diff --git a/core/src/main/java/com/alibaba/druid/sql/parser/Lexer.java b/core/src/main/java/com/alibaba/druid/sql/parser/Lexer.java
index 247669ad0a..88084f2ec4 100644
--- a/core/src/main/java/com/alibaba/druid/sql/parser/Lexer.java
+++ b/core/src/main/java/com/alibaba/druid/sql/parser/Lexer.java
@@ -1159,7 +1159,7 @@ public class Lexer {
             return;
         }
 
-        if (isFirstIdentifierChar(first) || first == '{') {
+        if (isFirstIdentifierChar(first) || (first >= '0' && first <= '9') || first == '{') {
             stringVal = null;
             mark = pos;
             while (ch != ';' && ch != EOI) {
diff --git a/core/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java b/core/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
index ff6f74087e..b058ccc159 100644
--- a/core/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
+++ b/core/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
@@ -5245,7 +5245,7 @@ public class SQLExprParser extends SQLParser {
             }
         } else {
             if (lexer.token == Token.EQ) {
-                if (dbType == DbType.odps) {
+                if (dbType == DbType.odps && (parent instanceof SQLSetStatement || parent == null)) {
                     lexer.nextTokenForSet();
                 } else {
                     lexer.nextToken();