'select' match

Author: allwefantasy

streamingpro-mlsql/src/main/java/streaming/core/datasource/impl/MLSQLDirectJDBC.scala

@@ -153,7 +153,7 @@ class MLSQLDirectJDBC extends MLSQLDirectSource with MLSQLDirectSink with MLSQLS
     val sql = params("directQuery")
     val dbType = params.getOrElse("dbType", JdbcConstants.MYSQL)
     // first, only select supports
-    if (!sql.trim.toLowerCase.startsWith("select ")) {
+    if (!sql.trim.toLowerCase.startsWith("select")) {
       throw new MLSQLException("JDBC direct query only support select statement")
     }
     logInfo("Auth direct query tables.... ")