![\"file\"](\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\")
<\/div><\/p>\n
\u8ba2\u5355\/\u5e93\u5b58\/\u8d26\u6237\u4e1a\u52a1\u6570\u636e\u5e93\u51c6\u5907<\/h2>\n
\u4ee5\u4e0b\u6f14\u793a\u90fd\u9700\u8981\u5148\u542f\u52a8Nacos\u540e\u542f\u52a8Seata\uff0c\u4fdd\u8bc1\u4e24\u4e2a\u90fdOK<\/p>\n
\u5206\u5e03\u5f0f\u4e8b\u52a1\u4e1a\u52a1\u8bf4\u660e<\/h3>\n
\u4e1a\u52a1\u8bf4\u660e\uff1a<\/p>\n
\u8fd9\u91cc\u6211\u4eec\u4f1a\u521b\u5efa\u4e09\u4e2a\u670d\u52a1\uff0c\u4e00\u4e2a\u8ba2\u5355\u670d\u52a1\uff0c\u4e00\u4e2a\u5e93\u5b58\u670d\u52a1\uff0c\u4e00\u4e2a\u8d26\u6237\u670d\u52a1\u3002<\/p>\n
\u5f53\u7528\u6237\u4e0b\u5355\u65f6\uff0c\u4f1a\u5728\u8ba2\u5355\u670d\u52a1\u4e2d\u521b\u5efa\u4e00\u4e2a\u8ba2\u5355\uff0c\u7136\u540e\u901a\u8fc7\u8fdc\u7a0b\u8c03\u7528\u5e93\u5b58\u670d\u52a1\u6765\u6263\u51cf\u4e0b\u5355\u5546\u54c1\u7684\u5e93\u5b58\uff0c
\n\u518d\u901a\u8fc7\u8fdc\u7a0b\u8c03\u7528\u8d26\u6237\u670d\u52a1\u6765\u6263\u51cf\u7528\u6237\u8d26\u6237\u91cc\u9762\u7684\u4f59\u989d\uff0c
\n\u6700\u540e\u5728\u8ba2\u5355\u670d\u52a1\u4e2d\u4fee\u6539\u8ba2\u5355\u72b6\u6001\u4e3a\u5df2\u5b8c\u6210\u3002<\/p>\n
\u8be5\u64cd\u4f5c\u8de8\u8d8a\u4e09\u4e2a\u6570\u636e\u5e93\uff0c\u6709\u4e24\u6b21\u8fdc\u7a0b\u8c03\u7528\uff0c\u5f88\u660e\u663e\u4f1a\u6709\u5206\u5e03\u5f0f\u4e8b\u52a1\u95ee\u9898\u3002<\/p>\n
\u4e0b\u8ba2\u5355--->\u6263\u5e93\u5b58--->\u51cf\u8d26\u6237(\u4f59\u989d)<\/p>\n
\u521b\u5efa\u4e1a\u52a1\u6570\u636e\u5e93<\/h3>\n
seata_order\uff1a\u5b58\u50a8\u8ba2\u5355\u7684\u6570\u636e\u5e93\uff1b<\/p>\n
seata_storage\uff1a\u5b58\u50a8\u5e93\u5b58\u7684\u6570\u636e\u5e93\uff1b<\/p>\n
seata_account\uff1a\u5b58\u50a8\u8d26\u6237\u4fe1\u606f\u7684\u6570\u636e\u5e93\u3002<\/p>\n
\u5efa\u5e93SQL<\/p>\n
CREATE DATABASE seata_order;\n\nCREATE DATABASE seata_storage;\n\nCREATE DATABASE seata_account;<\/code><\/pre>\n\u6309\u7167\u4e0a\u8ff03\u5e93\u5206\u522b\u5efa\u5bf9\u5e94\u4e1a\u52a1\u8868<\/h3>\n
seata_order\u5e93\u4e0b\u5efat_order\u8868<\/p>\n
CREATE TABLE t_order (\n id<\/code> BIGINT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY,\n user_id<\/code> BIGINT(11) DEFAULT NULL COMMENT '\u7528\u6237id',\n product_id<\/code> BIGINT(11) DEFAULT NULL COMMENT '\u4ea7\u54c1id',\n count<\/code> INT(11) DEFAULT NULL COMMENT '\u6570\u91cf',\n money<\/code> DECIMAL(11,0) DEFAULT NULL COMMENT '\u91d1\u989d',\n status<\/code> INT(1) DEFAULT NULL COMMENT '\u8ba2\u5355\u72b6\u6001\uff1a0\uff1a\u521b\u5efa\u4e2d\uff1b1\uff1a\u5df2\u5b8c\u7ed3'\n) ENGINE=INNODB AUTO_INCREMENT=7 DEFAULT CHARSET=utf8;\n\nSELECT * FROM t_order;\n<\/code><\/pre>\nseata_storage\u5e93\u4e0b\u5efat_storage <\/p>\n
CREATE TABLE t_storage (\n id<\/code> BIGINT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY,\n product_id<\/code> BIGINT(11) DEFAULT NULL COMMENT '\u4ea7\u54c1id',\n total<\/code> INT(11) DEFAULT NULL COMMENT '\u603b\u5e93\u5b58',\n used<\/code> INT(11) DEFAULT NULL COMMENT '\u5df2\u7528\u5e93\u5b58',\n residue<\/code> INT(11) DEFAULT NULL COMMENT '\u5269\u4f59\u5e93\u5b58'\n) ENGINE=INNODB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;\n\nINSERT INTO seata_storage.t_storage(id<\/code>, product_id<\/code>, total<\/code>, used<\/code>, residue<\/code>)\nVALUES ('1', '1', '100', '0', '100');\n\nSELECT * FROM t_storage;<\/code><\/pre>\nseata_account\u5e93\u4e0b\u5efat_account <\/p>\n
