标签：
1.select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno
select sql_id,
sql_text,
version_count,
loads,
hash_value,
address,
plan_hash_value,
old_hash_value,
last_active_child_address
from v$sqlarea a
where a.sql_id='3xs7qxkpb25r6';
SQL_ID SQL_TEXT VERSION_COUNT LOADS HASH_VALUE ADDRESS PLAN_HASH_VALUE OLD_HASH_VALUE LAST_ACTIVE_CHILD_ADDRESS
1 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 4 6 2863732454 0000000E29F609B8 3183754604 3808660663 0000000DBAF910F0
2.
select sql_id,
a.sql_text,
a.LOADED_VERSIONS,
a.hash_value,
a.ADDRESS,
a.OLD_HASH_VALUE,
a.plan_hash_value,
a.child_number,
a.child_address
from v$sql a
where a.sql_id = '3xs7qxkpb25r6';
SQL_ID SQL_TEXT LOADED_VERSIONS HASH_VALUE ADDRESS OLD_HASH_VALUE PLAN_HASH_VALUE CHILD_NUMBER CHILD_ADDRESS
1 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3183754604 0 0000000DF7455E30
2 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3183754604 1 0000000DF26C6480
3 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3183754604 2 0000000DBAF910F0
4 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3144792666 3 0000000DBB241668
select * from TABLE(DBMS_XPLAN.DISPLAY_CURSOR('3xs7qxkpb25r6',0));
PLAN_TABLE_OUTPUT
SQL_ID 3xs7qxkpb25r6, child number 0
-------------------------------------
select esbflowno from esb2_trans_log where
esbserviceflowno=:esbserviceflowno
Plan hash value: 3183754604
-------------------------------------------------------------------------------------------------------------
| Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | Pstart| Pstop |
-------------------------------------------------------------------------------------------------------------
| 0 | SELECT STATEMENT | | | | 623K(100)| | | |
| 1 | PARTITION RANGE ALL | | 1444K| 64M| 623K (1)| 02:04:44 | 1 | 9 |
|* 2 | INDEX FAST FULL SCAN| IDX1_ESB2_TRANS_LOG | 1444K| 64M| 623K (1)| 02:04:44 | 1 | 9 |
-------------------------------------------------------------------------------------------------------------
Predicate Information (identified by operation id):
---------------------------------------------------
2 - filter(SYS_OP_C2C("ESBSERVICEFLOWNO")=:ESBSERVICEFLOWNO)
PLAN_TABLE_OUTPUT
SQL_ID 3xs7qxkpb25r6, child number 1
-------------------------------------
select esbflowno from esb2_trans_log where
esbserviceflowno=:esbserviceflowno
Plan hash value: 3183754604
-------------------------------------------------------------------------------------------------------------
| Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | Pstart| Pstop |
-------------------------------------------------------------------------------------------------------------
| 0 | SELECT STATEMENT | | | | 610K(100)| | | |
| 1 | PARTITION RANGE ALL | | 1464K| 65M| 610K (1)| 02:02:06 | 1 | 9 |
|* 2 | INDEX FAST FULL SCAN| IDX1_ESB2_TRANS_LOG | 1464K| 65M| 610K (1)| 02:02:06 | 1 | 9 |
-------------------------------------------------------------------------------------------------------------
Predicate Information (identified by operation id):
---------------------------------------------------
2 - filter(SYS_OP_C2C("ESBSERVICEFLOWNO")=:ESBSERVICEFLOWNO)
PLAN_TABLE_OUTPUT
SQL_ID 3xs7qxkpb25r6, child number 2
-------------------------------------
select esbflowno from esb2_trans_log where
esbserviceflowno=:esbserviceflowno
Plan hash value: 3183754604
-------------------------------------------------------------------------------------------------------------
| Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | Pstart| Pstop |
-------------------------------------------------------------------------------------------------------------
| 0 | SELECT STATEMENT | | | | 610K(100)| | | |
| 1 | PARTITION RANGE ALL | | 1464K| 65M| 610K (1)| 02:02:06 | 1 | 9 |
|* 2 | INDEX FAST FULL SCAN| IDX1_ESB2_TRANS_LOG | 1464K| 65M| 610K (1)| 02:02:06 | 1 | 9 |
-------------------------------------------------------------------------------------------------------------
Predicate Information (identified by operation id):
---------------------------------------------------
2 - filter(SYS_OP_C2C("ESBSERVICEFLOWNO")=:ESBSERVICEFLOWNO)
PLAN_TABLE_OUTPUT
SQL_ID 3xs7qxkpb25r6, child number 3
-------------------------------------
select esbflowno from esb2_trans_log where
esbserviceflowno=:esbserviceflowno
Plan hash value: 3144792666
-----------------------------------------------------------------------------------------------------------
| Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | Pstart| Pstop |
-----------------------------------------------------------------------------------------------------------
| 0 | SELECT STATEMENT | | | | 28 (100)| | | |
| 1 | PARTITION RANGE ALL| | 1 | 47 | 28 (0)| 00:00:01 | 1 | 9 |
|* 2 | INDEX RANGE SCAN | IDX1_ESB2_TRANS_LOG | 1 | 47 | 28 (0)| 00:00:01 | 1 | 9 |
-----------------------------------------------------------------------------------------------------------
Predicate Information (identified by operation id):
---------------------------------------------------
2 - access("ESBSERVICEFLOWNO"=:ESBSERVICEFLOWNO)
a.
