10 lines
418 B
JavaScript
10 lines
418 B
JavaScript
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exports.up = knex => {
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return knex.schema
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.alterTable('pageHistory', table => {
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table.string('versionDate').notNullable().defaultTo('')
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})
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.raw(`UPDATE pageHistory AS h1 INNER JOIN pageHistory AS h2 ON h2.id = (SELECT prev.id FROM pageHistory AS prev WHERE prev.pageId = h1.pageId AND prev.id < h1.id ORDER BY prev.id DESC LIMIT 1) SET h1.versionDate = h2.createdAt`)
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}
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exports.down = knex => { }
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