database links in oracle 10g
advanced sql functions in oracle 10g
... string has leading and trailing spaces ') FROM dual Which gives: TRIM('THISSTRINGHASLEADINGANDTRAILINGSPACES This string has leading and trailing spaces Both the leading and trailing ... 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 ... transition into the newer tools of Oracle 10g. Chapter 1 reviews common Oracle func - tions. Chapter 2 covers some common reporting tools in Oracle s SQL*Plus. Chapter 3 introduces and dis - cusses Oracle...
Ngày tải lên: 01/06/2014, 01:08
Advanced SQL Functions in Oracle 10g ppt
... 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...
Ngày tải lên: 27/06/2014, 06:20
Tài liệu Expert Indexing in Oracle Database 11g doc
... constraint and index on a column inline. Since an inline unique key constraint can be defined on only one column, we’ve added a SSN column that has a unique key constraint defined on it 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 ... join between two tables in an index. These indexes are beneficial because they avoid joining tables to retrieve results. Bitmap join indexes are appropriate in situations where you’re joining...
Ngày tải lên: 17/02/2014, 11:20
Oracle Database 10g: Managing the Self-Managing Database Certified Oracle 10g Technician ppt
... 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 ... Control ã No separate install ã Fully functional administration and monitoring after database creation ã Listener discovery, configuration & monitoring Common Manageability Infrastructure: Automated ... DBA_HIGH_WATER_MARK_STATISTICS Oracle Database 10g AWR HOST CONFIGURATION INFO EM Repository: ECM EM Console Once a week Alert Server-Generated Alert Types MMON 85% Warning 97% CriticalAlert Cleared Cleared Threshold Alerts Non- Threshold Alerts Metric-Based Event-Based Alert...
Ngày tải lên: 14/03/2014, 13:20
apress expert oracle database architecture 9i and 10g programming techniques and solutions sep 2005
... delve into some of the details. Defining Database and Instance There are two terms that, when used in an Oracle context, seem to cause a great deal of confu- sion: “instance” and database. ” In Oracle ... data integrity) in Oracle. Multi-Versioning and Flashback In the past, Oracle always made the decision as to the point in time from which our queries would be made consistent. That is, Oracle ... xvii Introduction The inspiration for the material contained in this book comes from my experiences develop- ing Oracle software, and from working with fellow Oracle developers and helping them...
Ngày tải lên: 07/04/2014, 15:46
oracle 10g - oracle database 10g - sql fundamentals ii - volume 1 - student guide
... IMMEDIATE Deferring constraint on creation Changing all constraints for a session Changing a specific constraint attribute Deferring Constraints You can defer checking constraints for validity ... 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 ... disables dependent integrity constraints. ã Disabling a unique or primary key constraint removes the unique index. Oracle Database 10g: SQL Fundamentals II 1-16 1-16 Copyright â 2004, Oracle. All rights...
Ngày tải lên: 07/04/2014, 15:50
oracle database quick installation guide 10g release 1 (10.1.0.3) for the solaris operating system (x86)
... for database storage Where to Get Additional Installation Information For more detailed information about installing Oracle Database 10g, including information about the tasks not described in ... production databases). 32 Oracle Database Quick Installation Guide 11 Install Oracle Database 10g After configuring the oracle user’s environment, start the Installer and install the Oracle software, ... following guides: ■ If you are installing the software on a single system, see the Oracle Database Installation Guide for UNIX Systems. Oracle Database Quick Installation Guide 45 14 Additional Information This...
Ngày tải lên: 07/04/2014, 15:52
Hướng dẫn cài đặt Oracle 10g trên Asianux server 3
... mà oracle không bị stop, bạn cần chú ý đến việc chỉnh file /etc/init.d/dbora Chạy lại oranav để thiết lập tự động khởi động dịch vụ Lựa chọn “Setting auto startup/shutdown of Oracle Database Head ... THUẬT HƯỚNG DẪN CÀI ĐẶT Oracle 10g TRÊN ASIANUX SERVER 3 Trên cửa sổ dòng lệnh bạn thực hiện câu lệnh # oranavi Trên màn hình sẽ hiện lên hộp thoại cho phép bạn cài đặt Oracle, Và đồng thời ... Trang- 6 Bạn điền vào mật khẩu cho tài khoản Oracle : Tại bước này tài khoản oracle sẽ được tạo và được đặt mật khẩu, có thư mục lưu trữ trong /home /oracle/ Bạn nhấn “Forward” Để chuyển sang...
Ngày tải lên: 05/11/2012, 11:43
Oracle 10g Client Release notes for Windows WW
... software. A list of installation changes is provided in Oracle Database Installation Guide for Windows. In addition to that list, Oracle Database 10g release 1 (10.1) includes Oracle Internet Directory ... between Oracle9 i database and Oracle Database 10g. 10.2 Grid Features Oracle Database New Features for Oracle Database 10g release 1 (10.1) lists two Grid features that are not available in the ... Oracle Database Client Release Notes 10g Release 1 (10.1.0.2.0) for Windows Part No. B12179-01 March 2004 These Release Notes contain important last minute information not included in the Oracle...
Ngày tải lên: 22/10/2013, 15:15
Oracle 10g Application Developers Guide _ Workspace Manager WW
... for a discussion of design issues in deciding whether to create a child workspace or a savepoint for certain needs 1.1.2 Using Savepoints A savepoint is a point in the workspace to which data changes ... (described in Chapter 5) have been added to contain information relating to Workspace Manger support for unique constraints: ■ ALL_WM_CONSTRAINTS and USER_WM_CONSTRAINTS ■ ALL_WM_IND_COLUMNS ... rows are preserved. Renaming a Constraint or Index To rename a constraint or index on a version-enabled table, you can or must (depending on the length of the constraint or index name) use the AlterVersionedTable...
Ngày tải lên: 22/10/2013, 15:15