[CBRD-25186] [bugfix] Run-time exception of expression BIT_LENGTH('CUBRID')

[ctshim]

http://jira.cubrid.org/browse/CBRD-25186

• bit_length(), octet_length()에서 LOB타입이 지원되도록 합니다.

• hex()에 대한 prepare-execute 방식에서 타입 변환에 대한 오류를 수정합니다.

• bit_length(), octet_length()에서 blob 지원

create table blob_tbl(c1 blob);
prepare st from  'select bit_length(c1), octet_length(c1) from blob_tbl';

AS-IS
ERROR: Semantic: Cannot coerce [dba.blob_tbl].c1 to type varchar. select bit_length( cast([dba.blob_tbl].c1 as varchar)), oc...

TO-BE
Execute OK.

• hex() 함수 오류 수정

  prepare st from 'select hex(date''2024-12-03''), hex(?)';
  execute st using date'2024-12-03'; 

AS-IS
ERROR: Invalid data type. The arguments contain an invalid data type.

TO-BE

   hex(date '2024-12-03')   hex( ?:0 )
============================================
  '31322F30332F32303234'  '31322F30332F32303234'