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src/sql/ob_trans_character.h

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+/**
+ * Copyright (c) 2021 OceanBase
+ * OceanBase CE is licensed under Mulan PubL v2.
+ * You can use this software according to the terms and conditions of the Mulan PubL v2.
+ * You may obtain a copy of Mulan PubL v2 at:
+ *          http://license.coscl.org.cn/MulanPubL-2.0
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PubL v2 for more details.
+ */
+
+#ifndef OCEANBASE_COMMON_OB_TRANS_CHARACTER_H
+#define OCEANBASE_COMMON_OB_TRANS_CHARACTER_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// never change the value;
+typedef enum ObTransCharacter {
+  OB_WITH_CONSTISTENT_SNAPSHOT = 1,
+  OB_TRANS_READ_ONLY = 2,
+  OB_TRANS_READ_WRITE = 4,
+} ObTransCharacter;
+
+#define IS_READ_ONLY(mode) (mode & OB_TRANS_READ_ONLY)
+#define IS_READ_WRITE(mode) (mode & OB_TRANS_READ_WRITE)
+#define IS_WITH_SNAPSHOT(mode) (mode & OB_WITH_CONSTISTENT_SNAPSHOT)
+
+#ifdef __cplusplus
+}
+#endif
+#endif  // OCEANBASE_COMMON_OB_TRANS_CHARACTER_H