diff --git a/src/main/java/org/apache/paimon/trino/TrinoTypeUtils.java b/src/main/java/org/apache/paimon/trino/TrinoTypeUtils.java
index defdd12c..3681e558 100644
--- a/src/main/java/org/apache/paimon/trino/TrinoTypeUtils.java
+++ b/src/main/java/org/apache/paimon/trino/TrinoTypeUtils.java
@@ -75,6 +75,9 @@ public Type visit(CharType charType) {
 
         @Override
         public Type visit(VarCharType varCharType) {
+            if (varCharType.getLength() == VarCharType.MAX_LENGTH) {
+                return VarcharType.createUnboundedVarcharType();
+            }
             return VarcharType.createVarcharType(
                     Math.min(VarcharType.MAX_LENGTH, varCharType.getLength()));
         }
diff --git a/src/test/java/org/apache/paimon/trino/TestTrinoITCase.java b/src/test/java/org/apache/paimon/trino/TestTrinoITCase.java
index 20df4419..a5287782 100644
--- a/src/test/java/org/apache/paimon/trino/TestTrinoITCase.java
+++ b/src/test/java/org/apache/paimon/trino/TestTrinoITCase.java
@@ -34,6 +34,7 @@
 import org.apache.paimon.types.BigIntType;
 import org.apache.paimon.types.CharType;
 import org.apache.paimon.types.DataField;
+import org.apache.paimon.types.DataTypes;
 import org.apache.paimon.types.IntType;
 import org.apache.paimon.types.MapType;
 import org.apache.paimon.types.RowKind;
@@ -91,7 +92,7 @@ protected QueryRunner createQueryRunner() throws Exception {
             RowType rowType =
                     new RowType(
                             Arrays.asList(
-                                    new DataField(0, "pt", new VarCharType()),
+                                    new DataField(0, "pt", DataTypes.STRING()),
                                     new DataField(1, "a", new IntType()),
                                     new DataField(2, "b", new BigIntType()),
                                     new DataField(3, "c", new BigIntType()),
@@ -199,6 +200,18 @@ public void testGroupByWithCast() {
                 .isEqualTo("[[1, 1, 3, 3], [2, 3, 3, 3]]");
     }
 
+    @Test
+    public void testShowCreateTable() {
+        assertThat(sql("SHOW CREATE TABLE paimon.default.t3"))
+                .isEqualTo("[[CREATE TABLE paimon.default.t3 (\n" +
+                        "   pt varchar,\n" +
+                        "   a integer,\n" +
+                        "   b bigint,\n" +
+                        "   c bigint,\n" +
+                        "   d integer\n" +
+                        ")]]");
+    }
+
     private String sql(String sql) {
         MaterializedResult result = getQueryRunner().execute(sql);
         return result.getMaterializedRows().toString();