digital press - oracle sql jumpstart with examples

... Oracle SQL Jumpstart with Examples ! The title of this book was originally Oracle SQL Reference, but during the writing process, we set our hearts on the new title Oracle SQL Jumpstart with ... Explorer) 2. Oracle Performance Tuning for 9i and 10g (ISBN: 1-5 5 5-5 830 5-9 ) Preface.fm Page xxvii Thursday, July 29, 2004 9:58 PM This page intentionally left bl...

Ngày tải lên: 07/04/2014, 15:47

... Oracle SQL Jumpstart with Examples ! The title of this book was originally Oracle SQL Reference, but during the writing process, we set our hearts on the new title Oracle SQL Jumpstart with ... Explorer) 2. Oracle Performance Tuning for 9i and 10g (ISBN: 1-5 5 5-5 830 5-9 ) Preface.fm Page xxvii Thursday, July 29, 2004 9:58 PM This page intentionally left bl...

Ngày tải lên: 07/04/2014, 15:47

... Oracle SQL Jumpstart with Examples ! The title of this book was originally Oracle SQL Reference, but during the writing process, we set our hearts on the new title Oracle SQL Jumpstart with ... easy to understand examples. Frankly, I have not come across any other book on SQL that is as good a compilation of SQL concepts in a single source. Oracle SQL Ju...

Ngày tải lên: 24/12/2013, 12:17

... SQL in both Oracle Database 10g and Oracle Database 9i. 1.8 Endnotes 1. www.oracledbaexpert.com /oracle/ secure/Normalization.doc 2. Oracle Performance Tuning for 9i and 10g (ISBN: 1-5 5 5-5 830 5-9 ) 3. ... utilities? This chapter takes a bird’s-eye view of Oracle SQL changes in both Ora- cle Database 10 g and Oracle Database 9 i . Without further ado, let’s get...

Ngày tải lên: 24/12/2013, 12:17

... table used to execute non -SQL- type commands with the SQL command interpreter.  Using functions allows use of a large amount of built-in (provided) functionality or even custom-written functions.  Arithmetic ... SELECT or the WHERE clause to con- trol the order of evaluation of expressions. Expressions within paren- theses are evaluated first. For example: SELECT (TOTAL_MORTGAGE-(MONT...

Ngày tải lên: 24/12/2013, 12:17

... vari- ables, and special SQL* Plus commands to generate acceptable output and reports. Examples in this book use both SQL* Plus Worksheet and SQL* Plus. SQL* Plus Worksheet is more of an end-user ... session and can only be used with SQL* Plus tools (i.e., SQL* Plus, SQL* Plus Worksheet, and iSQL*Plus). Look at the entire list by running the following statement in SQL* Plus Worksh...

Ngày tải lên: 24/12/2013, 12:17

... dates. ADD_MONTHS('27-AUG-02',4) = 27-DEC-02 NEXT_DAY('27-AUG-02','MONDAY') = 02-SEP-02 LAST_DAY('27-AUG-02') = 31-AUG-02 MONTHS_BETWEEN('27-AUG-02','01-JAN-02') ... 26-AUG-02. ROUND(SYSDATE,'YEAR') = 01-JAN-03 TRUNC(SYSDATE,'YEAR') = 01-JAN-02 ROUND(SYSDATE,'MONTH') = 01-SEP-02 TRUNC(SYSDATE,'MONTH...

Ngày tải lên: 24/12/2013, 12:17

... CUME_DIST(expression [, expression ]) WITHIN GROUP (ORDER BY expression [, expression]) . The cumulative distribu- tion of an expression within a group of values. A cumulative fre- quency distribution ... above.  DENSE_RANK(expression [, expression ]) WITHIN GROUP (ORDER BY expression [, expression ]). The rank of a row within an ordered group of rows.  FIRST | LAST (expression [, expres...

Ngày tải lên: 24/12/2013, 12:17

... queries. The next chapter examines Oracle Expressions, new to Oracle Database 10g. 13.5 Endnotes 1. Oracle Performance Tuning for 9i and 10g (ISBN: 1-5 555 8-3 0 5-9 ) Chap13.fm Page 299 Thursday, July ... Endnotes 12.5 Endnotes 1. Oracle Performance Tuning for 9i and 10g (ISBN: 1-5 555 8-3 0 5-9 ) Chap12.fm Page 284 Thursday, July 29, 2004 10:09 PM Please purchase PDF Spl...

Ngày tải lên: 24/12/2013, 12:17

... user-defined datatypes. 16.2.3 User-Defined Datatypes Creating an object type with the CREATE TYPE command, such as a VARRAY or nested table type, creates a user-defined datatype. Oracle some- times ... table, object table, or non-Ora- cle entity. Can be up to 4,000 bytes. BINARY_FLOAT None BINARY_FLOAT 32-bit binary precision floating-point number including val- ues for infinity and NaN....

Ngày tải lên: 24/12/2013, 12:17