Oracle SQL Internals Handbook phần 10 doc

... problem. 174 Oracle SQL Internals Handbook Using SQL with Web Databases CHAPTER 16 Web Databases An American thinks that 100 years is a long time; a European thinks that 100 miles is ... have put your identification documents in a 170 Oracle SQL Internals Handbook Index H A hash_value 78 access_predicates 8 hash_value2 78 and_equal 23, 26, 101 aux_...

Ngày tải lên: 08/08/2014, 20:21

... performance improvement factor is typically associated 48 Oracle SQL Internals Handbook Trees in SQL CHAPTER 5 Trees in SQL: Nested Sets and Materialized Path Relational databases ... represent DAG structure is: create table emp ( ename varchar2 (100 ), mgrname varchar2 (100 ) ); 44 Oracle SQL Internals Handbook Each record of the emp table identifie...

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

... cardinality." 96 Oracle SQL Internals Handbook References Oracle 9i Release 2: Database Performance Tuning Guide and Reference Chapter 7. Oracle 9I Release 2: Supplied PL /SQL Packages and ... update tests. 92 Oracle SQL Internals Handbook Of course, descriptive expressions like "low", "small", "close to zero" need some quali...

Ngày tải lên: 08/08/2014, 20:21

... 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 Statements 149 Java: 149 PL /SQL: ... Embedding SQL in Java & PL /SQL 143 Java vs. PL /SQL: Where Do I Put the SQL? by Dave Moore 143 The Power of a Package 144 The Flexibility of Java 146 Performance 147...

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... the investigation. 12 Oracle SQL Internals Handbook SID USERNAME OPEN_CURSORS 175 SYSTEM 1 150 ORADBA 2 236 ORADBA 14 28 ORADBA 105 205 ORADBA 110 107 ORADBA 124 There ... Nested Sets. Oracle 9i added two new columns to the plan_table: access_predicates and filter_predicates. Our parsing technique allows 8 Oracle SQL Internals Handbook Oracl...

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... 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 ... Plan Stability 38 Oracle SQL Internals Handbook This is a relatively recent feature of Oracle and sets out to ensure that the same plan is always used for a pa...

Ngày tải lên: 08/08/2014, 20:21

... Oracle SQL Internals Handbook References Oracle 9i Release 2 Datawarehousing Guide, Chapter 17. Oracle 9i Release 2 Supplied Types and PL /SQL packages, Chapter 90 (DBMS_xplan). $ORACLE_ HOME/rdbms/admin ... skip scans, and btree to bitmap conversions. References Oracle 9i Release 2 Datawarehousing Guide, Chapter 6. 104 Oracle SQL Internals Handbook Fi...

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 that ... incomprehensibility can be addressed by running script otrcsyn .sql in directory $ORACLE_ HOME/otrace/demo. 138 Oracle SQL Internals Handbook Figure 7: A recursi...

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... specify parameters in the PreparedStatement SQL string, but not in a Statement SQL string. Single statement: 148 Oracle SQL Internals Handbook SQL with Keyword Searches CHAPTER 15 Keyword ... CONNECTION (DSL) JAVA ORACLE PACKAGE Single statement 286 113 Multiple statements 1662 506 TRUNCATE 217 332 152 Oracle SQL Internals Handbook Matrix Transpos...

Ngày tải lên: 08/08/2014, 20:21