From 285db7e7b5a9a76d48b95142ce02238f0ff83908 Mon Sep 17 00:00:00 2001
From: RyzeUserName <36020735+RyzeUserName@users.noreply.github.com>
Date: Mon, 17 Aug 2020 18:21:48 +0800
Subject: [PATCH] =?UTF-8?q?sql=20=E5=BC=95=E6=93=8E=E8=A7=A3=E6=9E=90?=
 =?UTF-8?q?=E5=A2=9E=E5=8A=A0=20presto=20try=5Fcast=20=E5=85=B3=E9=94=AE?=
 =?UTF-8?q?=E5=AD=97?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/main/java/com/alibaba/druid/sql/parser/Keywords.java      | 1 +
 src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java | 1 +
 src/main/java/com/alibaba/druid/sql/parser/Token.java         | 1 +
 3 files changed, 3 insertions(+)

diff --git a/src/main/java/com/alibaba/druid/sql/parser/Keywords.java b/src/main/java/com/alibaba/druid/sql/parser/Keywords.java
index d354bad190..5306329e49 100644
--- a/src/main/java/com/alibaba/druid/sql/parser/Keywords.java
+++ b/src/main/java/com/alibaba/druid/sql/parser/Keywords.java
@@ -52,6 +52,7 @@ public class Keywords {
         map.put("BY", Token.BY);
         map.put("CASE", Token.CASE);
         map.put("CAST", Token.CAST);
+        map.put("TRY_CAST", Token.TRY_CAST);
 
         map.put("CHECK", Token.CHECK);
         map.put("CONSTRAINT", Token.CONSTRAINT);
diff --git a/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java b/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
index ca6a2556d7..1d54fed74f 100644
--- a/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
+++ b/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
@@ -672,6 +672,7 @@ public class SQLExprParser extends SQLParser {
                 sqlExpr = queryExpr;
                 break;
             case CAST:
+            case TRY_CAST:
                 lexer.nextToken();
                 accept(Token.LPAREN);
                 SQLCastExpr cast = new SQLCastExpr();
diff --git a/src/main/java/com/alibaba/druid/sql/parser/Token.java b/src/main/java/com/alibaba/druid/sql/parser/Token.java
index a3a28bee92..da6ac3ce01 100644
--- a/src/main/java/com/alibaba/druid/sql/parser/Token.java
+++ b/src/main/java/com/alibaba/druid/sql/parser/Token.java
@@ -84,6 +84,7 @@ public enum Token {
     ON("ON"), 
     SCHEMA("SCHEMA"), 
     CAST("CAST"),
+    TRY_CAST("TRY_CAST"),
     COLUMN("COLUMN"),
     USE("USE"),
     DATABASE("DATABASE"),