CALL FUNCTION 'ENQUEUE_E_TABLE' EXPORTING MODE_RSTABLE = 'E' TABNAME = 'SFLIGHT' VARKEY = X_TABNAME = ' ' X_VARKEY = ' ' _SCOPE = '2' _WAIT = ' ' _COLLECT = ' ' EXCEPTIONS FOREIGN_LOCK = 1 SYSTEM_FAILURE = 2 OTHERS = 3 ``` 其中,关键参数的说明如下: - `MODE_RSTABLE...
CALL FUNCTION 'DEQUEUE_E_TABLE' EXPORTING TABNAME = TABLE EXCEPTIONS FOREIGN_LOCK = 1 SYSTEM_FAILURE = 2 OTHERS = 3. * IF SY-SUBRC <> 0. WRITE: / 'P_UNLOCK', SY-SUBRC. EXIT. ENDIF. * ENDCASE. * END-OF-SELECTION. When i run with P_LOCK = 'X' and look in SM12 nothing is...
callfunction'DEQUEUE_E_TABLE'exporting* MODE_RSTABLE = 'E'tabname='MARA'varkey=varkey* X_TABNAME = ' '* X_VARKEY = ' '* _SCOPE = '3'* _SYNCHRON = ' '* _COLLECT = ' '. Edited by: Naresh nelapatla on Dec 10, 2008 12:18 PM ...
Dear all, Can anybody please tell me the significance of parameters in the above FMs. i.e. _SCOPE, _WAIT, _COLLECT, _SYNCHRON. Thanks a lot in advance. Best Regards,
Solved: Hi all, I have a cusmized table with two key fields. While modifying the table I am locking it ENQUEUE_E_TABLE function module. But it has only one key field .
00002BA14E74A7F8 00002BA14E74A858 1075 TM 69539 0 3 0 16 0 000000008DF49A30 000000008DF49AA8 1075 TX 65551 30498 6 0 16 0 此时表上的行级排他锁会阻塞对于表的DDL语句: sys@CCDB> truncate table scott.emp; truncate table scott.emp ...
v$equeue_lock视图(除TX和TM锁) SELECTS.ADDR, S.KADDR, S.SID, S.TYPE, S.ID1, S.ID2, S.LMODE, S.REQUEST, S.CTIME, S.BLOCK FROMV$ENQUEUE_LOCK S; 从equeue等待事件中,解码排队类型及模式: SELECT s.sid, s.event, s.p1,
HashTable && HashMap HashTable:散列表,它是基于快速存取的角度设计的,也是一种典型的“空间换时间”的做法。顾名思义,该数据... 结构体&&内存对齐总结 结构体内存究竟是怎样分布的呢, 对于以前在访问stm32内部flash时,对于访问的问题做如下总结: 关键字词:寻址(字节,位,半字节); 内存对齐:初始地址...
子enqueue hash chains latches保护enqueue hash table and hash chains.默认状态下enqueue hash chains latches的个数等于CPU_COUNT,这个数量可以通过隐含参数_ENQUEUE_HASH_CHAIN_LATCHES调整. 根据resource type and identifiers v$resource(TY,ID1,ID2) Enqueue resources被hash到enqueue hash table并且被置于相应enqu...
(Doc ID 445076.1),SolutionAcquiring a lock is a series of steps from getting an index number to identify the hash bucket in the hash table to releasing free resource structures and lock data ide oracle sed 翻译 mb611a2e88042f6 2021-08-17 11:25:37 ...