1.CocoaPods
2.建模型
使用Xcode插件能够方便我们创建realm的数据库模型，插件名“RealmPlugin”，在Alcatraz可下。
.h：
.m：
3.指定默认数据库
实际开发中，可能需要根据不同用户来创建数据库
4.插入数据
5.查询数据
6.查看数据库
使用Realm Browser
下载地址：https://itunes.apple.com/app/realm-browser/id1007457278/
数据库Realm简单使用
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pod 'Realm', '~> 1.0.0'
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#import <Realm/Realm.h>
#import "Dog.h"
@interface Person : RLMObject
@property NSString *name;
@property RLMArray<Dog *><Dog> *dogs;
@property NSInteger personId;
@end
// This protocol enables typed collections. i.e.:
// RLMArray<Person>
RLM_ARRAY_TYPE(Person)
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#import "Person.h"
@implementation Person
+ (NSString *)primaryKey{
return @"personId";
}
@end
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RLMRealmConfiguration *config = [RLMRealmConfiguration defaultConfiguration];
// Use the default directory, but replace the filename with the username
config.fileURL = [[[config.fileURL URLByDeletingLastPathComponent]
URLByAppendingPathComponent:@"test"]
URLByAppendingPathExtension:@"realm"];
// Set this as the configuration used for the default Realm
[RLMRealmConfiguration setDefaultConfiguration:config];
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Person *person = [[Person alloc]init];
person.name = @"大王";
person.personId = 0;
[person.dogs addObjects:dogs];
[realm beginWriteTransaction];
[realm addOrUpdateObject:person];
[realm commitWriteTransaction];
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RLMResults<Person *> *persons = [Person allObjects];
for (Person *person in persons) {
NSLog(@"%@",person.name);
NSLog(@"%@",person.dogs);
}