CREATE TABLE t_account (\n id<\/code> BIGINT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY COMMENT 'id',\nuser_id<\/code> BIGINT(11) DEFAULT NULL COMMENT '\u7528\u6237id',\ntotal<\/code> DECIMAL(10,0) DEFAULT NULL COMMENT '\u603b\u989d\u5ea6',\nused<\/code> DECIMAL(10,0) DEFAULT NULL COMMENT '\u5df2\u7528\u4f59\u989d',\nresidue<\/code> DECIMAL(10,0) DEFAULT '0' COMMENT '\u5269\u4f59\u53ef\u7528\u989d\u5ea6'\n) ENGINE=INNODB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;\n\nINSERT INTO seata_account.t_account(id<\/code>, user_id<\/code>, total<\/code>, used<\/code>, residue<\/code>) VALUES ('1', '1', '1000', '0', '1000');\n\nSELECT * FROM t_account;<\/code><\/pre>\n\u6309\u7167\u4e0a\u8ff03\u5e93\u5206\u522b\u5efa\u5bf9\u5e94\u7684\u56de\u6eda\u65e5\u5fd7\u8868<\/p>\n
\u8ba2\u5355-\u5e93\u5b58-\u8d26\u62373\u4e2a\u5e93\u4e0b\u90fd\u9700\u8981\u5efa\u5404\u81ea\u7684\u56de\u6eda\u65e5\u5fd7\u8868<\/p>\n
\\seata-server-0.9.0\\seata\\conf\u76ee\u5f55\u4e0b\u7684db_undo_log.sql<\/p>\n
-- the table to store seata xid data\n-- 0.7.0+ add context\n-- you must to init this sql for you business databese. the seata server not need it.\n-- \u6b64\u811a\u672c\u5fc5\u987b\u521d\u59cb\u5316\u5728\u4f60\u5f53\u524d\u7684\u4e1a\u52a1\u6570\u636e\u5e93\u4e2d\uff0c\u7528\u4e8eAT \u6a21\u5f0fXID\u8bb0\u5f55\u3002\u4e0eserver\u7aef\u65e0\u5173\uff08\u6ce8\uff1a\u4e1a\u52a1\u6570\u636e\u5e93\uff09\n-- \u6ce8\u610f\u6b64\u59040.3.0+ \u589e\u52a0\u552f\u4e00\u7d22\u5f15 ux_undo_log\nDROP TABLE undo_log<\/code>;\n\nCREATE TABLE undo_log<\/code> (\n id<\/code> BIGINT(20) NOT NULL AUTO_INCREMENT,\n branch_id<\/code> BIGINT(20) NOT NULL,\n xid<\/code> VARCHAR(100) NOT NULL,\n context<\/code> VARCHAR(128) NOT NULL,\n rollback_info<\/code> LONGBLOB NOT NULL,\n log_status<\/code> INT(11) NOT NULL,\n log_created<\/code> DATETIME NOT NULL,\n log_modified<\/code> DATETIME NOT NULL,\n ext<\/code> VARCHAR(100) DEFAULT NULL,\n PRIMARY KEY (id<\/code>),\n UNIQUE KEY ux_undo_log<\/code> (xid<\/code>,branch_id<\/code>)\n) ENGINE=INNODB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;<\/code><\/pre>\n\u6700\u7ec8\u6548\u679c<\/h3>\n
<\/div><\/p>\n
\u8ba2\u5355\/\u5e93\u5b58\/\u8d26\u6237\u4e1a\u52a1\u5fae\u670d\u52a1\u51c6\u5907<\/h2>\n\u4e1a\u52a1\u9700\u6c42<\/h3>\n
\u4e0b\u8ba2\u5355->\u51cf\u5e93\u5b58->\u6263\u4f59\u989d->\u6539(\u8ba2\u5355)\u72b6\u6001<\/p>\n
\u65b0\u5efa\u8ba2\u5355Order-Module<\/h4>\n
POM<\/p>\n
