The document discusses code for handling database operations across multiple database systems. It defines macros and functions for executing stored procedures and functions across MySQL and Oracle databases. Code snippets show implementations for executing the same operations in both databases consistently.

10. UPDATE t1 SET col1 = col2 + 1, col2 = col1 WHERE col1 = 10 AND col2 = 100;
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15. …
BZ::DBHandler::FunctionA(…)
…
…
BZ::DBHandler::FunctionA_MySQL(…)
BZ::DBHandler::FunctionA_Oracle(…)
…
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16. …
DBHandler::FunctionA(…)
…
namesapce DBHandler
{
HREAULT::FunctionA(int iMemberNo)
{
…
}
}
#define DUAL_CALL(funcName, …)
funcName##_MySQL(##__VA_ARGS__);
return funcName##_Oracle(##__VA_ARGS__);
DUAL_CALL(FunctionA, iMemberNo)

17. namespace DBHandler {
#ifndef CALL
#define CALL CALL_ORIGINAL
#endif //CALL
#include ”DBHandler.cpp”
}
namespace MyDBHandler {
#ifdef CALL
#undef CALL
#endif //CALL
#define CALL CALL_MYSQL
…
#include ”DBHandler.cpp”
}
namespace OraDBHandler {
#ifdef CALL
#undef CALL
#endif //CALL
#define CALL CALL_ORACLE
…
#include ”DBHandler.cpp”
}

18. #define DUAL_CALL(funcName, …)
int _iMode = -1;
if(CALL == CALL_ORIGINAL && GetModeFromConfig(_iMode)) {
if(_iMode == DUAL_ORACLE_MAIN) {
MyDBHandler::##funcName(##__VA_ARGS__);
return OraDBHandler::##funcName(##__VA_ARGS__);
}
else if(_iMode == DUAL_MYSQL_MAIN) {
OraDBHandler::##funcName(##__VA_ARGS__);
return MyDBHandler::##funcName(##__VA_ARGS__);
}
else if(_iMode == ONLY_MYSQL) return MyDBHandler::##funcName(##__VA_ARGS__);
else if(_iMode == ONLY_ORACLE) return OraDBHandler::##funcName(##__VA_ARGS__);
}

19. HRESULT GetMemoListByMemberId(IN const char* szId, OUT std::list<MEMODATA*>& lstData)
{
…
}
DUAL_CALL(GetMemoListByMemberId, szId, lstData);
MyDBHandler:: GetMemoListByMemberId(const char* szMemberId)
return OraDBHandler:: GetMemoListByMemberId(const char* szMemberId)
OraDBHandler:: GetMemoListByMemberId(const char* szMemberId)
return MyDBHandler:: GetMemoListByMemberId(const char* szMemberId)
return MyDBHandler:: GetMemoListByMemberId(const char* szMemberId)

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28. HRESULT FuncA(IN const std::string& memberId, OUT std::list<Data>& outvalue)
{
DUAL_CALL(FuncA, outVal);
…
…
}
while( Fetch() ) {
outvalue.push_back(get_data);
}
while( Fetch() ) {
if( IS_MAIN_CALL )
outvalue.push_back(get_data);
}

29. HRESULT FuncA(OUT std::list<Data>& outvalue)
{
DUAL_CALL(FuncA, outVal);
…
while( Fetch() ) {
}
…
}
DBHandler::FuncB(…);
MySQL::A Oracle::A
MySQL::B Oracle::B MySQL::B Oracle::B
DBHandler::A

31. SEQ NAME MONEY
1 B 50000
2 A 90000
SEQ NAME MONEY
1 A 90000
2 B 50000
UPDATE TABLE_A SET MONEY = 0 WHERE SEQ = 2 AND NAME = ‘B’;
INSERT INTO TABLE (SEQ, NAME, MONEY) VALUES ( NextVal(‘ASEQ’), ‘A’, 90000 );
INSERT INTO TABLE (SEQ, NAME, MONEY) VALUES ( NextVal(‘ASEQ’), ‘B’, 50000 );
1
2
121 2
SEQ NAME MONEY
1 A 90000
2 B 0
SEQ NAME MONEY
1 B 50000
2 A 90000

32. SELECT NextVal(‘ASEQ’) FROM DUAL;
INSERT INTO TABLE (SEQ, NAME, MONEY) VALUES (1, ‘A’, 90000 );
INSERT INTO TABLE (SEQ, NAME, MONEY) VALUES (2, ‘B’, 50000 );
SEQ NAME MONEY
1 A 90000
2 B 50000
SEQ NAME MONEY
1 A 90000
2 B 50000

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Not supported data type.

