Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P19 ppt

... about configuring and using flashback logs with flashback database in OCP: Oracle Database 11g Administrator Certi- fied Professional Study Guide (Sybex, 2009). 95127c15.indd 861 2/17/09 3:01:53 ... command ALTER DATABASE ARCHIVELOG . 5. Open the database by using ALTER DATABASE OPEN . 6. Back up the database. To disable ARCHIVELOG mode, follow these steps: 1. Sh...

Ngày tải lên: 24/12/2013, 13:16

... called script files. Data in the Oracle database is managed and accessed using SQL. A SELECT statement is the basic form of querying or reading records from the database table. You can limit ... the database. This view has several columns that show various information about the session; often the DBA is interested in finding out the username and which program is connecting to the d...

Ngày tải lên: 15/12/2013, 05:15

... This support is germane only to multiuser databases, where one database session can change (and commit) data that is being read by another session. Oracle always uses statement-level consistency, ... TRUNCATE statement, as described in the next section. TRUNCATE is not included in the Oracle Database 11g SQL Fundamentals I exam, but I’ve included it here for completeness. Tru...

Ngày tải lên: 15/12/2013, 05:15

... also be defined on the database to “fire” when certain database conditions occur, such as starting the database, or when a database error occurs. Java objects Oracle Database 11g includes Java objects ... physical storage area (block). Database storage and blocks are discussed in Chapter 8, “Introducing Oracle 11g Components and Architecture.” Database links A database...

Ngày tải lên: 15/12/2013, 05:15

... administer Oracle 11g database. Interacting with Oracle 11g SQL is the language used to interact with the Oracle 11g database. Many tools are available for the DBA to administer an Oracle 11g database. ... Introducing Oracle Database 11g Components and Architecture Installing Oracle 11g One of your duties as an Oracle DBA is to install and configure the Oracle...

Ngày tải lên: 15/12/2013, 05:15

... architecture Application Server Database Server Client Internet HTTP Request App Server Oracle Net RDBMS Oracle Net TCP/IP An Overview of Oracle Net Features Oracle Net is the glue that bonds the Oracle network ... Architecture ORACLE DATABASE 11g: ADMINISTRATION I EXAM OBJECTIVES COVERED IN THIS CHAPTER: Configuring the Oracle Network Environment Configure and Manage t...

Ngày tải lên: 24/12/2013, 13:16

... certification: OCA: Oracle Database 11  g Administrator Certified Associate Study Guide (ISBN 9780470395127) covers the exams Oracle Database 11g: SQL Fundamentals I (1Z0- 051) and Oracle Database 11g: ... in the Oracle Database 11g certification track. Oracle Database 11g Administrator Certified Associate The Oracle Certified Associate (OCA) cre...

Ngày tải lên: 15/12/2013, 05:15

... returns the database s time zone, as set by the latest CREATE DATABASE or ALTER DATABASE SET TIME_ZONE statement. Note that after changing the database time zone with the ALTER DATABASE ... watermark. 102 Chapter 2 N Using Single-Row Functions 11g are NUMBER, BINARY_DOUBLE, and BINARY_FLOAT. Datetime datatypes in Oracle 11g are DATE, TIMESTAMP, and INTERVAL. Datatype...

Ngày tải lên: 15/12/2013, 05:15

... Split-Merge on www.verypdf.com to remove this watermark. Chapter 3 Using Group Functions ORACLE DATABASE 11g: SQL FUNDAMENTALS I EXAM OBJECTIVES COVERED IN THIS CHAPTER: Reporting Aggregated ... variance, or 1 for sample size 1 Table 3.2 summarizes the group functions available in Oracle Database 11g that are not included in Table 3.1. Although they are less likely to appear o...

Ngày tải lên: 15/12/2013, 05:15