<dependencies>\n <!--nacos-->\n <dependency>\n <groupId>com.alibaba.cloud<\/groupId>\n <artifactId>spring-cloud-starter-alibaba-nacos-discovery<\/artifactId>\n <\/dependency>\n <!--seata-->\n <dependency>\n <groupId>com.alibaba.cloud<\/groupId>\n <artifactId>spring-cloud-starter-alibaba-seata<\/artifactId>\n <exclusions>\n <exclusion>\n <artifactId>seata-all<\/artifactId>\n <groupId>io.seata<\/groupId>\n <\/exclusion>\n <\/exclusions>\n <\/dependency>\n <dependency>\n <groupId>io.seata<\/groupId>\n <artifactId>seata-all<\/artifactId>\n <version>0.9.0<\/version>\n <\/dependency>\n <!--feign-->\n <dependency>\n <groupId>org.springframework.cloud<\/groupId>\n <artifactId>spring-cloud-starter-openfeign<\/artifactId>\n <\/dependency>\n <!--web-actuator-->\n <dependency>\n <groupId>org.springframework.boot<\/groupId>\n <artifactId>spring-boot-starter-web<\/artifactId>\n <\/dependency>\n <dependency>\n <groupId>org.springframework.boot<\/groupId>\n <artifactId>spring-boot-starter-actuator<\/artifactId>\n <\/dependency>\n <!--mysql-druid-->\n <dependency>\n <groupId>mysql<\/groupId>\n <artifactId>mysql-connector-java<\/artifactId>\n <version>5.1.37<\/version>\n <\/dependency>\n <dependency>\n <groupId>com.alibaba<\/groupId>\n <artifactId>druid-spring-boot-starter<\/artifactId>\n <version>1.1.10<\/version>\n <\/dependency>\n <dependency>\n <groupId>org.mybatis.spring.boot<\/groupId>\n <artifactId>mybatis-spring-boot-starter<\/artifactId>\n <version>2.0.0<\/version>\n <\/dependency>\n <dependency>\n <groupId>org.springframework.boot<\/groupId>\n <artifactId>spring-boot-starter-test<\/artifactId>\n <scope>test<\/scope>\n <\/dependency>\n <dependency>\n <groupId>org.projectlombok<\/groupId>\n <artifactId>lombok<\/artifactId>\n <optional>true<\/optional>\n <\/dependency>\n<\/dependencies><\/code><\/pre>\nYML<\/p>\n
server:\n port: 2001\n\nspring:\n application:\n name: seata-order-service\n cloud:\n alibaba:\n seata:\n #\u81ea\u5b9a\u4e49\u4e8b\u52a1\u7ec4\u540d\u79f0\u9700\u8981\u4e0eseata-server\u4e2d\u7684\u5bf9\u5e94\n tx-service-group: fsp_tx_group\n nacos:\n discovery:\n server-addr: localhost:8848\n datasource:\n driver-class-name: com.mysql.jdbc.Driver\n url: jdbc:mysql:\/\/localhost:3306\/seata_order\n username: root\n password: \u5bc6\u7801\n\nfeign:\n hystrix:\n enabled: false\n\nlogging:\n level:\n io:\n seata: info\n\nmybatis:\n mapperLocations: classpath:mapper\/*.xml<\/code><\/pre>\nfile.conf<\/p>\n
\u4f7f\u7528\u672c\u5730\u7684XXX\\seata\\seata-server-0.9.0\\conf\u76ee\u5f55\u4e0b\u9762\u7684<\/p>\n
registry.conf<\/p>\n
\u4f7f\u7528\u672c\u5730\u7684XXX\\seata\\seata-server-0.9.0\\conf\u76ee\u5f55\u4e0b\u9762\u7684<\/p>\n
domain<\/p>\n
CommonResult<\/p>\n
@Data\n@AllArgsConstructor\n@NoArgsConstructor\npublic class CommonResult<T>\n{\n private Integer code;\n private String message;\n private T data;\n\n public CommonResult(Integer code, String message)\n {\n this(code,message,null);\n }\n}<\/code><\/pre>\nOrder<\/p>\n
@Data\n@AllArgsConstructor\n@NoArgsConstructor\npublic class Order\n{\n private Long id;\n\n private Long userId;\n\n private Long productId;\n\n private Integer count;\n\n private BigDecimal money;\n\n \/**\n * \u8ba2\u5355\u72b6\u6001\uff1a0\uff1a\u521b\u5efa\u4e2d\uff1b1\uff1a\u5df2\u5b8c\u7ed3\n *\/\n private Integer status;\n}<\/code><\/pre>\nDao\u63a5\u53e3\u53ca\u5b9e\u73b0<\/p>\n
