bug fixed for sql parser

src/main/java/com/alibaba/druid/sql/ast/statement/SQLWithSubqueryClause.java

@@ -55,7 +55,7 @@ public class SQLWithSubqueryClause extends SQLObjectImpl {
         private static final long     serialVersionUID = 1L;
         protected SQLIdentifierExpr   name;
         protected final List<SQLName> columns          = new ArrayList<SQLName>();
-        protected SQLSelectQuery      subQuery;
+        protected SQLSelect      subQuery;
 
         @Override
         protected void accept0(SQLASTVisitor visitor) {
@@ -75,11 +75,11 @@ public class SQLWithSubqueryClause extends SQLObjectImpl {
             this.name = name;
         }
 
-        public SQLSelectQuery getSubQuery() {
+        public SQLSelect getSubQuery() {
             return subQuery;
         }
 
-        public void setSubQuery(SQLSelectQuery subQuery) {
+        public void setSubQuery(SQLSelect subQuery) {
             this.subQuery = subQuery;
         }
 

src/main/java/com/alibaba/druid/sql/dialect/oracle/parser/OracleSelectParser.java

@@ -174,7 +174,7 @@ public class OracleSelectParser extends SQLSelectParser {
 
                 accept(Token.AS);
                 accept(Token.LPAREN);
-                entry.setSubQuery(query());
+                entry.setSubQuery(select());
                 accept(Token.RPAREN);
 
                 if (identifierEquals("SEARCH")) {

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

@@ -123,7 +123,7 @@ public class SQLParser {
         } else {
             setErrorEndPos(lexer.pos());
             throw new SQLParseException("syntax error, expect " + token + ", actual " + lexer.token() + " "
-                                        + lexer.stringVal());
+                                        + lexer.stringVal() + ", pos " + this.lexer.pos());
         }
     }
 

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

@@ -189,7 +189,7 @@ public class SQLSelectParser extends SQLParser {
 
                 accept(Token.AS);
                 accept(Token.LPAREN);
-                entry.setSubQuery(query());
+                entry.setSubQuery(select());
                 accept(Token.RPAREN);
 
                 withQueryClause.getEntries().add(entry);