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‎database/code/09索引.sql‎

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--索引：加快数据的检索
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--创建索引
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create index i_ename on emp(ename);
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--删除索引
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drop index i_ename;
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select * from emp where ename = 'SMITH';

‎database/code/JDBC/.idea/workspace.xml‎

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‎database/code/JDBC/out/production/JDBC/com/mashibing/dao/impl/BatchDaoImpl.class‎

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‎database/code/JDBC/out/production/JDBC/com/mashibing/dao/impl/EmpDaoImpl2.class‎

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‎database/code/JDBC/out/production/JDBC/com/mashibing/entity/Dept.class‎

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‎database/code/JDBC/out/production/JDBC/com/mashibing/reflect/BaseDaoImpl.class‎

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‎database/code/JDBC/out/production/JDBC/com/mashibing/reflect/ClassAPI.class‎

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‎database/code/JDBC/out/production/JDBC/com/mashibing/reflect/CreateClassObject.class‎

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‎database/code/JDBC/out/production/JDBC/com/mashibing/reflect/Person.class‎

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‎database/code/JDBC/out/production/JDBC/com/mashibing/reflect/Student.class‎

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