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9 lines
384 B
9 lines
384 B
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 SET versionDate = COALESCE((SELECT createdAt FROM pageHistory AS h2 WHERE h2.pageId = h1.pageId AND h2.id < h1.id ORDER BY h2.id DESC LIMIT 1), h1.createdAt, '')`)
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}
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exports.down = knex => { }
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