create database link syntax in oracle 10g
advanced sql functions in oracle 10g
Ngày tải lên :
01/06/2014, 01:08
... string has leading and trailing
spaces ')
FROM dual
Which gives:
TRIM('THISSTRINGHASLEADINGANDTRAILINGSPACES
This string has leading and trailing spaces
Both the leading and trailing ... returns part of a string. The
general syntax of the function is as follows:
SUBSTR(original string, begin [,how far])
An original string is to be dissected beginning at the
begin character. If no ... counting backward for nine characters, then
retrieving five characters from that point.
Often in string handling, SUBSTR and INSTR are
used together. For example, if we had a series of
names in...
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Advanced SQL Functions in Oracle 10g ppt
Ngày tải lên :
27/06/2014, 06:20
... string has leading and trailing
spaces ')
FROM dual
Which gives:
TRIM('THISSTRINGHASLEADINGANDTRAILINGSPACES
This string has leading and trailing spaces
Both the leading and trailing ... Using the SIN function to find the sine of
30 degrees:
SELECT SIN(value1*2*3.1416/360)
FROM trig
Gives:
SIN(VALUE1*2*3.1416/360)
.50000106
Example 2: Using the COS function to find the cosine
of ... counting backward for nine characters, then
retrieving five characters from that point.
Often in string handling, SUBSTR and INSTR are
used together. For example, if we had a series of
names in...
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Tài liệu Expert Indexing in Oracle Database 11g doc
Ngày tải lên :
17/02/2014, 11:20
... define a unique constraint within the CREATE TABLE
statement, it can be either inline or out-of-line.
This first example shows how to create a unique key constraint and index on a column inline. ... regarding an index-organized table.
Unique Indexes
When creating a B-tree index you can define it to be a unique index. In this regard it acts like a unique
key constraint. When inserting into ... an index without impacting existing
application code. Use the INVISIBLE keyword to create an invisible index.
create index cust_iidx1
on cust(last_name) invisible;
Note Invisible indexes...
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Oracle Database 10g: Managing the Self-Managing Database Certified Oracle 10g Technician ppt
Ngày tải lên :
14/03/2014, 13:20
... Major redesign of installation process
Single CD, 20 Minutes
– CPU, memory, disk space consumption greatly reduced
– Extremely lightweight client install (3 files) using Oracle Instant
Client
ã ... db_recovery_file_dest_size
y db _create_ online_log_dest_n
y db _create_ file_dest
y log_archive_dest_n
y log_archive_dest_state_n
y remote_login_passwordfile
y db_unique_name
Software Installation
ã Fast lightweight install
...
Control
ã No separate install
ã Fully functional
administration and
monitoring after database
creation
ã Listener discovery,
configuration & monitoring
Common Manageability Infrastructure:
Automated...
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oracle 10g - oracle database 10g - sql fundamentals ii - volume 1 - student guide
Ngày tải lên :
07/04/2014, 15:50
... 2004, Oracle. All rights reserved.
Summary
In this lesson, you should have learned how to:
ã Add constraints
ã Create indexes
ã Create a primary key constraint using an index
ã Create indexes using ... column to be used in joins to improve retrieval speed.
You can create an index on one or more columns by issuing the CREATE INDEX statement.
For more information, see Oracle Database 10g SQL Reference.
Note: ... Oracle Database 10g: SQL Fundamentals II 2-16
2-16
Copyright â 2004, Oracle. All rights reserved.
Enabling Constraints
ã Activate an integrity constraint currently disabled
in the table definition...
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OCA/OCP Oracle Database 11g All-in-One Exam Guide- P3 doc
Ngày tải lên :
06/07/2014, 13:20
... Table Using Equijoins and Nonequijoins . . . . . . . . . . . 508
Join a Table to Itself Using a Self-Join . . . . . . . . . . . . . . . . . . . . . 509
View Data That Does Not Meet a Join Condition ... Advisor and Checkpoint Auto-Tuning . . . . . . . . . . . . 555
Checkpointing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 557
Preparing the Database for Recoverability ... Contents
xvii
Joining Tables Using SQL:1999 Syntax . . . . . . . . . . . . . . . . . . . . 487
Qualifying Ambiguous Column Names . . . . . . . . . . . . . . . . . . . 487
The NATURAL JOIN Clause ....
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OCA/OCP Oracle Database 11g All-in-One Exam Guide- P4 doc
Ngày tải lên :
06/07/2014, 13:20
... tools for administering an Oracle database 2
052.2.2 Plan an Oracle database installation 2
052.2.3 Install the Oracle software by using Oracle Universal Installer (OUI) 2
Introduction
xxxiii
... worth attaining.
Your studies of the fascinating world of Oracle database administration are about
to begin—you can continue these studies for the rest of your working life. Enjoy!
Oracle Certification
There ... synonyms 7
Examination 1Z0-052, Oracle Database 11g:
Administration I, Objectives
ID Name Chapter
052 Oracle Database 11g: Administration Workshop I
052.1 Exploring the Oracle Database Architecture...
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OCA/OCP Oracle Database 11g All-in-One Exam Guide- P5 ppsx
Ngày tải lên :
06/07/2014, 13:20
... Chapter
052.3 Creating an Oracle Database
052.3.1 Create a database by using the Database Configuration Assistant (DBCA) 2
052.4 Managing the Oracle Instance
052.4.1 Setting database initialization ... 27
052.18.2 Managing patches 27
Introduction
xxxv
PART I
Oracle Database 11g
Administration
■ Chapter 1 Architectural Overview of Oracle Database 11g
■ Chapter 2 Installing and Creating a Database
■ ... Managing undo 8
052.11 Implementing Oracle Database Security
052.11.1 Database security and the principle of least privilege 6
Chapter 1: Architectural Overview of Oracle Database 11g
5
PART I
Oracle...
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OCA/OCP Oracle Database 11g All-in-One Exam GOCA /OCP Oracle Database 11g A ll-in-One Exam Guide- P16uide 106 Certain parameters affect the entire system, pptx
Ngày tải lên :
06/07/2014, 13:20
... restarting the database.
Chapter 3: Instance Management
111
PART I
Figure 3-4 Database Control, failing to detect any other Oracle processes
Figure 3-5 An example of the status of a running database ... [DATABASE | TABLESPACE] [BEGIN | END] BACKUP
RECOVER
The SYSDBA privilege includes all of these, but in addition has the ability to
create a database, to perform incomplete recovery, and to create ... wondering what Oracle user you are actually logging on as when you
use operating system authentication. To find out, from a SQL*Plus prompt connect
using the operating system authentication syntax...
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