oracle sql alter sequence start with
Tài liệu Oracle SQL Jumpstart with Examples- P1 docx
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24/12/2013, 12:17
...
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 ...
Chapter 2. New Features of Oracle SQL
This chapter covers new Oracle SQL and PL /SQL features for both Oracle
Database 10
g
and Oracle Database 9
i
.
Chapter 3. Oracle Database Architecture
... forms of SQL, having much to do with why SQL was invented in the
first place. In short, SQL database access has evolved with data modeling
techniques, Oracle Database, and other databases. SQL is...
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Tài liệu Oracle SQL Jumpstart with Examples- P2 ppt
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... in Oracle SQL 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
started with ... with Oracle Database 10
g
.
2.1 New Features in Oracle Database 10
g
Oracle Database 10
g
contains the following SQL and PL /SQL features.
2.1.1 Oracle SQL Improvements in Oracle ... introduction to PL /SQL programming is covered in
Chapter 24.
Everything possible in Oracle SQL with respect to SQL coding can
now be coded and executed from within PL /SQL. PL /SQL is now
fully...
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Tài liệu Oracle SQL Jumpstart with Examples- P3 docx
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... time.
Parallel queries execute SQL statements in parallel, preferably using
multiple CPU platforms and Oracle Partitioning.
Let’s look at some of the query types briefly, starting with the simple
query.
Chap4.fm ... already available in an index. In Oracle
Database 9i, Oracle Database 10g, and beyond, the Optimizer is
intelligent to the point that WHERE clause expression sequences can
even ignore case sensitivity ... clause. Let’s show how null
values and sorting interact. This query retrieves songs with titles that start
with A, B, or C and sorts by the playing time.
SELECT RECORDING_DATE, PLAYING_TIME,...
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Tài liệu Oracle SQL Jumpstart with Examples- P4 docx
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24/12/2013, 12:17
... three scripts named A .SQL, B .SQL, and C .SQL in the C:\TEMP
directory /tmp on UNIX. The script A .SQL has an SQL* Plus command to
run the B .SQL and B .SQL calls C .SQL. You could start the primary script
by ... configured automatically
by Oracle Installer.
The HTTP Server that is provided as part of Oracle is usually automati-
cally started when you start up your computer. If not, you can start it up
yourself. ... with MUSICCD_ID = 1. An editing session can be initi-
ated from within SQL* Plus using the EDIT command.
EDIT
In the background, SQL* Plus writes a file named AFIEDT.BUF and
then opens the file with...
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Tài liệu Oracle SQL Jumpstart with Examples- P5 docx
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... Web browser and the server.
8.4.2 iSQL*Plus versus SQL* Plus
The main features of iSQL*Plus are similar to the features of SQL* Plus or
SQL* Plus Worksheet:
Enter SQL commands in a box and click ... to iSQL*Plus that should help you get
started with your own experimentation. Remember to review the help
screens provided inside iSQL*Plus for more examples of code and quick
reference to SQL ... on Oracle SQL single-row functions can be
found in Oracle documentation both online and in Oracle software docu-
mentation. Specific reference details of all functions can be found in the SQL
Reference...
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Tài liệu Oracle SQL Jumpstart with Examples- P6 pptx
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... func-
tion, we start with the probability and compute the corresponding
value for the cumulative distribution.
11.2.1.4 Ranking Functions
RANK(expression [, expression ]) WITHIN GROUP
(ORDER ... rows.
CDTRACK has 125 rows.
ARTIST has 15 rows.
SONG has 118 rows.
SONG_GUESTARTIST has 5 rows.
Let’s begin with an Oracle format query, the result of which is shown in
Figure 10.25. This query ... Used?
Subqueries can be used almost anywhere in an SQL statement, in any SQL
command where an expression can be placed. Following are listed SQL
statement clauses in which a subquery can be placed:
...
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Tài liệu Oracle SQL Jumpstart with Examples- P7 pdf
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24/12/2013, 12:17
... termed, parentheses, are used to change
the sequence of evaluation within expressions, effectively creating expres-
sions within expressions. The sequence of evaluation is called
precedence
... alike, is taken for granted.
Basic
. In Oracle SQL, a basic expression is really only a string, a
value, a column, or perhaps a sequence reference within a SELECT
statement list. For example, ... expressions, and Oracle Expression Filter, the latter two of which are
new to Oracle Database 10g.
Note: Because regular expressions and Oracle Expression Filter are new to
Oracle Database 10g,...
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Tài liệu Oracle SQL Jumpstart with Examples- P8 docx
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... to do with actually “doing things” to XML structures, with Oracle
SQL commands. We want to know the “what” and not the “how.” In other
words, what can we do with XML documents in Oracle SQL, not ... created, accessed, and manipulated directly from within
Oracle SQL. To begin with, let’s briefly summarize exactly what XML is. To
accomplish this, we have to start at the root of browser scripting languages,
HTML. ... functions in detail.
17.2.1.2.1 The SQL/ XML Standard
As already stated, SQL/ XML adheres to SQL/ XML INCITS standards.
The following functions are available to Oracle SQL:
XMLELEMENT ( [ NAME...
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Tài liệu Oracle SQL Jumpstart with Examples- P9 ppt
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... use of XML directly from
within Oracle SQL. XML is vastly more complex and detailed than pre-
sented in this chapter, both with respect to XML itself and to that of Oracle
software. This chapter ... called Oracle Par-
titioning. Oracle Partitioning working in concert with parallel processing
and separate disk spindles or RAID arrays can provide fairly substantial per-
formance improvements. Oracle ... INSTRUMENTATION IA, INSTRUMENT I
WHERE GA.GUESTARTIST_ID = A.ARTIST_ID
AND GA.GUESTARTIST_ID = S.SONG_ID
AND IA.SONG_ID = GA.SONG_ID
AND IA.GUESTARTIST_ID = GA.GUESTARTIST_ID
AND I.INSTRUMENT_ID = IA.INSTRUMENT_ID;
SELECT...
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Giáo trình Oracle SQL cơ bản
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16/08/2012, 15:06
... 18
Trang 27
SQL và PL /SQL
Cơ bản
Oracle cơ bản - SQL và PL /SQL
Hình vẽ 3. Câu lệnh của SQL* Plus
Khác biệt giữa lệnh SQL và SQL* Plus
SQL
Là ngôn ngữ để giao tiếp với Oracle Server
trong ... char
SELECT LOWER(DNAME), LOWER( SQL COURSE’) FROM DEPT;
LOWER(DNAME) LOWER(&apos ;SQL
accounting sql course
research sql course
sales sql course
operations sql course
Ví dụ hàm UPPER(char) ... Salesperson
JAMES 30 Clerk
WARD 30 Salesperson
Trang 37
Oracle cơ bản - SQL và PL /SQL
Hình vẽ 6. Phân loại hàm SQL
4.2.HÀM SQL THAO TÁC TRÊN TỪNG DÒNG DỮ LIỆU
4.2.1. Các hàm thao tác...
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