UPDATE "Link" SET "pdf" = NULL WHERE "pdf" = 'pending';
UPDATE "Link" SET "monolith" = NULL WHERE "monolith" = 'pending';
UPDATE "Link" SET "readable" = NULL WHERE "readable" = 'pending';
UPDATE "Link" SET "image" = NULL WHERE "image" = 'pending';
UPDATE "Link" SET "preview" = NULL WHERE "preview" = 'pending';