diff --git a/src/main/java/org/opengauss/sqltranslator/ExecuteTranslate.java b/src/main/java/org/opengauss/sqltranslator/ExecuteTranslate.java
index 85fdf7cc59e0aa9a6c83eacfb095dbdca07e290c..964b517b7f399dec6a6d1f20223d590f5d456fa2 100644
--- a/src/main/java/org/opengauss/sqltranslator/ExecuteTranslate.java
+++ b/src/main/java/org/opengauss/sqltranslator/ExecuteTranslate.java
@@ -17,29 +17,27 @@ public class ExecuteTranslate {
 
     public static void main(String[] args) {
         String raw_sql = "";
-        // if the encoded sql is passed in through the --base64 parameter, the sql needs
-        // to be decoded
-        if (args.length == 2 && args[0].equals("--base64")) {
-            // decode sql
-            byte[] decode = Base64.getDecoder().decode(args[1]);
-            try {
-                raw_sql = new String(decode, "utf-8");
-            } catch (UnsupportedEncodingException e) {
-                logger.error(e.getLocalizedMessage());
-            }
-        } else {
-            raw_sql = args[0];
+        boolean column_case_sensitive = true;
+        if (args.length == 3) {
+            column_case_sensitive = false;
+        }
+        byte[] decode = Base64.getDecoder().decode(args[1]);
+        try {
+            raw_sql = new String(decode, "utf-8");
+        } catch (UnsupportedEncodingException e) {
+            logger.error(e.getLocalizedMessage());
         }
         try {
-            System.out.println(translateMysql2openGauss(raw_sql, false));
+            System.out.println(translateMysql2openGauss(raw_sql, false, column_case_sensitive));
         } catch (Exception e) {
             logger.error(e.getLocalizedMessage());
         }
     }
 
-    public static String translateMysql2openGauss(String Sql_in, boolean debug) {
+    public static String translateMysql2openGauss(String Sql_in, boolean debug,boolean column_case_sensitive) {
         final StringBuilder appender = new StringBuilder();
-        final MySqlToOpenGaussOutputVisitor visitor = new MySqlToOpenGaussOutputVisitor(appender);
+        final MySqlToOpenGaussOutputVisitor visitor = new MySqlToOpenGaussOutputVisitor(appender,
+                column_case_sensitive);
 
         final List<SQLStatement> sqlStatements = SQLUtils.parseStatements(Sql_in, DbType.mysql);
 
diff --git a/src/main/java/org/opengauss/sqltranslator/dialect/mysql/MySqlToOpenGaussOutputVisitor.java b/src/main/java/org/opengauss/sqltranslator/dialect/mysql/MySqlToOpenGaussOutputVisitor.java
index a5d0d54fee6f6e173c38dd8a5b46a2e71cacdd55..88d98188b4a4b3ecfebd69e9fe33ef2c7d4ac330 100644
--- a/src/main/java/org/opengauss/sqltranslator/dialect/mysql/MySqlToOpenGaussOutputVisitor.java
+++ b/src/main/java/org/opengauss/sqltranslator/dialect/mysql/MySqlToOpenGaussOutputVisitor.java
@@ -25,6 +25,7 @@ import java.util.stream.Collectors;
 public class MySqlToOpenGaussOutputVisitor extends MySqlOutputVisitor {
     private static final Logger logger = LoggerFactory.getLogger(MySqlToOpenGaussOutputVisitor.class);
     private static final String err = "err";
+    private boolean column_case_sensitive;
     private final Map<Integer, String> SQLSetQuantifierMap = new HashMap<Integer, String>() {
         {
             put(0, "");
@@ -72,6 +73,10 @@ public class MySqlToOpenGaussOutputVisitor extends MySqlOutputVisitor {
         routinePrivilegeSet.add("ALL");
         routinePrivilegeSet.add("ALL PRIVILEGES");
         reservedwordSet.add("number");
+        reservedwordSet.add("user");
+        reservedwordSet.add("for");
+        reservedwordSet.add("check");
+        reservedwordSet.add("all");
     }
     private final StringBuilder sb = (StringBuilder) appender;
 
@@ -79,6 +84,11 @@ public class MySqlToOpenGaussOutputVisitor extends MySqlOutputVisitor {
         super(appender);
     }
 
