查詢數據庫數據最大值

Oracle

# 查詢管控列最大值

select "MAX"("TO_NUMBER"("REGEXP_REPLACE"(APPLY_NO,'[^0-9]',''))) from "COMM".APPLY_SHEET_DETAIL_POOL

# 查詢總記錄數

select "COUNT"(*) from "COST".COST_STAFF_DICT

 

# 按年月分組

select "COUNT"(*),to_char(LAST_DATE,'yyyy') as d from

PHYSIC.PHYSIC_STORAGE_TABLE

GROUP BY to_char(LAST_DATE,'yyyy') ORDER BY to_char(LAST_DATE,'yyyy') DESC

 

select PHYSIC_CODE,"COUNT"(*) a from PHYSIC.PHYSIC_STORAGE_TABLE GROUP BY PHYSIC_CODE order by a desc

# 查詢全部數據

select * from OUTPSICK.DISPENSARY_PRESCRIBE_DETAIL  ORDER BY TO_NUMBER(REGEXP_REPLACE(PRESCRIPTION_NUMBER,'[^0-9]','')) DESC

 

select "MAX"(TO_NUMBER(REGEXP_REPLACE(RESIDENCE_NO,'[^0-9]',''))) from "INPSICK"."SICK_CASE_HEADER_DETAIL"

select * from COMM.MESSAGE_RECEIVE_RECORD where rownum < 1000000 ORDER BY TO_NUMBER(REGEXP_REPLACE(MESSAGE_NO,'[^0-9]','')) desc

select SEQUENCE_NO,operator_time from "COST".COST_PAYOUT_ALLOCATION_RECORD where operator_time is not null ORDER BY SEQUENCE_NO desc

select * from "COMM".MESSAGE_RECEIVE_RECORD_1020 where read_time is not null ORDER BY read_time desc

# 校驗

select "COUNT"(*) from COMM.MESSAGE_RECEIVE_RECORD  where read_time is null

#

select APPLY_NO,SEQUENCE_NO from "COMM".APPLY_SHEET_DETAIL ORDER BY TO_NUMBER(REGEXP_REPLACE(SEQUENCE_NO,'[^0-9]','')) desc

pg

# 按年月分組

select "count"(*) countNum,to_char(enter_date,'yyyy-mm') yea_mon from

"inpsick".CLINIC_PATH_SICK_RECORD

GROUP BY yea_mon ORDER BY yea_mon DESC

# 管控列最大值

select max(OPERATION_TIME) from "case".CASE_RESI_DEPT_OPER

# varchar數字最大值

select max(to_number(EXECUTE_SEQ_NO, '999999999999')) from "inpsick".PRESCRIBE_EXECUTE_RECORD

# 表總記錄條目

select "count"(*) from "physic".PHYSIC_APPLY_DETAIL

 

 

 

# 查表

select * from "inpsick".PRESCRIBE_EXECUTE_RECORD