diff --git a/async-query-core/src/main/java/org/opensearch/sql/spark/validator/SQLQueryValidationVisitor.java b/async-query-core/src/main/java/org/opensearch/sql/spark/validator/SQLQueryValidationVisitor.java
index f54ac49b4e..10fc48727a 100644
--- a/async-query-core/src/main/java/org/opensearch/sql/spark/validator/SQLQueryValidationVisitor.java
+++ b/async-query-core/src/main/java/org/opensearch/sql/spark/validator/SQLQueryValidationVisitor.java
@@ -30,6 +30,8 @@
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.DropTableContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.DropTablePartitionsContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.DropViewContext;
+import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.ErrorCapturingIdentifierContext;
+import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.ErrorCapturingIdentifierExtraContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.ExplainContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.FunctionNameContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.HintContext;
@@ -43,6 +45,7 @@
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.JoinRelationContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.JoinTypeContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.LateralViewContext;
+import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.LiteralTypeContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.LoadDataContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.ManageResourceContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.QueryOrganizationContext;
@@ -77,7 +80,9 @@
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.TableValuedFunctionContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.TransformClauseContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.TruncateTableContext;
+import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.TypeContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.UncacheTableContext;
+import org.opensearch.sql.spark.antlr.parser.SqlBaseParser.UnsupportedHiveNativeCommandsContext;
 import org.opensearch.sql.spark.antlr.parser.SqlBaseParserBaseVisitor;
 
 /** This visitor validate grammar using GrammarElementValidator */
@@ -584,4 +589,34 @@ private void validateAllowed(SQLGrammarElement element) {
       throw new IllegalArgumentException(element + " is not allowed.");
     }
   }
+
+  @Override
+  public Void visitErrorCapturingIdentifier(ErrorCapturingIdentifierContext ctx) {
+    ErrorCapturingIdentifierExtraContext extra = ctx.errorCapturingIdentifierExtra();
+    if (extra.children != null) {
+      throw new IllegalArgumentException("Invalid identifier: " + ctx.getText());
+    }
+    return super.visitErrorCapturingIdentifier(ctx);
+  }
+
+  @Override
+  public Void visitLiteralType(LiteralTypeContext ctx) {
+    if (ctx.unsupportedType != null) {
+      throw new IllegalArgumentException("Unsupported typed literal: " + ctx.getText());
+    }
+    return super.visitLiteralType(ctx);
+  }
+
+  @Override
+  public Void visitType(TypeContext ctx) {
+    if (ctx.unsupportedType != null) {
+      throw new IllegalArgumentException("Unsupported data type: " + ctx.getText());
+    }
+    return super.visitType(ctx);
+  }
+
+  @Override
+  public Void visitUnsupportedHiveNativeCommands(UnsupportedHiveNativeCommandsContext ctx) {
+    throw new IllegalArgumentException("Unsupported command.");
+  }
 }
diff --git a/async-query-core/src/test/java/org/opensearch/sql/spark/validator/SQLQueryValidatorTest.java b/async-query-core/src/test/java/org/opensearch/sql/spark/validator/SQLQueryValidatorTest.java
index 3e4eef52fd..ad73daa37f 100644
--- a/async-query-core/src/test/java/org/opensearch/sql/spark/validator/SQLQueryValidatorTest.java
+++ b/async-query-core/src/test/java/org/opensearch/sql/spark/validator/SQLQueryValidatorTest.java
@@ -571,6 +571,56 @@ void testValidateFlintExtensionQuery() {
                 UUID.randomUUID().toString(), DataSourceType.SECURITY_LAKE));
   }
 
+  @Test
+  void testInvalidIdentifier() {
+    when(mockedProvider.getValidatorForDatasource(any())).thenReturn(element -> true);
+    VerifyValidator v = new VerifyValidator(sqlQueryValidator, DataSourceType.SPARK);
+    v.ng("SELECT a.b.c as a-b-c FROM abc");
+    v.ok("SELECT a.b.c as `a-b-c` FROM abc");
+    v.ok("SELECT a.b.c as a_b_c FROM abc");
+
+    v.ng("SELECT a.b.c FROM a-b-c");
+    v.ng("SELECT a.b.c FROM a.b-c");
+    v.ok("SELECT a.b.c FROM b.c.`a-b-c`");
+    v.ok("SELECT a.b.c FROM `a-b-c`");
+  }
+
+  @Test
+  void testUnsupportedType() {
+    when(mockedProvider.getValidatorForDatasource(any())).thenReturn(element -> true);
+    VerifyValidator v = new VerifyValidator(sqlQueryValidator, DataSourceType.SPARK);
+
+    v.ng("SELECT cast ( a as DateTime ) FROM tbl");
+    v.ok("SELECT cast ( a as DATE ) FROM tbl");
+    v.ok("SELECT cast ( a as Date ) FROM tbl");
+    v.ok("SELECT cast ( a as Timestamp ) FROM tbl");
+  }
+
+  @Test
+  void testUnsupportedTypedLiteral() {
+    when(mockedProvider.getValidatorForDatasource(any())).thenReturn(element -> true);
+    VerifyValidator v = new VerifyValidator(sqlQueryValidator, DataSourceType.SPARK);
+
+    v.ng("SELECT DATETIME '2024-10-11'");
+    v.ok("SELECT DATE '2024-10-11'");
+    v.ok("SELECT TIMESTAMP '2024-10-11'");
+  }
+
+  @Test
+  void testUnsupportedHiveNativeCommand() {
+    when(mockedProvider.getValidatorForDatasource(any())).thenReturn(element -> true);
+    VerifyValidator v = new VerifyValidator(sqlQueryValidator, DataSourceType.SPARK);
+
+    v.ng("CREATE ROLE aaa");
+    v.ng("SHOW GRANT");
+    v.ng("EXPORT TABLE");
+    v.ng("ALTER TABLE aaa NOT CLUSTERED");
+    v.ng("START TRANSACTION");
+    v.ng("COMMIT");
+    v.ng("ROLLBACK");
+    v.ng("DFS");
+  }
+
   @AllArgsConstructor
   private static class VerifyValidator {
     private final SQLQueryValidator validator;
@@ -580,10 +630,18 @@ public void ok(TestElement query) {
       runValidate(query.getQueries());
     }
 
+    public void ok(String query) {
+      runValidate(query);
+    }
+
     public void ng(TestElement query) {
+      Arrays.stream(query.getQueries()).forEach(this::ng);
+    }
+
+    public void ng(String query) {
       assertThrows(
           IllegalArgumentException.class,
-          () -> runValidate(query.getQueries()),
+          () -> runValidate(query),
           "The query should throw: query=`" + query.toString() + "`");
     }