oracle死锁父/子和孩子索引了FK
发布时间：2021-01-12 11:04:15 所属栏目：百科 来源：网络整理
导读：我需要有人帮助我找出导致死锁的原因. 涉及的表是父/子,子表已索引FK. ?父：PK_FMS_FC_MAIN_FLD_INPUT_LIMIT ?智利：FMS_FC_REL_FLD_INPUT_LIMIT Deadlock graph: ---------Blocker(s)-------- ---------Waiter(s)---------Resource Name process session
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我需要有人帮助我找出导致死锁的原因.
Deadlock graph:
---------Blocker(s)-------- ---------Waiter(s)---------
Resource Name process session holds waits process session holds waits
TX-0019000b-0000b486 22 2755 X 57 492 S
TX-00010019-00061e13 57 492 X 22 2755 S
session 2755: DID 0001-0016-00000FCE session 492: DID 0001-0039-00000719
session 492: DID 0001-0039-00000719 session 2755: DID 0001-0016-00000FCE
Rows waited on:
Session 2755: obj - rowid = 000DB256 - AADbJWABbAAAYJQAAA
(dictionary objn - 897622,file - 91,block - 98896,slot - 0)
Session 492: no row
----- Information for the OTHER waiting sessions -----
Session 492:
sid: 492 ser: 2757 audsid: 132281277 user: 364/GKS_IM_9990740
flags: (0x41) USR/- flags_idl: (0x1) BSY/-/-/-/-/-
flags2: (0x40009) -/-/INC
pid: 57 O/S info: user: grid,term: UNKNOWN,ospid: 16372
image: oracle@hgksdb01
client details:
O/S info: user: imart,term: unknown,ospid: 1234
machine: hgkswa05 program: JDBC Thin Client
application name: JDBC Thin Client,hash value=2546894660
current SQL:
DELETE FROM FMS_FC_MAIN_FLD_INPUT_LIMIT MAIN WHERE MAIN.ID = :B1
----- End of information for the OTHER waiting sessions -----
Information for THIS session:
----- Current SQL Statement for this session (sql_id=56azrvwd48huf) -----
INSERT INTO FMS_FC_REL_FLD_INPUT_LIMIT( ID,RELATION_FIELD_MASTER_CD,CREATE_USER_CD,CREATE_DATE,RECORD_USER_CD,RECORD_DATE ) VALUES( :B4,:B3,:B2,SYSDATE,:B1,SYSDATE )
----- PL/SQL Stack -----
----- PL/SQL Call Stack -----
object line object
handle number name
0x1f37f7a58 462 package body GKS_IM_9990740.ZPKG_PRJ_FLDREL
0x1ed1a9d38 1 anonymous block
===================================================
CREATE TABLE GKS_IM_9990740.FMS_FC_MAIN_FLD_INPUT_LIMIT
(
ID NUMBER(18,0) NOT NULL,COMPANY_CD VARCHAR2(100) NOT NULL,MAIN_FIELD_TYPE VARCHAR2(100) NOT NULL,RELATION_FIELD_TYPE VARCHAR2(100) NOT NULL,START_DATE DATE NOT NULL,MAIN_FIELD_MASTER_CD VARCHAR2(1000) NOT NULL,MAIN_FIELD_SUB_CD VARCHAR2(1000),IS_INPUT_ENABLE VARCHAR2(1) NOT NULL,IS_INPUT_COMPULSORY VARCHAR2(1) NOT NULL,DEFAULT_VALUE VARCHAR2(1000),IS_INPUT_LIMIT VARCHAR2(1) NOT NULL,CREATE_USER_CD VARCHAR2(100) NOT NULL,CREATE_DATE TIMESTAMP(6) NOT NULL,RECORD_USER_CD VARCHAR2(100),RECORD_DATE TIMESTAMP(6),CONSTRAINT PK_FMS_FC_MAIN_FLD_INPUT_LIMIT PRIMARY KEY (ID) USING INDEX
PCTFREE 10
INITRANS 2
MAXTRANS 255
TABLESPACE FMS_DATA
STORAGE(INITIAL 64K NEXT 1M MINEXTENTS 1 MAXEXTENTS 2147483645 BUFFER_POOL DEFAULT)
LOGGING
)
CREATE TABLE GKS_IM_9990740.FMS_FC_REL_FLD_INPUT_LIMIT
(
ID NUMBER(18,RELATION_FIELD_MASTER_CD VARCHAR2(1000) NOT NULL,CONSTRAINT PK_FMS_FC_REL_FLD_INPUT_LIMIT PRIMARY KEY (ID,RELATION_FIELD_MASTER_CD) USING INDEX
PCTFREE 10
INITRANS 2
MAXTRANS 255
TABLESPACE FMS_DATA
STORAGE(INITIAL 64K NEXT 1M MINEXTENTS 1 MAXEXTENTS 2147483645 BUFFER_POOL DEFAULT)
LOGGING,CONSTRAINT FK_FMS_FC_REL_FLD_INPUT_LIMIT0 FOREIGN KEY (ID) REFERENCES GKS_IM_9990740.FMS_FC_MAIN_FLD_INPUT_LIMIT (ID)
)
PCTFREE 10
MAXTRANS 255
TABLESPACE FMS_DATA
STORAGE(INITIAL 64K NEXT 1M MINEXTENTS 1 MAXEXTENTS 2147483645 BUFFER_POOL DEFAULT)
NOCACHE
LOGGING
CREATE INDEX "GKS_IM_9990740"."FK_FMS_FC_REL_FLD_INPUT_LIMIT" ON "GKS_IM_9990740"."FMS_FC_REL_FLD_INPUT_LIMIT"
(
"ID"
)
PCTFREE 10 INITRANS 2 MAXTRANS 255 COMPUTE STATISTICS STORAGE
(
INITIAL 65536 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645 PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT FLASH_CACHE DEFAULT CELL_FLASH_CACHE DEFAULT
)
TABLESPACE "FMS_DATA" ;
解决方法一些想法：1.)由于涉及死锁的队列是TX,而不是TM,这与未编入索引的外键问题无关. 2.)由于会话正在等待TX’S'(共享)模式,这不是行级锁定问题. 3.)由于涉及的一个语句是INSERT,因此ITL插槽短缺不会成为问题. 所以,鉴于上述情况,我最好的猜测是： 希望有所帮助…. （编辑：应用网_阳江站长网） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |
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