外键约束关键字: FOREIGN KEY (用来让两张表的数据之间建立连接, 保证数据的一致性和完整性) CREATE TABLE 表名(字段名 数据类型 [CONSTRAINT] [外键名称] FOREIGN KEY (外键字段名) REFERENCES 主表(主表列名)); ALTER TABLE 表名 ADD CONSTRAINT 外键名称 FOREIGN KEY(外键字段名) ...

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Skilled in data structures, algorithms, DBMS, Kafka, Rest API, and microservice architecture. Proficient in SQL (MySQL, Postgres) and NoSQL databases (Redis, Aerospike, HBase, Cassandra, MongoDB, ...

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It's an online tutor powered by artificial intelligence designed to help teachers be more efficient .. and students learn more effectively. It's called Khanmigo- conmigo means "with me," in Spanish.

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