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Ensure series-column-unique migration is idempotent

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advplyr 2024-09-24 16:47:09 -05:00
parent 66b290577c
commit 8a7b5cc87d
2 changed files with 15 additions and 8 deletions
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20
server/migrations/v2.13.5-series-column-unique.js
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@ -16,7 +16,15 @@
*/
async function up({ context: { queryInterface, logger } }) {
// Upwards migration script
logger.info('UPGRADE BEGIN: 2.13.5-series-column-unique ')
logger.info('[2.13.5 migration] UPGRADE BEGIN: 2.13.5-series-column-unique ')
// Check if the unique index already exists
const seriesIndexes = await queryInterface.showIndex('Series')
if (seriesIndexes.some((index) => index.name === 'unique_series_name_per_library')) {
logger.info('[2.13.5 migration] Unique index on Series.name and Series.libraryId already exists')
logger.info('[2.13.5 migration] UPGRADE END: 2.13.5-series-column-unique ')
return
}
// The steps taken to deduplicate the series are as follows:
// 1. Find all duplicate series in the `Series` table.
@ -173,9 +181,9 @@ async function up({ context: { queryInterface, logger } }) {
unique: true,
name: 'unique_series_name_per_library'
})
logger.info('Added unique index on Series.name and Series.libraryId')
logger.info('[2.13.5 migration] Added unique index on Series.name and Series.libraryId')
logger.info('UPGRADE END: 2.13.5-series-column-unique ')
logger.info('[2.13.5 migration] UPGRADE END: 2.13.5-series-column-unique ')
}
/**
@ -186,13 +194,13 @@ async function up({ context: { queryInterface, logger } }) {
*/
async function down({ context: { queryInterface, logger } }) {
// Downward migration script
logger.info('DOWNGRADE BEGIN: 2.13.5-series-column-unique ')
logger.info('[2.13.5 migration] DOWNGRADE BEGIN: 2.13.5-series-column-unique ')
// Remove the unique index
await queryInterface.removeIndex('Series', 'unique_series_name_per_library')
logger.info('Removed unique index on Series.name and Series.libraryId')
logger.info('[2.13.5 migration] Removed unique index on Series.name and Series.libraryId')
logger.info('DOWNGRADE END: 2.13.5-series-column-unique ')
logger.info('[2.13.5 migration] DOWNGRADE END: 2.13.5-series-column-unique ')
}
module.exports = { up, down }