25 lines
619 B
TypeScript
25 lines
619 B
TypeScript
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import * as Sequelize from 'sequelize'
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async function up (utils: {
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transaction: Sequelize.Transaction
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queryInterface: Sequelize.QueryInterface
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sequelize: Sequelize.Sequelize
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db: any
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}): Promise<void> {
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{
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const query = 'DELETE FROM "thumbnail" s1 ' +
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'USING (SELECT MIN(id) as id, "filename", "type" FROM "thumbnail" GROUP BY "filename", "type" HAVING COUNT(*) > 1) s2 ' +
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'WHERE s1."filename" = s2."filename" AND s1."type" = s2."type" AND s1.id <> s2.id'
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await utils.sequelize.query(query)
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}
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}
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function down (options) {
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throw new Error('Not implemented.')
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}
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export {
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up,
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down
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}
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