35. INSERT INTO MEMODATA (memo) VALUES (convert(unhex(:GISA_NAME) using utf8mb4));
:GISA_NAME = ‘E69CB4E5BBB7E6A19320’

36. SELECT hex(memo) as memo FROM MEMODATA WHERE SEQ = :SEQ

37. SELECT MEMBERID, MASTERS_POINT, LEAGUE_REGDATE
FROM BZBADUKRAT
WHERE MASTERS_POINT IS NOT NULL
AND LEAGUE_LASTDATE > DATE_ADD(SYSDATE(), INTERVAL -28 DAY)
AND ( LEAGUE_LASTDATE IS NOT NULL OR NINE_WIN + NINE_LOSE + NINE_DRAW > 0 )
ORDER BY MASTERS_POINT DESC, NINE_WIN DESC, NINE_WIN + NINE_LOSE + NINE_DRAW DESC;
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38. :ENDDATE = ‘2019-09-30’
Oracle : TO_DATE(:ENDDATE, 'YYYY/MM/DD )
= ‘2019/09/30’
MySQL : STR_TO_DATE(:ENDDATE, %Y/%m/%d )
= null
SYSDATE() = ‘2019-09-01 02:03:04’
SYSDATE() + 1 = 20190902020305
DATE_FORMAT(SYSDATE(), ‘%Y-%m-%d’)
= ‘2019-09-01’
DATE_FORMAT(SYSDATE(), ‘%Y-%m-%d’) + 1
= 2020

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40. INSERT INTO TABLE_HIST
(MEMBERID, ITEM_CODE, ITEM_STATE)
VALUES
(‘IMPETER’, ‘HANDOL_HINT’, ‘’);
…
SELECT ITEM_STATE INTO vItemState
FROM TABLE_HIST
WHERE MEMBERID = ‘IMPETER’;
…
UPDATE TABLE_HIST SET
ITEM_STATE = ‘USED’;
ENDIF;
…
IF vItemState IS NULL OR vItemState = ‘’ THENIF vItemState IS NULL THEN

41. CREATE FUNCTION `NextVal`(
vname VARCHAR(30)) RETURNS bigint(20)
BEGIN
UPDATE _sequences SET next = (@next := next) + inc
WHERE name = vname;
RETURN @next;
END

42. CREATE FUNCTION `NextVal`(
vname VARCHAR(30)) RETURNS bigint(20)
)
BEGIN
if vname='SEQUENCE_NAME' then
insert SEQUENCE_NAME (seq) values (0);
set @next = LAST_INSERT_ID();
else if vname= 'SEQUENCE_NAME2 then
insert SEQUENCE_NAME2 (seq) values (0);
set @next = LAST_INSERT_ID();
…
end if;
RETURN @next;
END

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45. CREATE PROCEDURE PROC_TASK_1(PARAMS)
BEGIN
START TRANSACTION
…
UPDATE …
CALL PROC_TASK_2(PARAMS)
…
COMMIT OR ROLLBAK
END
CREATE PROCEDURE PROC_TASK_2(PARAMS)
BEGIN
START TRANSACTION
TASKS …
COMMIT OR ROLLBACK
END

46. CREATE PROCEDURE PROC_TASK_1(PARAMS)
BEGIN
START TRANSACTION
…
UPDATE …
CALL PROC_TASK_2(PARAMS)
…
COMMIT OR ROLLBAK
END
BEGIN_TRANSACTION
EXECUTE PROC_TASK_1(…)
COMMIT OR ROLLBACK

49. cat 0826_baduk_memberids.txt | ./compmyora 4015 4012 BZBADUK_COMPMYORA_BZBADUKRAT
| awk '{print $0," ";}' | sed "s/[0-9][0-9]:[0-9][0-9]:[0-5][0-9]//g" | uniq -c |
awk '{ if ($1!=2) print $0; }' > 0826_badukrat_errids.log