select wr_id, wr_subject from g4_write_bds_1 where wr_is_comment = 0 and wr_num = '-236' and wr_reply < '' and ((INSTR(LOWER(wr_21%7C%7Cwr_28%7C%7Cwr_23%7C%7Cwr_27%7Cwr_24%7C%7Cwr_29), LOWER('rent'))) and (INSTR(LOWER(wr_21%7C%7Cwr_28%7C%7Cwr_23%7C%7Cwr_27%7Cwr_24%7C%7Cwr_29), LOWER('Kangnam-Seocho'))) ) order by wr_num desc, wr_reply desc limit 1

1054 : Unknown column '7C' in 'where clause'

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