OrderDao<\/p>\n
@Mapper\npublic interface OrderDao {\n\n \/**\n * \u521b\u5efa\u8ba2\u5355\n *\/\n void create(Order order);\n\n \/**\n * \u4fee\u6539\u8ba2\u5355\u91d1\u989d\n *\/\n void update(@Param("userId") Long userId, @Param("status") Integer status);\n}<\/code><\/pre>\nresources\u6587\u4ef6\u5939\u4e0b\u65b0\u5efamapper\u6587\u4ef6\u5939\u540e\u6dfb\u52a0<\/p>\n
OrderMapper.xml<\/p>\n
<?xml version="1.0" encoding="UTF-8" ?>\n<!DOCTYPE mapper PUBLIC "-\/\/mybatis.org\/\/DTD Mapper 3.0\/\/EN" "http:\/\/mybatis.org\/dtd\/mybatis-3-mapper.dtd" >\n\n<mapper namespace="com.springcloud.dao.OrderDao">\n\n <resultMap id="BaseResultMap" type="com.springcloud.domain.Order">\n <id column="id" property="id" jdbcType="BIGINT"\/>\n <result column="user_id" property="userId" jdbcType="BIGINT"\/>\n <result column="product_id" property="productId" jdbcType="BIGINT"\/>\n <result column="count" property="count" jdbcType="INTEGER"\/>\n <result column="money" property="money" jdbcType="DECIMAL"\/>\n <result column="status" property="status" jdbcType="INTEGER"\/>\n <\/resultMap>\n\n <insert id="create">\n INSERT INTO t_order<\/code> (id<\/code>, user_id<\/code>, product_id<\/code>, count<\/code>, money<\/code>, status<\/code>)\n VALUES (NULL, #{userId}, #{productId}, #{count}, #{money}, 0);\n <\/insert>\n\n <update id="update">\n UPDATE t_order<\/code>\n SET status = 1\n WHERE user_id = #{userId} AND status = #{status};\n <\/update>\n<\/mapper><\/code><\/pre>\nXXXmapper.xml\u6587\u4ef6\u9996\u884c\u4e0d\u80fd\u6709\u7a7a\u683c<\/p>\n
Service\u63a5\u53e3\u53ca\u5b9e\u73b0<\/p>\n
OrderService<\/p>\n
public interface OrderService {\n\n \/**\n * \u521b\u5efa\u8ba2\u5355\n *\/\n void create(Order order);\n}<\/code><\/pre>\nOrderServiceImpl<\/p>\n
@Service\n@Slf4j\npublic class OrderServiceImpl implements OrderService\n{\n @Resource\n private OrderDao orderDao;\n\n @Resource\n private StorageService storageService;\n\n @Resource\n private AccountService accountService;\n\n \/**\n * \u521b\u5efa\u8ba2\u5355->\u8c03\u7528\u5e93\u5b58\u670d\u52a1\u6263\u51cf\u5e93\u5b58->\u8c03\u7528\u8d26\u6237\u670d\u52a1\u6263\u51cf\u8d26\u6237\u4f59\u989d->\u4fee\u6539\u8ba2\u5355\u72b6\u6001\n * \u7b80\u5355\u8bf4\uff1a\n * \u4e0b\u8ba2\u5355->\u51cf\u5e93\u5b58->\u51cf\u4f59\u989d->\u6539\u72b6\u6001\n *\/\n @Override\n\/\/ @GlobalTransactional(name = "fsp-create-order",rollbackFor = Exception.class)\n public void create(Order order) {\n log.info("------->\u4e0b\u5355\u5f00\u59cb");\n \/\/\u672c\u5e94\u7528\u521b\u5efa\u8ba2\u5355\n orderDao.create(order);\n\n \/\/\u8fdc\u7a0b\u8c03\u7528\u5e93\u5b58\u670d\u52a1\u6263\u51cf\u5e93\u5b58\n log.info("------->order-service\u4e2d\u6263\u51cf\u5e93\u5b58\u5f00\u59cb");\n storageService.decrease(order.getProductId(),order.getCount());\n log.info("------->order-service\u4e2d\u6263\u51cf\u5e93\u5b58\u7ed3\u675f");\n\n \/\/\u8fdc\u7a0b\u8c03\u7528\u8d26\u6237\u670d\u52a1\u6263\u51cf\u4f59\u989d\n log.info("------->order-service\u4e2d\u6263\u51cf\u4f59\u989d\u5f00\u59cb");\n accountService.decrease(order.getUserId(),order.getMoney());\n log.info("------->order-service\u4e2d\u6263\u51cf\u4f59\u989d\u7ed3\u675f");\n\n \/\/\u4fee\u6539\u8ba2\u5355\u72b6\u6001\u4e3a\u5df2\u5b8c\u6210\n log.info("------->order-service\u4e2d\u4fee\u6539\u8ba2\u5355\u72b6\u6001\u5f00\u59cb");\n orderDao.update(order.getUserId(),0);\n log.info("------->order-service\u4e2d\u4fee\u6539\u8ba2\u5355\u72b6\u6001\u7ed3\u675f");\n\n log.info("------->\u4e0b\u5355\u7ed3\u675f");\n }\n}<\/code><\/pre>\nStorageService<\/p>\n
@FeignClient(value = "seata-storage-service")\npublic interface StorageService {\n\n \/**\n * \u6263\u51cf\u5e93\u5b58\n *\/\n @PostMapping(value = "\/storage\/decrease")\n CommonResult decrease(@RequestParam("productId") Long productId, @RequestParam("count") Integer count);\n}<\/code><\/pre>\nAccountService<\/p>\n
@FeignClient(value = "seata-account-service")\npublic interface AccountService {\n\n \/**\n * \u6263\u51cf\u8d26\u6237\u4f59\u989d\n *\/\n \/\/@RequestMapping(value = "\/account\/decrease", method = RequestMethod.POST, produces = "application\/json; charset=UTF-8")\n @PostMapping("\/account\/decrease")\n CommonResult decrease(@RequestParam("userId") Long userId, @RequestParam("money") BigDecimal money);\n}<\/code><\/pre>\nController<\/p>\n
@RestController\npublic class OrderController {\n\n @Autowired\n private OrderService orderService;\n\n \/**\n * \u521b\u5efa\u8ba2\u5355\n *\/\n @GetMapping("\/order\/create")\n public CommonResult create(Order order) {\n orderService.create(order);\n return new CommonResult(200, "\u8ba2\u5355\u521b\u5efa\u6210\u529f!");\n }\n}<\/code><\/pre>\nConfig\u914d\u7f6e<\/p>\n
MyBatisConfig<\/p>\n
@Configuration\n@MapperScan({"com.springcloud.dao"})\npublic class MyBatisConfig {\n}<\/code><\/pre>\nDataSourceProxyConfig<\/p>\n
import com.alibaba.druid.pool.DruidDataSource;\nimport io.seata.rm.datasource.DataSourceProxy;\nimport org.apache.ibatis.session.SqlSessionFactory;\nimport org.mybatis.spring.SqlSessionFactoryBean;\nimport org.mybatis.spring.transaction.SpringManagedTransactionFactory;\nimport org.springframework.beans.factory.annotation.Value;\nimport org.springframework.boot.context.properties.ConfigurationProperties;\nimport org.springframework.context.annotation.Bean;\nimport org.springframework.context.annotation.Configuration;\nimport org.springframework.core.io.support.PathMatchingResourcePatternResolver;\nimport javax.sql.DataSource;\n\n@Configuration\npublic class DataSourceProxyConfig {\n\n @Value("${mybatis.mapperLocations}")\n private String mapperLocations;\n\n @Bean\n @ConfigurationProperties(prefix = "spring.datasource")\n public DataSource druidDataSource(){\n return new DruidDataSource();\n }\n\n @Bean\n public DataSourceProxy dataSourceProxy(DataSource dataSource) {\n return new DataSourceProxy(dataSource);\n }\n\n @Bean\n public SqlSessionFactory