Migration.h 781 B

12345678910111213141516171819202122232425262728293031
  1. //
  2. // Migration.h
  3. // jiaPei
  4. //
  5. // Created by 张嵘 on 2021/1/8.
  6. // Copyright © 2021 JCZ. All rights reserved.
  7. //
  8. #import <Foundation/Foundation.h>
  9. #import "FMDBMigrationManager.h"
  10. NS_ASSUME_NONNULL_BEGIN
  11. @interface Migration : NSObject <FMDBMigrating>
  12. @property (nonatomic, readonly) NSString *name;
  13. @property (nonatomic, readonly) uint64_t version;
  14. /**
  15. @param name 数据库升级描述
  16. @param version 当前版本号
  17. @param updateArray 数据库操作,由于可能有多个,所以使用数组
  18. @return Migration
  19. */
  20. - (instancetype)initWithName:(NSString *)name andVersion:(uint64_t)version andExecuteUpdateArray:(NSArray *)updateArray;
  21. - (BOOL)migrateDatabase:(FMDatabase *)database error:(out NSError *__autoreleasing *)error;
  22. @end
  23. NS_ASSUME_NONNULL_END