diff --git a/mybatis-flex-core/src/main/java/com/mybatisflex/core/dialect/DialectFactory.java b/mybatis-flex-core/src/main/java/com/mybatisflex/core/dialect/DialectFactory.java
index 4608b765..d87aa474 100644
--- a/mybatis-flex-core/src/main/java/com/mybatisflex/core/dialect/DialectFactory.java
+++ b/mybatis-flex-core/src/main/java/com/mybatisflex/core/dialect/DialectFactory.java
@@ -18,6 +18,7 @@ package com.mybatisflex.core.dialect;
 
 import com.mybatisflex.core.FlexGlobalConfig;
 import com.mybatisflex.core.dialect.impl.CommonsDialectImpl;
+import com.mybatisflex.core.dialect.impl.DmDialect;
 import com.mybatisflex.core.dialect.impl.OracleDialect;
 import com.mybatisflex.core.util.ObjectUtil;
 import org.apache.ibatis.util.MapUtil;
@@ -109,6 +110,7 @@ public class DialectFactory {
             case CSIIDB:
                 return new CommonsDialectImpl(KeywordWrap.BACK_QUOTE, LimitOffsetProcessor.MYSQL);
             case DM:
+                return new DmDialect();
             case ORACLE:
                 return new OracleDialect();
             case GAUSS:
diff --git a/mybatis-flex-core/src/main/java/com/mybatisflex/core/dialect/impl/DmDialect.java b/mybatis-flex-core/src/main/java/com/mybatisflex/core/dialect/impl/DmDialect.java
new file mode 100644
index 00000000..07fb813c
--- /dev/null
+++ b/mybatis-flex-core/src/main/java/com/mybatisflex/core/dialect/impl/DmDialect.java
@@ -0,0 +1,87 @@
+/*
+ *  Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
+ *  <p>
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *  <p>
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *  <p>
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package com.mybatisflex.core.dialect.impl;
+
+import java.util.Set;
+
+import com.mybatisflex.core.dialect.KeywordWrap;
+import com.mybatisflex.core.dialect.LimitOffsetProcessor;
+import com.mybatisflex.core.util.CollectionUtil;
+
+public class DmDialect extends CommonsDialectImpl {
+
+    //https://docs.oracle.com/cd/A97630_01/appdev.920/a42525/apb.htm
+    public static final Set<String> keywords = CollectionUtil.newHashSet(
+        "ACCESS", "ELSE", "MODIFY", "START", "ADD", "EXCLUSIVE", "NOAUDIT", "SELECT",
+        "ALL", "EXISTS", "NOCOMPRESS", "SESSION", "ALTER", "FILE", "NOT", "SET", "AND", "FLOAT",
+        "NOTFOUND", "SHARE", "ANY", "FOR", "NOWAIT", "SIZE", "ARRAYLEN", "FROM", "NULL", "SMALLINT",
+        "AS", "GRANT", "NUMBER", "SQLBUF", "ASC", "GROUP", "OF", "SUCCESSFUL", "AUDIT", "HAVING",
+        "OFFLINE", "SYNONYM", "BETWEEN", "IDENTIFIED", "ON", "SYSDATE", "BY", "IMMEDIATE", "ONLINE",
+        "TABLE", "CHAR", "IN", "OPTION", "THEN", "CHECK", "INCREMENT", "OR", "TO", "CLUSTER", "INDEX",
+        "ORDER", "TRIGGER", "COLUMN", "INITIAL", "PCTFREE", "UID", "COMMENT", "INSERT", "PRIOR",
+        "UNION", "COMPRESS", "INTEGER", "PRIVILEGES", "UNIQUE", "CONNECT", "INTERSECT", "PUBLIC",
+        "UPDATE", "CREATE", "INTO", "RAW", "USER", "CURRENT", "IS", "RENAME", "VALIDATE", "DATE", "LEVEL",
+        "RESOURCE", "VALUES", "DECIMAL", "LIKE", "REVOKE", "VARCHAR", "DEFAULT", "LOCK", "ROW", "VARCHAR2",
+        "DELETE", "LONG", "ROWID", "VIEW", "DESC", "MAXEXTENTS", "ROWLABEL", "WHENEVER", "DISTINCT", "MINUS",
+        "ROWNUM", "WHERE", "DROP", "MODE", "ROWS", "WITH", "ADMIN", "CURSOR", "FOUND", "MOUNT", "AFTER", "CYCLE",
+        "FUNCTION", "NEXT", "ALLOCATE", "DATABASE", "GO", "NEW", "ANALYZE", "DATAFILE", "GOTO", "NOARCHIVELOG",
+        "ARCHIVE", "DBA", "GROUPS", "NOCACHE", "ARCHIVELOG", "DEC", "INCLUDING", "NOCYCLE", "AUTHORIZATION",
+        "DECLARE", "INDICATOR", "NOMAXVALUE", "AVG", "DISABLE", "INITRANS", "NOMINVALUE", "BACKUP", "DISMOUNT",
+        "INSTANCE", "NONE", "BEGIN", "DOUBLE", "INT", "NOORDER", "BECOME", "DUMP", "KEY", "NORESETLOGS", "BEFORE",
+        "EACH", "LANGUAGE", "NORMAL", "BLOCK", "ENABLE", "LAYER", "NOSORT", "BODY", "END", "LINK", "NUMERIC", "CACHE",