20.5.101.31_/root>python testesb.py
<type 'unicode'>
[('esbapp1-esb_in-20180920083825-542762',), ('esbapp1-esb_in-20180920083825-542776',), ('esbapp4-esb_in-20180920083824-540272',), ('esbapp3-esb_in-20180920083830-541070',), ('esbapp2-esb_in-20180920083830-545483',)]
20.5.101.31_/root>cat testesb.py
import cx_Oracle
esbserviceflowno=u'10102020180920010158019945'
print type(esbserviceflowno);
dbuser='esbdata'
dbpass='esbdata'
dbip='1.1.1.1'
dbservice='esbdb'
conn = cx_Oracle.connect(dbuser,dbpass,dbip+'/'+dbservice)
cursor = conn.cursor()
cursor.prepare("""select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno""" )
cursor.execute(None,{'esbserviceflowno':esbserviceflowno})
d={}
info = cursor.fetchall()
print info
You have mail in /var/spool/mail/root
20.5.101.31_/root>
20.5.101.31_/root>
20.5.101.31_/root>
20.5.101.31_/root>
20.5.101.31_/root>python testesb.py
<type 'unicode'>
[('esbapp1-esb_in-20180920083825-542762',), ('esbapp1-esb_in-20180920083825-542776',), ('esbapp4-esb_in-20180920083824-540272',), ('esbapp3-esb_in-20180920083830-541070',), ('esbapp2-esb_in-20180920083830-545483',)]
20.5.101.31_/root>
select sql_id,
sql_text,
version_count,
loads,
hash_value,
address,
plan_hash_value,
old_hash_value,
last_active_child_address
from v$sqlarea a
where a.sql_id='3xs7qxkpb25r6';
SQL_ID 3xs7qxkpb25r6
SQL_TEXT select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno
VERSION_COUNT 4
LOADS 6
HASH_VALUE 2863732454
ADDRESS 0000000E29F609B8
PLAN_HASH_VALUE 3183754604
OLD_HASH_VALUE 3808660663
LAST_ACTIVE_CHILD_ADDRESS 0000000DBAF910F0
select sql_id,
a.sql_text,
a.LOADED_VERSIONS,
a.hash_value,
a.ADDRESS,
a.OLD_HASH_VALUE,
a.plan_hash_value,
a.child_number,
a.child_address
from v$sql a
where a.sql_id = '3xs7qxkpb25r6';
SQL_ID SQL_TEXT LOADED_VERSIONS HASH_VALUE ADDRESS OLD_HASH_VALUE PLAN_HASH_VALUE CHILD_NUMBER CHILD_ADDRESS
1 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3183754604 0 0000000DF7455E30
2 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3183754604 1 0000000DF26C6480
3 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3183754604 2 0000000DBAF910F0
4 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3144792666 3 0000000DBB241668
select * from TABLE(DBMS_XPLAN.DISPLAY_CURSOR('3xs7qxkpb25r6',2));
PLAN_TABLE_OUTPUT
SQL_ID 3xs7qxkpb25r6, child number 2
-------------------------------------
select esbflowno from esb2_trans_log where
esbserviceflowno=:esbserviceflowno
Plan hash value: 3183754604
-------------------------------------------------------------------------------------------------------------
| Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | Pstart| Pstop |
-------------------------------------------------------------------------------------------------------------
| 0 | SELECT STATEMENT | | | | 610K(100)| | | |
| 1 | PARTITION RANGE ALL | | 1464K| 65M| 610K (1)| 02:02:06 | 1 | 9 |
|* 2 | INDEX FAST FULL SCAN| IDX1_ESB2_TRANS_LOG | 1464K| 65M| 610K (1)| 02:02:06 | 1 | 9 |
-------------------------------------------------------------------------------------------------------------
Predicate Information (identified by operation id):
---------------------------------------------------
2 - filter(SYS_OP_C2C("ESBSERVICEFLOWNO")=:ESBSERVICEFLOWNO)
类型为<type 'unicode'>，此时走的是index fast full scan
b.