sqlSessionFactoryBean(DataSourceProxy dataSourceProxy) throws Exception {\n SqlSessionFactoryBean sqlSessionFactoryBean = new SqlSessionFactoryBean();\n sqlSessionFactoryBean.setDataSource(dataSourceProxy);\n sqlSessionFactoryBean.setMapperLocations(new PathMatchingResourcePatternResolver().getResources(mapperLocations));\n sqlSessionFactoryBean.setTransactionFactory(new SpringManagedTransactionFactory());\n return sqlSessionFactoryBean.getObject();\n }\n\n}<\/code><\/pre>\n\u4e3b\u542f\u52a8<\/p>\n
@EnableDiscoveryClient\n@EnableFeignClients\n@SpringBootApplication(exclude = DataSourceAutoConfiguration.class)\/\/\u53d6\u6d88\u6570\u636e\u6e90\u7684\u81ea\u52a8\u521b\u5efa\npublic class SeataOrderMainApp2001\n{\n\n public static void main(String[] args)\n {\n SpringApplication.run(SeataOrderMainApp2001.class, args);\n }\n}<\/code><\/pre>\n\u65b0\u5efa\u5e93\u5b58Storage-Module<\/p>\n
\u65b0\u5efa\u8d26\u6237Account-Module<\/p>\n
Storage-Module\u548cAccount-Module\u53c2\u7167\u6b64\u6a21\u5757\uff0c\u7aef\u53e3\u548c\u5b9e\u4f53\u7c7b\u4e0d\u540c\u3002<\/p>\n
order\u8ba2\u5355\u6a21\u5757\u901a\u8fc7openfeigin\u63a5\u53e3\u65b9\u5f0f\u8bbf\u95ee\u5e93\u5b58\u548c\u8d26\u6237\u6a21\u5757\u3002<\/p>\n
\u6d4b\u8bd5\u5168\u5c40\u4e8b\u52a1@GlobalTransactional<\/p>\n
Test<\/h2>\n
\u4e0b\u8ba2\u5355->\u51cf\u5e93\u5b58->\u6263\u4f59\u989d->\u6539(\u8ba2\u5355)\u72b6\u6001<\/p>\n
<\/div><\/p>\n
\u6570\u636e\u5e93\u521d\u59cb\u60c5\u51b5<\/p>\n
\u6b63\u5e38\u4e0b\u5355<\/h3>\n
http:\/\/localhost:2001\/order\/create?userId=1&productId=1&count=10&money=100<\/a><\/p>\n\u6b63\u5e38\u6263\u6b3e\uff0c\u6b63\u5e38\u65b0\u5efa\u8ba2\u5355\uff0c\u6b63\u5e38\u6263\u5e93\u5b58<\/p>\n
\u8d26\u53f7\u6a21\u5757\u6dfb\u52a0\u8d85\u65f6\u5f02\u5e38\uff0c\u6ca1\u52a0@GlobalTransactional<\/h3>\n
AccountServiceImpl\u6dfb\u52a0\u8d85\u65f6<\/p>\n
\u5f53\u5e93\u5b58\u548c\u8d26\u6237\u91d1\u989d\u6263\u51cf\u540e\uff0c\u8ba2\u5355\u72b6\u6001\u5e76\u6ca1\u6709\u8bbe\u7f6e\u4e3a\u5df2\u7ecf\u5b8c\u6210\uff0c\u6ca1\u6709\u4ece\u96f6\u6539\u4e3a1<\/p>\n
\u800c\u4e14\u7531\u4e8efeign\u7684\u91cd\u8bd5\u673a\u5236\uff0c\u8d26\u6237\u4f59\u989d\u8fd8\u6709\u53ef\u80fd\u88ab\u591a\u6b21\u6263\u51cf<\/p>\n
\u8d85\u65f6\u5f02\u5e38\uff0c\u6dfb\u52a0@GlobalTransactional<\/h3>\n
AccountServiceImpl\u6dfb\u52a0\u8d85\u65f6<\/p>\n
\u4e0b\u5355\u540e\u6570\u636e\u5e93\u6570\u636e\u5e76\u6ca1\u6709\u4efb\u4f55\u6539\u53d8\uff1a\u8bb0\u5f55\u90fd\u6dfb\u52a0\u4e0d\u8fdb\u6765<\/p>\n
\u4e00\u90e8\u5206\u8865\u5145<\/h2>\n
Seata<\/p>\n
2019\u5e741\u6708\u4efd\u8682\u8681\u91d1\u670d\u548c\u963f\u91cc\u5df4\u5df4\u5171\u540c\u5f00\u6e90\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u89e3\u51b3\u65b9\u6848<\/p>\n
Simple Extensible Autonomous Transaction Architecture\uff0c\u7b80\u5355\u53ef\u6269\u5c55\u81ea\u6cbb\u4e8b\u52a1\u6846\u67b6<\/p>\n
2020\u8d77\u59cb\uff0c\u53c2\u52a0\u5de5\u4f5c\u540e\u75281.0\u4ee5\u540e\u7684\u7248\u672c<\/p>\n
\u518d\u770bTC\/TM\/RM\u4e09\u5927\u7ec4\u4ef6<\/h3>\n
<\/div><\/p>\n
