oracle database 11g administrator certified associate study guide p1 doc
Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P1 doc
... certification:OCA: Oracle Database 11g Administrator Certified Associate Study Guide (ISBN 9780470395127) covers the exams Oracle Database 11g: SQL Fundamentals I (1Z0-051) and Oracle Database 11g: Administration ... in the Oracle Database 11g certification track. Oracle Database 11g Administrator Certified Associate The Oracle Certified Associate (OCA) credential is the first step toward achieving the Oracle ... II Oracle Database 11g: Administration I 389Chapter 8 Introducing Oracle Database 11g Components and Architecture 391 Oracle Database Fundamentals 392Relational Databases 393 Oracle Database...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P4 doc
... 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 conversion ... most commonly used Oracle functions. There’s a good chance you’ll see it on the exam. Since the SYSDATE value is returned based on the time of the host server where the database resides, the...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P5 doc
... Split-Merge on www.verypdf.com to remove this watermark.Chapter 3Using Group Functions ORACLE DATABASE 11g: SQL FUNDAMENTALS I EXAM OBJECTIVES COVERED IN THIS CHAPTER:Reporting Aggregated ... variance, or 1 for sample size 1Table 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 on the ... 3475.55556 6500 8955.88235 4400 5760If you have more than one column in the GROUP BY clause, Oracle creates groups within groups. The order of columns in the GROUP BY clause determines the...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P9 doc
... TO MONTH (IY2M), and INTERVAL DAY TO SECOND (ID2S). Which operations are not allowed by Oracle Database 11g? (Choose all that apply.)A. DATE+DATEB. TSLTZ–DAT EC. TSLTZ+IY2MD. TS*5E. ID2S/2F. ... 14000Partners 13500The Oracle 11g Optimizer recognizes the top-n analysis queries and hence does not sort all the rows in the subquery.Creating and Managing SequencesAn Oracle sequence is a ... watermark.An Oracle database can contain far more objects than simply tables. Chapter 6, “Creating Tables and Constraints,” gave you an overview of all the major objects that can be in an Oracle...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P11 docx
... see the Oracle documentation Oracle Database Storage Administrator s Guide 11g Release 1 (11.1) Part Number B31107-04.” You can find this and other Oracle 11g documentation at www .oracle. com/pls/db111.Raw ... 9Creating an Oracle 11g Database ORACLE DATABASE 11g: ADMINISTRATION I EXAM OBJECTIVES COVERED IN THIS CHAPTER:Creating an Oracle Database Create a database by using the Database Configuration ... certification exam, refer to OCP: Oracle Database 11g Administrator Certified Professional Study Guide (Sybex, 2009).Choose Create a Database, and click Next to open the Database Templates screen....
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P3 ppt
... 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 database. ... variables, Oracle uses these values to execute the script.SummaryThis chapter started off with reviewing the fundamentals of SQL. You also saw an overview of SQL*Plus in this chapter. SQL*Plus is Oracle s...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P6 pdf
... Split-Merge on www.verypdf.com to remove this watermark.Chapter 4Using Joins and Subqueries ORACLE DATABASE 11g: SQL FUNDAMENTALS I EXAM OBJECTIVES COVERED IN THIS CHAPTERDisplaying data from multiple ... execute a join of three or more tables, Oracle takes these steps:1. Oracle joins two of the tables based on the join conditions, comparing their columns.2. Oracle joins the result to another table, ... views or materialized views) are specified in the FROM clause, Oracle looks for the object in the schema (or user) connected to the database. If the table belongs to another schema, you must qualify...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P7 ppt
... 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.Truncating a TableTruncating ... a table, Oracle Database never escalates the row-level lock to a table-level lock; and furthermore, users or developers shouldn’t explicitly lock unless there is a very good reason Oracle handles...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P8 ppt
... 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 link is a schema object ... tables and constraints on tables. Database Objects OverviewData in the Oracle Database is stored in tables. A table is the main database object. Many other database objects, whether or not they...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P10 pptx
... 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 ArchitectureInstalling Oracle 11g One of your duties as an Oracle DBA is to install and configure the Oracle 11g software on the server so that a database ... /u01/app /oracle/ oradata/11GR11/appl_data01.dbfAPPL_DATA /u01/app /oracle/ oradata/11GR11/appl_data02.dbfEXAMPLE /u01/app /oracle/ oradata/11GR11/example01.dbfSYSAUX /u01/app /oracle/ oradata/11GR11/sysaux01.dbfSYSTEM...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P12 pdf
... with Oracle 11g Metadata 487You can find a complete list of the Oracle 11g data dictionary views in Part II of the Oracle Database Reference 11g Release 1 (11.1) Part Number B28320-01” document ... Creating an Oracle 11g Database SummaryIn this chapter, you started off by learning how to create an Oracle 11g database using the Database Configuration Assistant. Then I discussed the Oracle metadata ... to start up an Oracle Database. Understand how to use the database tools to start up an Oracle Database. Describe the database- shutdown modes. Understand the various modes of database shutdown....
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P13 pdf
... directory where Oracle can create data files. Oracle must have read-write permission on this directory. The directory must exist on the server where the database is located. Oracle will not ... feature while creating a database as well as creating additional tablespaces in a database. Creating Databases Using the OMF Feature Let’s consider an example of creating a database. The following ... fol-lowing are the namespaces available in Oracle 11g: Tables, views, private synonymsÛNConstraintsÛNIndexesÛNClustersÛN Database triggersÛNPrivate database linksÛNDimensionsÛNRolesÛNPublic...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P14 pptx
... naming, please consult Oracle Data-base Net Services Administrator s Guide 11g Release 1 (11.1) Part Number B28316-04.” You can find the Oracle documentation at http://tahiti .oracle. com.In the ... architectureApplicationServer Database ServerClientInternetHTTPRequestAppServer Oracle NetRDBMS Oracle NetTCP/IPAn 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 EnvironmentConfigure and Manage the Oracle Network Using the Oracle...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P15 pdf
... connection from the Oracle Connection Manager server to the database server.You can find out more about Oracle Connection Manager in Oracle Data-base Net Services Administrators Guide 11g Release ... the database- related and table-related system privileges. You should be familiar with the following groups. Database Oracle 11g gives you four database- oriented system privileges:ALTER DATABASE ... are features of Oracle Connection Manager. Oracle Connection Manager is a facility provided by Oracle that controls access to database services and multiplex connections in an Oracle environment....
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