20.5.101.31_/root>cat testesb.py
import cx_Oracle
#esbserviceflowno=req.GET['flowno'].encode('raw_unicode_escape')
esbserviceflowno=u'10102020180920010158019945'
esbserviceflowno=esbserviceflowno.encode('raw_unicode_escape')
print type(esbserviceflowno);
dbuser='esbdata'
dbpass='esbdata'
dbip='1.1.1.1'
dbservice='esbdb'
conn = cx_Oracle.connect(dbuser,dbpass,dbip+'/'+dbservice)
cursor = conn.cursor()
cursor.prepare("""select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno""" )
cursor.execute(None,{'esbserviceflowno':esbserviceflowno})
d={}
info = cursor.fetchall()
print info
20.5.101.31_/root>python testesb.py
<type 'str'>
[('esbapp1-esb_in-20180920083825-542762',), ('esbapp1-esb_in-20180920083825-542776',), ('esbapp4-esb_in-20180920083824-540272',), ('esbapp3-esb_in-20180920083830-541070',), ('esbapp2-esb_in-20180920083830-545483',)]
20.5.101.31_/root>
select sql_id,
sql_text,
version_count,
loads,
hash_value,
address,
plan_hash_value,
old_hash_value,
last_active_child_address
from v$sqlarea a
where a.sql_id='3xs7qxkpb25r6';
SQL_ID 3xs7qxkpb25r6
SQL_TEXT select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno
VERSION_COUNT 4
LOADS 6
HASH_VALUE 2863732454
ADDRESS 0000000E29F609B8
PLAN_HASH_VALUE 3144792666
OLD_HASH_VALUE 3808660663
LAST_ACTIVE_CHILD_ADDRESS 0000000DBB241668
select sql_id,
a.sql_text,
a.LOADED_VERSIONS,
a.hash_value,
a.ADDRESS,
a.OLD_HASH_VALUE,
a.plan_hash_value,
a.child_number,
a.child_address
from v$sql a
where a.sql_id = '3xs7qxkpb25r6';
SQL_ID SQL_TEXT LOADED_VERSIONS HASH_VALUE ADDRESS OLD_HASH_VALUE PLAN_HASH_VALUE CHILD_NUMBER CHILD_ADDRESS
1 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3183754604 0 0000000DF7455E30
2 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3183754604 1 0000000DF26C6480
3 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3183754604 2 0000000DBAF910F0
4 3xs7qxkpb25r6 select esbflowno from esb2_trans_log where esbserviceflowno=:esbserviceflowno 1 2863732454 0000000E29F609B8 3808660663 3144792666 3 0000000DBB241668
select * from TABLE(DBMS_XPLAN.DISPLAY_CURSOR('3xs7qxkpb25r6',3));
PLAN_TABLE_OUTPUT
SQL_ID 3xs7qxkpb25r6, child number 3
-------------------------------------
select esbflowno from esb2_trans_log where
esbserviceflowno=:esbserviceflowno
Plan hash value: 3144792666
-----------------------------------------------------------------------------------------------------------
| Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | Pstart| Pstop |
-----------------------------------------------------------------------------------------------------------
| 0 | SELECT STATEMENT | | | | 28 (100)| | | |
| 1 | PARTITION RANGE ALL| | 1 | 47 | 28 (0)| 00:00:01 | 1 | 9 |
|* 2 | INDEX RANGE SCAN | IDX1_ESB2_TRANS_LOG | 1 | 47 | 28 (0)| 00:00:01 | 1 | 9 |
-----------------------------------------------------------------------------------------------------------
Predicate Information (identified by operation id):
---------------------------------------------------
2 - access("ESBSERVICEFLOWNO"=:ESBSERVICEFLOWNO)
标签： 来源： https://blog.csdn.net/zhaoyangjian724/article/details/82781301
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