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33 lines
1.7 KiB
33 lines
1.7 KiB
import {MigrationInterface, QueryRunner} from "typeorm";
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export class LoginDisplayEmailNonNull1552416614755 implements MigrationInterface {
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public async up(queryRunner: QueryRunner): Promise<any> {
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await queryRunner.query('update logins set display_email = email where display_email is null');
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// if our db will already heavily loaded, it might be better to add a check constraint
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// rather than modifying the column properties. But for our case, this will be fast.
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// To work correctly with RDS version of postgres, it is important to clone
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// and change typeorm's settings for the column, rather than the settings specified
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// in previous migrations. Otherwise typeorm will fall back on a brutal method of
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// drop-and-recreate that doesn't work for non-null in any case.
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//
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// The pg command is very simple, just alter table logins alter column display_email set not null
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// but sqlite migration is tedious since table needs to be rebuilt, so still just
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// marginally worthwhile letting typeorm deal with it.
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const logins = (await queryRunner.getTable('logins'))!;
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const displayEmail = logins.findColumnByName('display_email')!;
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const displayEmailNonNull = displayEmail.clone();
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displayEmailNonNull.isNullable = false;
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await queryRunner.changeColumn('logins', displayEmail, displayEmailNonNull);
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}
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public async down(queryRunner: QueryRunner): Promise<any> {
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const logins = (await queryRunner.getTable('logins'))!;
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const displayEmail = logins.findColumnByName('display_email')!;
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const displayEmailNonNull = displayEmail.clone();
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displayEmailNonNull.isNullable = true;
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await queryRunner.changeColumn('logins', displayEmail, displayEmailNonNull);
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}
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}
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