[英]How to write case insensitive order query in sequelize(SQLite)?
[英]How to select case query in sequelize?
我有一个SQL查询:
SELECT field1, field2,
CASE
WHEN field1=1 THEN 'a'
ELSE 'b'
END
AS field3
FROM test
我想用sequelizejs
实现它,
const params = {
attributes: //DO SELECT CASE,
};
yield Model.findAll(params);
谁能帮我? 谢谢。
对于仍在寻找这个答案的人们
Model.findAll({
attributes: [[models.sequelize.literal('CASE WHEN "field1" = true THEN 55 ELSE 23 END'), 'field3']]
}
要么
Model.findAll({
attributes: { include: [[models.sequelize.literal('CASE WHEN "field1" = true THEN 55 ELSE 23 END'), 'field3']]}
}
所以在我的例子中,当field1为true时,它将返回55 else 23.这将生成一个类似的查询
SELECT CASE WHEN "field1" THEN 55 ELSE 23 END AS "field3" FROM "models"
有关详细信息,请参阅文档http://docs.sequelizejs.com/en/latest/docs/querying/#attributes
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