revert #3484

src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java

@@ -366,6 +366,8 @@ public class SQLExprParser extends SQLParser {
                     ((SQLBinaryOpExpr) sqlExpr).setBracket(true);
                 }
 
+                accept(Token.RPAREN);
+
                 if (lexer.token == Token.UNION && sqlExpr instanceof SQLQueryExpr) {
                     SQLQueryExpr queryExpr = (SQLQueryExpr) sqlExpr;
 
@@ -377,7 +379,7 @@ public class SQLExprParser extends SQLParser {
                 //select * from test_a where id=(select id from test_b where id = 1) union all select * from test_c .....
                 //会解析为 select * from select * from test_a where id=(select id from test_b where id = 1 union all select * from test_c .....
                 //所以需要将accept(Token.RPAREN) 移动到 处理 Union all 以及 子查询之后
-                accept(Token.RPAREN);
+
 
                 break;
             case INSERT:

src/test/java/com/alibaba/druid/bvt/sql/oracle/AntlrExamplesTest.java

@@ -1,6 +1,7 @@
 package com.alibaba.druid.bvt.sql.oracle;
 
 import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.parser.ParserException;
 import com.alibaba.druid.util.JdbcConstants;
 import junit.framework.TestCase;
 import org.apache.commons.io.FileUtils;
@@ -16,7 +17,12 @@ public class AntlrExamplesTest extends TestCase {
         for (File file : dir.listFiles()) {
             System.out.println(file);
             String sql = FileUtils.readFileToString(file);
-            SQLUtils.parseStatements(sql, JdbcConstants.ORACLE);
+            try {
+                SQLUtils.parseStatements(sql, JdbcConstants.ORACLE);
+            } catch (ParserException ex) {
+                System.out.println(sql);
+                throw ex;
+            }
         }
     }
 }