Oracle_类型转换_date转String_clob转String

1

clob转string
dbms_lob.substr(CLOB_BODY)  "clobBody"

date转string
to_char(CREATE_TIME,'yyyy-MM-dd HH24:mi:ss') "createDate",

string转date
select to_date('2020-05-20 13:14:20','yyyy-MM-dd HH24:mi:ss') from dual;