by 遅延初期化TMKotlin Studiokotlinlateinitlazyby into outfile/load data infileMYSQLBACKUPBASICイントout fileロードダタterminatedby
遅延初期化TMKotlin Studiokotlinlateinitlazyby into outfile/load data infileMYSQLBACKUPBASICイントout fileロードダタterminatedby