\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u6267\u884c\u6d41\u7a0b\uff1a<\/p>\n
TM \u5f00\u542f\u5206\u5e03\u5f0f\u4e8b\u52a1\uff08TM \u5411 TC \u6ce8\u518c\u5168\u5c40\u4e8b\u52a1\u8bb0\u5f55\uff09\uff1b<\/p>\n
\u6309\u4e1a\u52a1\u573a\u666f\uff0c\u7f16\u6392\u6570\u636e\u5e93\u3001\u670d\u52a1\u7b49\u4e8b\u52a1\u5185\u8d44\u6e90\uff08RM \u5411 TC \u6c47\u62a5\u8d44\u6e90\u51c6\u5907\u72b6\u6001 \uff09\uff1b<\/p>\n
TM \u7ed3\u675f\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u4e8b\u52a1\u4e00\u9636\u6bb5\u7ed3\u675f\uff08TM \u901a\u77e5 TC \u63d0\u4ea4\/\u56de\u6eda\u5206\u5e03\u5f0f\u4e8b\u52a1\uff09\uff1b<\/p>\n
TC \u6c47\u603b\u4e8b\u52a1\u4fe1\u606f\uff0c\u51b3\u5b9a\u5206\u5e03\u5f0f\u4e8b\u52a1\u662f\u63d0\u4ea4\u8fd8\u662f\u56de\u6eda\uff1b<\/p>\n
TC \u901a\u77e5\u6240\u6709 RM \u63d0\u4ea4\/\u56de\u6eda \u8d44\u6e90\uff0c\u4e8b\u52a1\u4e8c\u9636\u6bb5\u7ed3\u675f\u3002<\/p>\n
AT\u6a21\u5f0f\u5982\u4f55\u505a\u5230\u5bf9\u4e1a\u52a1\u7684\u65e0\u4fb5\u5165<\/h3>\n
\u662f\u4ec0\u4e48<\/p>\n
<\/div><\/p>\n
\u4e00\u9636\u6bb5\u52a0\u8f7d<\/p>\n
\u5728\u4e00\u9636\u6bb5\uff0cSeata \u4f1a\u62e6\u622a\u201c\u4e1a\u52a1 SQL\u201d\uff0c
\n1 \u89e3\u6790 SQL \u8bed\u4e49\uff0c\u627e\u5230\u201c\u4e1a\u52a1 SQL\u201d\u8981\u66f4\u65b0\u7684\u4e1a\u52a1\u6570\u636e\uff0c\u5728\u4e1a\u52a1\u6570\u636e\u88ab\u66f4\u65b0\u524d\uff0c\u5c06\u5176\u4fdd\u5b58\u6210\u201cbefore image\u201d\uff0c
\n2 \u6267\u884c\u201c\u4e1a\u52a1 SQL\u201d\u66f4\u65b0\u4e1a\u52a1\u6570\u636e\uff0c\u5728\u4e1a\u52a1\u6570\u636e\u66f4\u65b0\u4e4b\u540e\uff0c
\n3 \u5176\u4fdd\u5b58\u6210\u201cafter image\u201d\uff0c\u6700\u540e\u751f\u6210\u884c\u9501\u3002
\n\u4ee5\u4e0a\u64cd\u4f5c\u5168\u90e8\u5728\u4e00\u4e2a\u6570\u636e\u5e93\u4e8b\u52a1\u5185\u5b8c\u6210\uff0c\u8fd9\u6837\u4fdd\u8bc1\u4e86\u4e00\u9636\u6bb5\u64cd\u4f5c\u7684\u539f\u5b50\u6027\u3002<\/p>\n
<\/div><\/p>\n
\u4e8c\u9636\u6bb5\u63d0\u4ea4<\/p>\n
\u4e8c\u9636\u6bb5\u5982\u662f\u987a\u5229\u63d0\u4ea4\u7684\u8bdd\uff0c
\n\u56e0\u4e3a\u201c\u4e1a\u52a1 SQL\u201d\u5728\u4e00\u9636\u6bb5\u5df2\u7ecf\u63d0\u4ea4\u81f3\u6570\u636e\u5e93\uff0c\u6240\u4ee5Seata\u6846\u67b6\u53ea\u9700\u5c06\u4e00\u9636\u6bb5\u4fdd\u5b58\u7684\u5feb\u7167\u6570\u636e\u548c\u884c\u9501\u5220\u6389\uff0c\u5b8c\u6210\u6570\u636e\u6e05\u7406\u5373\u53ef\u3002<\/p>\n
<\/div><\/p>\n
\u4e8c\u9636\u6bb5\u56de\u6eda<\/p>\n
\u4e8c\u9636\u6bb5\u56de\u6eda\uff1a
\n\u4e8c\u9636\u6bb5\u5982\u679c\u662f\u56de\u6eda\u7684\u8bdd\uff0cSeata \u5c31\u9700\u8981\u56de\u6eda\u4e00\u9636\u6bb5\u5df2\u7ecf\u6267\u884c\u7684\u201c\u4e1a\u52a1 SQL\u201d\uff0c\u8fd8\u539f\u4e1a\u52a1\u6570\u636e\u3002
\n\u56de\u6eda\u65b9\u5f0f\u4fbf\u662f\u7528\u201cbefore image\u201d\u8fd8\u539f\u4e1a\u52a1\u6570\u636e\uff1b\u4f46\u5728\u8fd8\u539f\u524d\u8981\u9996\u5148\u8981\u6821\u9a8c\u810f\u5199\uff0c\u5bf9\u6bd4\u201c\u6570\u636e\u5e93\u5f53\u524d\u4e1a\u52a1\u6570\u636e\u201d\u548c \u201cafter image\u201d\uff0c
