26 lines
1.1 KiB
TypeScript
26 lines
1.1 KiB
TypeScript
import { MigrationInterface, QueryRunner } from 'typeorm'
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export class makeUserUuidNullable1669735585016 implements MigrationInterface {
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name = 'makeUserUuidNullable1669735585016'
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public async up(queryRunner: QueryRunner): Promise<void> {
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await this.renameRevisionsTable(queryRunner)
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await queryRunner.query('ALTER TABLE `revisions_revisions` CHANGE `user_uuid` `user_uuid` varchar(36) NULL')
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}
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public async down(queryRunner: QueryRunner): Promise<void> {
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await queryRunner.query('ALTER TABLE `revisions_revisions` CHANGE `user_uuid` `user_uuid` varchar(36) NOT NULL')
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}
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private async renameRevisionsTable(queryRunner: QueryRunner) {
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const revisionsTableExistsQueryResult = await queryRunner.manager.query(
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'SELECT COUNT(*) as count FROM information_schema.tables WHERE table_schema = DATABASE() AND table_name = "revisions"',
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)
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const revisionsTableExists = revisionsTableExistsQueryResult[0].count === 1
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if (revisionsTableExists) {
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await queryRunner.query('ALTER TABLE `revisions` RENAME TO `revisions_revisions`, ALGORITHM=INSTANT')
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}
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}
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}
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