从另一张表读取（部分、全部）字段

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/*部分字段*/

--create a permission (CUSTOMER_SETTINGS_EDIT) and assigned to admin role
insert into role_permissions(role_ID,permissions) select id ,‘CUSTOMER_SETTINGS_EDIT‘ as permissions from role where name=‘ADMIN‘;

/*全部字段*/

INSERT INTO applicationsettings (name, prefixlower, prefixupper, productbarcodeenabled, productshelflifeenabled, productiondateenabled)
SELECT  c.name, c.prefixlower, c.prefixupper, c.productbarcodeenabled, c.productshelflifeenabled, c.productiondateenabled
FROM customersettings c;

/*多个记录，多表查询*/

UPDATE role_permissions
INNER JOIN permission ON permission.id = role_permissions.permissions_ID
SET role_permissions.permissions = permission.name;

从另一张表读取（部分、全部）字段

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原文地址：http://www.cnblogs.com/ly-radiata/p/4905278.html