-- From 4.0.0-2019-10-13.sql UPDATE "#__content_types" SET "field_mappings" = REPLACE("field_mappings",'"core_created_time":"registerdate"','"core_created_time":"registerDate"') WHERE "type_alias" = 'com_users.user'; -- From 4.0.0-2019-10-17.sql ALTER TABLE "#__users" ALTER COLUMN "registerDate" DROP DEFAULT; ALTER TABLE "#__users" ALTER COLUMN "lastvisitDate" DROP NOT NULL; ALTER TABLE "#__users" ALTER COLUMN "lastvisitDate" DROP DEFAULT; ALTER TABLE "#__users" ALTER COLUMN "lastResetTime" DROP NOT NULL; ALTER TABLE "#__users" ALTER COLUMN "lastResetTime" DROP DEFAULT; UPDATE "#__users" SET "registerDate" = '1980-01-01 00:00:00' WHERE "registerDate" = '1970-01-01 00:00:00'; UPDATE "#__users" SET "lastvisitDate" = NULL WHERE "lastvisitDate" = '1970-01-01 00:00:00'; UPDATE "#__users" SET "lastResetTime" = NULL WHERE "lastResetTime" = '1970-01-01 00:00:00'; UPDATE "#__content_types" SET "field_mappings" = REPLACE("field_mappings",'"core_modified_time":"lastvisitDate"','"core_modified_time":"null"') WHERE "type_alias" = 'com_users.user';