\n\u5982\u679c\u4e24\u4efd\u6570\u636e\u5b8c\u5168\u4e00\u81f4\u5c31\u8bf4\u660e\u6ca1\u6709\u810f\u5199\uff0c\u53ef\u4ee5\u8fd8\u539f\u4e1a\u52a1\u6570\u636e\uff0c\u5982\u679c\u4e0d\u4e00\u81f4\u5c31\u8bf4\u660e\u6709\u810f\u5199\uff0c\u51fa\u73b0\u810f\u5199\u5c31\u9700\u8981\u8f6c\u4eba\u5de5\u5904\u7406\u3002<\/p>\n
<\/div><\/p>\n
debug<\/p>\n
\u8865\u5145<\/p>\n
<\/div><\/p>\n","protected":false},"excerpt":{"rendered":"
\u5206\u5e03\u5f0f\u4e8b\u52a1\u95ee\u9898 \u5206\u5e03\u5f0f\u524d \u5355\u673a\u5355\u5e93\u6ca1\u8fd9\u4e2a\u95ee\u9898 \u4ece1\uff1a1 -> 1\uff1aN -> N\uff1aN \u5206\u5e03\u5f0f\u4e4b\u540e \u5355 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[126],"tags":[71],"class_list":["post-533","post","type-post","status-publish","format-standard","hentry","category-java-microservices","tag-springcloudalibaba"],"_links":{"self":[{"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/posts\/533","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=533"}],"version-history":[{"count":1,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/posts\/533\/revisions"}],"predecessor-version":[{"id":2033,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/posts\/533\/revisions\/2033"}],"wp:attachment":[{"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=533"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=533"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=533"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"file\"](\"https:\/\/bucket-blog-img.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2022\/05\/image-1651408632543.png\")
<\/div><\/p>\n![\"file\"](\"https:\/\/bucket-blog-img.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2022\/05\/image-1651408645033.png\")
<\/div><\/p>\n![\"file\"](\"https:\/\/bucket-blog-img.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2022\/05\/image-1651408654488.png\")
<\/div><\/p>\n![\"file\"](\"https:\/\/bucket-blog-img.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2022\/05\/image-1651408670886.png\")
<\/div><\/p>\n![\"file\"](\"https:\/\/bucket-blog-img.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2022\/05\/image-1651408707628.png\")
<\/div><\/p>\n![\"file\"](\"https:\/\/bucket-blog-img.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2022\/05\/image-1651408720906.png\")
<\/div><\/p>\n![\"file\"](\"https:\/\/bucket-blog-img.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2022\/05\/image-1651408730058.png\")
<\/div><\/p>\n![\"file\"](\"https:\/\/bucket-blog-img.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2022\/05\/image-1651408738902.png\")
<\/div><\/p>\n![\"file\"](\"https:\/\/bucket-blog-img.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2022\/05\/image-1651408747980.png\")
<\/div><\/p>\n![\"file\"](\"https:\/\/bucket-blog-img.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2022\/05\/image-1651408770697.png\")
<\/div><\/p>\n![\"file\"](\"https:\/\/bucket-blog-img.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2022\/05\/image-1651408781120.png\")
<\/div><\/p>\n","protected":false},"excerpt":{"rendered":"