Oracle SQL Internals Handbook phần 2 pdf

... 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...

Ngày tải lên: 08/08/2014, 20:21

... 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...

Ngày tải lên: 08/08/2014, 20:21

... - 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...

Ngày tải lên: 08/08/2014, 20:21

... 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...

Ngày tải lên: 08/08/2014, 20:21

... 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('...

Ngày tải lên: 08/08/2014, 20:21

... 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...

Ngày tải lên: 08/08/2014, 20:21

... 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...

Ngày tải lên: 08/08/2014, 20:21

... 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...

Ngày tải lên: 08/08/2014, 20:21

... 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...

Ngày tải lên: 08/08/2014, 20:21

... 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...

Ngày tải lên: 08/08/2014, 20:21