Oracle SQL Internals Handbook phần 2 pdf
Oracle SQL Internals Handbook phần 2 pdf
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order by 4 ,2;
SID PARSE_CNT CACHE_CNT PCT
150 26 1 38 14.55
175 85 19 22 .35
12 710399 3447 62 48.53
28 26 61 1469 55 .2
107 627 62 36487 58.13
23 6 510 339 66.47
20 5 37379 24 981 66.83 ...
SYS_OUTLINE_ 020 503165 427 311 3 NO_EXPAND
SYS_OUTLINE_ 020 503165 427 311 3 ORDERED
SYS_OUTLINE_ 020 503165 427 311 3 NO_FACT(SO_DEMO)
SYS_OUTLINE_ 020 503165 427 31...
Oracle SQL Internals Handbook phần 9 pdf
...
CONNECTION (DSL)
JAVA ORACLE PACKAGE
Single statement 28 6 113
Multiple statements 16 62 506
TRUNCATE 21 7 3 32
1 52
Oracle SQL Internals Handbook
Matrix Transposition
in Oracle SQL
CHAPTER
1
4 ... specify parameters in the PreparedStatement SQL
string, but not in a Statement SQL string. Single statement:
148
Oracle SQL Internals Handbook
SQ...
Oracle SQL Internals Handbook phần 1 ppt
... - SQL Diagnostics
Chapter 12 - Tracing SQL Execution 1 32
Oracle_ trace - the Best Built-in Diagnostic Tool? by Jonathan
Lewis 1 32
How Do I … ? 1 32
What is oracle_ trace 133
Uses for oracle_ trace ... table. In Oracle 9i we use
table function instead:
2
Oracle SQL Internals Handbook
Environment 148
The Tests 148
Java: 149
PL /SQL: 149
Multiple State...
Oracle SQL Internals Handbook phần 3 ppsx
... decision.
34
Oracle SQL Internals Handbook
SQL, reduce the overheads, and allow you greater flexibility in
testing, manipulating and installing stored outlines.
30
Oracle SQL Internals Handbook ... from ol$ ol2
where ol2.ol_name in ('SYS_OUTLINE_ 020 503165 427 311',' SO_FIX')
and ol2.ol_name != ol1.ol_name
)
where
ol1.ol_name in ('SYS_O...
Oracle SQL Internals Handbook phần 4 docx
... 39/ 32 is the node 1.3.1):
select x_numer(39, 32) ||'/'||x_denom(39, 32) ,
y_numer(39, 32) ||'/'||y_denom(39, 32) from dual
5/8 19/ 32
select 5/8+19/ 32, 39/ 32 from dual
1 .21 875 ... the parent node.
Here is the test of the method (in which 27 / 32 is the node
2. 1 .2, while 7/8 is 2. 1):
56
Oracle SQL Internals Handbook
select lpad('...
Oracle SQL Internals Handbook phần 5 docx
... of SQL tuning, and they don't require a
through understanding of the internals of Oracle SQL. Let's
begin with an overview of the Oracle SQL optimizers.
74
Oracle SQL Internals Handbook ... Internals Handbook
Oracle SQL Tuning Tips
CHAPTER
7
SQL tuning
Oracle SQL tuning is a phenomenally complex subject, and
entire books have been devoted to...
Oracle SQL Internals Handbook phần 6 docx
... Win2000
box running 9 .2. 0.1
OBJECT SIZE (MB)
BUILD TIME
(mi:ss)
T1 845 16: 12
I1 (sex) 11 1:39
I2 (eyes) 16 1:43
I2 (hair) 37 2: 17
I4 (town) 40 2: 25
I5 (age) 42 2 :28
I6 (work) 45 2: 42 ... cardinality."
96
Oracle SQL Internals Handbook
References
Oracle 9i Release 2: Database Performance Tuning Guide and
Reference Chapter 7.
Oracle 9I Release...
Oracle SQL Internals Handbook phần 7 potx
... extra columns handled.
1 12
Oracle SQL Internals Handbook
References
Oracle 9i Release 2 Datawarehousing Guide, Chapter 17.
Oracle 9i Release 2 Supplied Types and PL /SQL packages,
Chapter ... which several
tables might be related in a query that Oracle would address
through the bitmap star transformation.
120
Oracle SQL Internals Handbook
There are...
Oracle SQL Internals Handbook phần 8 potx
... more subtle bitmap join index.
124
Oracle SQL Internals Handbook
Embedding SQL in
Java & PL /SQL
CHAPTER
13
Java vs. PL /SQL: Where Do I Put the SQL?
Note: The Source Code file ... as:
V_1 922 1 624 3_F_5_E_9_9_0
The problem of incomprehensibility can be addressed by
running script otrcsyn .sql in directory
$ORACLE_ HOME/otrace/demo.
138
Oracle SQL...
Oracle SQL Internals Handbook phần 10 doc
... 8, 65
S
session_cached_cursors . 13,
15
sort_area_size 37, 99
sql_ text 22
sql_ trace 20 , 26 , 128 , 1 32,
141
SQL_ trace 129 , 130
star_transformation_
enabled 109, 118
statistics_table 41 ...
user_outline_hints 24 , 78,
81, 83, 84
user_outlines 24
user_source 20
V
v$event_name 134
v$session_wait 1 32
v $sql_ plan 65, 70, 116
v $sql_ plan_statistics 70
v $sql_ pl...
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