+        "ESCAPE", "LISTS", "OFF", "CANCEL", "EVENTS", "LOGFILE", "OLD", "CASCADE", "EXCEPT", "MANAGE", "ONLY", "CHANGE",
+        "EXCEPTIONS", "MANUAL", "OPEN", "CHARACTER", "EXEC", "MAX", "OPTIMAL", "CHECKPOINT", "EXPLAIN", "MAXDATAFILES",
+        "OWN", "CLOSE", "EXECUTE", "MAXINSTANCES", "PACKAGE", "COBOL", "EXTENT", "MAXLOGFILES", "PARALLEL", "COMMIT",
+        "EXTERNALLY", "MAXLOGHISTORY", "PCTINCREASE", "COMPILE", "FETCH", "MAXLOGMEMBERS", "PCTUSED", "CONSTRAINT",
+        "FLUSH", "MAXTRANS", "PLAN", "CONSTRAINTS", "FREELIST", "MAXVALUE", "PLI", "CONTENTS", "FREELISTS", "MIN",
+        "PRECISION", "CONTINUE", "FORCE", "MINEXTENTS", "PRIMARY", "CONTROLFILE", "FOREIGN", "MINVALUE", "PRIVATE",
+        "COUNT", "FORTRAN", "MODULE", "PROCEDURE", "PROFILE", "SAVEPOINT", "SQLSTATE", "TRACING", "QUOTA", "SCHEMA",
+        "STATEMENT_ID", "TRANSACTION", "READ", "SCN", "STATISTICS", "TRIGGERS", "REAL", "SECTION", "STOP", "TRUNCATE",
+        "RECOVER", "SEGMENT", "STORAGE", "UNDER", "REFERENCES", "SEQUENCE", "SUM", "UNLIMITED", "REFERENCING", "SHARED",
+        "SWITCH", "UNTIL", "RESETLOGS", "SNAPSHOT", "SYSTEM", "USE", "RESTRICTED", "SOME", "TABLES", "USING", "REUSE",
+        "SORT", "TABLESPACE", "WHEN", "ROLE", "SQL", "TEMPORARY", "WRITE", "ROLES", "SQLCODE", "THREAD", "WORK", "ROLLBACK",
+        "SQLERROR", "TIME", "ABORT", "BETWEEN", "CRASH", "DIGITS", "ACCEPT", "BINARY_INTEGER", "CREATE", "DISPOSE", "ACCESS",
+        "BODY", "CURRENT", "DISTINCT", "ADD", "BOOLEAN", "CURRVAL", "DO", "ALL", "BY", "CURSOR", "DROP", "ALTER", "CASE", "DATABASE",
+        "ELSE", "AND", "CHAR", "DATA_BASE", "ELSIF", "ANY", "CHAR_BASE", "DATE", "END", "ARRAY", "CHECK", "DBA", "ENTRY", "ARRAYLEN",
+        "CLOSE", "DEBUGOFF", "EXCEPTION", "AS", "CLUSTER", "DEBUGON", "EXCEPTION_INIT", "ASC", "CLUSTERS", "DECLARE", "EXISTS",
+        "ASSERT", "COLAUTH", "DECIMAL", "EXIT", "ASSIGN", "COLUMNS", "DEFAULT", "FALSE", "AT", "COMMIT", "DEFINITION", "FETCH",
+        "AUTHORIZATION", "COMPRESS", "DELAY", "FLOAT", "AVG", "CONNECT", "DELETE", "FOR", "BASE_TABLE", "CONSTANT", "DELTA", "FORM",
+        "BEGIN", "COUNT", "DESC", "FROM", "FUNCTION", "NEW", "RELEASE", "SUM", "GENERIC", "NEXTVAL", "REMR", "TABAUTH",
+        "GOTO", "NOCOMPRESS", "RENAME", "TABLE", "GRANT", "NOT", "RESOURCE", "TABLES", "GROUP", "NULL", "RETURN", "TASK", "HAVING",
+        "NUMBER", "REVERSE", "TERMINATE", "IDENTIFIED", "NUMBER_BASE", "REVOKE", "THEN", "IF", "OF", "ROLLBACK", "TO", "IN", "ON",
+        "ROWID", "TRUE", "INDEX", "OPEN", "ROWLABEL", "TYPE", "INDEXES", "OPTION", "ROWNUM", "UNION", "INDICATOR", "OR", "ROWTYPE",
+        "UNIQUE", "INSERT", "ORDER", "RUN", "UPDATE", "INTEGER", "OTHERS", "SAVEPOINT", "USE", "INTERSECT", "OUT", "SCHEMA", "VALUES",
+        "INTO", "PACKAGE", "SELECT", "VARCHAR", "IS", "PARTITION", "SEPARATE", "VARCHAR2", "LEVEL", "PCTFREE", "SET", "VARIANCE",
+        "LIKE", "POSITIVE", "SIZE", "VIEW", "LIMITED", "PRAGMA", "SMALLINT", "VIEWS", "LOOP", "PRIOR", "SPACE", "WHEN", "MAX", "PRIVATE",
+        "SQL", "WHERE", "MIN", "PROCEDURE", "SQLCODE", "WHILE", "MINUS", "PUBLIC", "SQLERRM", "WITH", "MLSLABEL", "RAISE", "START",
+        "WORK", "MOD", "RANGE", "STATEMENT", "XOR", "MODE", "REAL", "STDDEV", "NATURAL", "RECORD", "SUBTYPE", "GEN", "KP", "L",
+        "NA", "NC", "ND", "NL", "NM", "NR", "NS", "NT", "NZ", "TTC", "UPI", "O", "S", "XA"
+
+    );
+
+    public DmDialect() {
+        this(LimitOffsetProcessor.MYSQL);
+    }
+
+    public DmDialect(LimitOffsetProcessor limitOffsetProcessor) {
+        this(new KeywordWrap(false, true, keywords, "", ""), limitOffsetProcessor);
+    }
+
+    public DmDialect(KeywordWrap keywordWrap, LimitOffsetProcessor limitOffsetProcessor) {
+        super(keywordWrap, limitOffsetProcessor);
+    }
+
+}