+    public MySqlToOpenGaussOutputVisitor(Appendable appender, boolean column_case_sensitive) {
+        super(appender);
+        this.column_case_sensitive = column_case_sensitive;
+    }
+
     private void printNotSupportWord(String word) {
         if (sb.charAt(sb.length() - 1) != '\n') {
             print('\n');
@@ -1334,16 +1344,24 @@ public class MySqlToOpenGaussOutputVisitor extends MySqlOutputVisitor {
     public void printnamewithquote(String text) {
         char c0 = text.charAt(0);
         if (c0 == '"' && text.charAt(text.length() - 1) == '"') {
-            print(text);
+            text = text.substring(1, text.length() - 1);
+            if (hasReservedword(text) || column_case_sensitive || text.trim().contains(" ")) {
+                print("\"" + text + "\"");
+            } else {
+                print(text);
+            }
         } else if (c0 == '`' && text.charAt(text.length() - 1) == '`') {
             text = text.substring(1, text.length() - 1);
-            print("\"" + text + "\"");
-        } else {
-            if (hasUpper(text))
+            if (hasReservedword(text) || column_case_sensitive) {
                 print("\"" + text + "\"");
-            else
+            } else {
                 print(text);
-        }
+            }
+        } else if ((hasUpper(text) && column_case_sensitive) || hasReservedword(text))
+            print("\"" + text + "\"");
+        else
+            print(text);
+
     }
 
     @Override
@@ -2310,21 +2328,29 @@ public class MySqlToOpenGaussOutputVisitor extends MySqlOutputVisitor {
             }
             char c0 = text.charAt(0);
             if (c0 == '"' && text.charAt(text.length() - 1) == '"') {
-                this.appender.append(this.quote);
-                this.appender.append(text.substring(1, text.length() - 1));
-                this.appender.append(this.quote);
+                text = text.substring(1, text.length() - 1);
+                if (hasReservedword(text) || column_case_sensitive || text.trim().contains(" ")) {
+                    this.appender.append(this.quote);
+                    this.appender.append(text);
+                    this.appender.append(this.quote);
+                } else {
+                    this.appender.append(text);
+                }
             } else if (c0 == '`' && text.charAt(text.length() - 1) == '`') {
-                this.appender.append(this.quote);
-                this.appender.append(text.substring(1, text.length() - 1));
-                this.appender.append(this.quote);
-            } else {
-                if (hasUpper(text) || hasReservedword(text)) {
+                text = text.substring(1, text.length() - 1);
+                if (hasReservedword(text) || column_case_sensitive) {
                     this.appender.append(this.quote);
                     this.appender.append(text);
                     this.appender.append(this.quote);
                 } else {
                     this.appender.append(text);
                 }
+            } else if ((hasUpper(text) && column_case_sensitive) || hasReservedword(text)) {
+                this.appender.append(this.quote);
+                this.appender.append(text);
+                this.appender.append(this.quote);
+            } else {
+                this.appender.append(text);
             }
         } catch (IOException e) {
             throw new RuntimeException("println error", e);
@@ -2332,11 +2358,12 @@ public class MySqlToOpenGaussOutputVisitor extends MySqlOutputVisitor {
     }
 
     public static boolean hasReservedword(String str) {
-        if (reservedwordSet.contains(str))
+        if (reservedwordSet.contains(str.toLowerCase()))
             return true;
         else
             return false;
     }
+
     public static boolean hasUpper(String str) {
         for (int i = 0; i < str.length(); i++) {
             char c0 = str.charAt(i);
diff --git a/src/test/java/org/opengauss/sqltranslator/SqlTranslateTest.java b/src/test/java/org/opengauss/sqltranslator/SqlTranslateTest.java
index c5d7928bf1d6b8f20cc8a380514d936072ded376..f2fa1e87b70077c07efdfdea496c3b3d8f6ef6ec 100644
--- a/src/test/java/org/opengauss/sqltranslator/SqlTranslateTest.java
+++ b/src/test/java/org/opengauss/sqltranslator/SqlTranslateTest.java
@@ -36,7 +36,7 @@ public class SqlTranslateTest {
         // expect SQL content. null if expect file does not exist.
         String expectSQLContent = expectFileURL == null ? "" : IOUtils.toString(expectFileURL, StandardCharsets.UTF_8);
         // translated SQL content
-        String tranSQLContent = ExecuteTranslate.translateMysql2openGauss(inputSQLContent, false);
+        String tranSQLContent = ExecuteTranslate.translateMysql2openGauss(inputSQLContent, false, true);
         // String tranSQLContent = exectranslate(inputSQLContent);
 
         expectSQLContent = expectSQLContent.trim().replaceAll("[ \t\r]+\n", "\n");
@@ -56,7 +56,7 @@ public class SqlTranslateTest {
         inputSQLContent = inputSQLContent.replaceAll("--.*", "");
         inputSQLContent = inputSQLContent.replaceAll("#.*", "");
         // translated SQL content
-        ExecuteTranslate.translateMysql2openGauss(inputSQLContent, true);
+        ExecuteTranslate.translateMysql2openGauss(inputSQLContent, true, true);
     }
 
     @Test