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tài liệu expert oracle goldengate ppt

Tài liệu Expert Reference Series of White Papers pptx

Tài liệu Expert Reference Series of White Papers pptx

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... surprises there are likely to be Unknown unknowns are therefore the issues that increasing degrees of expertise will reveal The less you know, the more unknown unknowns there are—that is, the fewer ... Our courses offer practical skills, exercises, and tips that you can immediately put to use Our expert instructors draw upon their experiences to help you understand key concepts and how to apply...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P4 ppt

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P4 ppt

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... you to internationalize your Oracle database system NLS internationalizations include date representations, character sets, alphabets, and alphabetical ordering Oracle will implicitly or automatically ... value to a numeric or datetime value Character datatypes in Oracle 11g are CHAR, VARCHAR2, NCHAR, NVARCHAR2, and CLOB Numeric datatypes in Oracle 102  Chapter 2    Using Single-Row Functions n 11g ... argument will tell Oracle what format the input given in the first argument should be The third argument may be to specify an NLS string You can use NLS parameters to tell Oracle what character...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P5 ppt

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P5 ppt

Cơ sở dữ liệu

... What will the following SQL statement return? SELECT COALESCE(NULL, Oracle ‘,’Certified’) FROM dual; A NULL B Oracle C Certified D Oracle Certified 17 Which expression will always return the date ... functions It started by discussing the functions available in Oracle 11g to handle NULLs Then it discussed the single-row functions available in Oracle 11g by grouping them into character, numeric, date, ... identifier to which the session is connected This option is useful only if you are running the Oracle Parallel Server and have multiple instances NN LANGUAGE returns the language, territory,...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P6 pptx

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P6 pptx

Cơ sở dữ liệu

... tables, Oracle takes these steps: Oracle joins two of the tables based on the join conditions, comparing their columns Oracle joins the result to another table, based on join conditions Oracle ... introduced by Oracle in Oracle 9i was then added to conform to the ISO/ANSI Writing Multiple-Table Queries  199 SQL1999 standard Throughout this section, you’ll see examples of queries using the Oracle ... certification exam Set operators in Oracle let you combine results from two or more SELECT statements The results of each SELECT statement are considered a set, and Oracle provides UNION, INTERSECT,...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P7 ppt

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P7 ppt

Cơ sở dữ liệu

... MERGE is not part of the Oracle Database 11g SQL Fundamentals I test Table 5.1 summarizes the DML statements that Oracle supports Ta b l e    ​ DML Statements Supported by Oracle  ​ Statement Purpose ... Statements  257 The keyword ALL tells Oracle to evaluate each and every WHEN clause, whether or not any evaluate to TRUE In contrast, the FIRST keyword tells Oracle to stop evaluating WHEN clauses ... introduction to the MERGE statement MERGE is a very powerful statement available in Oracle 11g (it was introduced in Oracle 9i) that can insert or update rows based on a condition The statement also...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P9 ppt

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P9 ppt

Cơ sở dữ liệu

... unique Oracle guarantees that the combination of all index column values in the composite index is unique Oracle returns an error if you try to insert two rows with the same index column values Oracle ... the SELECT clause, Oracle uses the index This chapter completes the Oracle Database 11g: SQL Fundamentals I OCP certification exam materials Chapters through 17 will cover the Oracle Database 11g: ... is Oracle going to use the table referenced in the public synonym, or is it going to get the data from the table owned by the user? The key to avoiding confusion is to know the order that Oracle...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P10 pptx

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P10 pptx

Cơ sở dữ liệu

... ora_mmon_11GR11 ora_mmnl_11GR11 ora_d000_11GR11 Oracle 11g Architecture  oracle oracle oracle oracle oracle oracle oracle oracle oracle oracle oracle oracle $ 3470 3482 3484 3486 3488 3490 3492 3494 ... 11GR11 oracle 2517 20:22 ? oracle 3436 Jun06 ? oracle 3438 Jun06 ? oracle 3442 Jun06 ? oracle 3444 Jun06 ? oracle 3446 Jun06 ? oracle 3450 Jun06 ? oracle 3452 Jun06 ? oracle 3454 Jun06 ? oracle ... Jun06 ? oracle 3454 Jun06 ? oracle 3456 Jun06 ? oracle 3458 Jun06 ? oracle 3460 Jun06 ? oracle 3462 Jun06 ? oracle 3464 Jun06 ? oracle 3466 Jun06 ? oracle 3468 Jun06 ? 00:00:00 00:00:01 00:00:00...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P13 ppt

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P13 ppt

Cơ sở dữ liệu

... are true 11 The Oracle Universal Installer prompts for which variable if not set? A ORACLE_ HOME B ORACLE_ SID C ORACLE_ BASE D ORACLE_ INSTALL_BASE 444  Chapter 8    Introducing Oracle Database ... the OFA standard, the Oracle 11g OUI prompts for the ORACLE_ BASE value if the ORACLE_ BASE environment variable is not already set The ORACLE_ HOME value is derived from ORACLE_ BASE, but you have ... are the Oracle JVM, Oracle XML DB, Oracle Multimedia, and Oracle Application Express F i g u r e    ​ DBCA standard database components  ​ What Is a Schema? When you are working with Oracle, ...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P14 pptx

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P14 pptx

Cơ sở dữ liệu

... will be located ORACLE_ HOME is the location where the Oracle 11g software is installed export ORACLE_ SID=OCA11G2 export ORACLE_ BASE=/u01/app /oracle export ORACLE_ HOME=/u01/app /oracle/ product/11.1.0 ... pfile or an spfile Oracle looks for files with the following names in the default directory to start the instance: NN spfile $ORACLE_ SID.ora NN spfile.ora NN init $ORACLE_ SID.ora Oracle first looks ... pfile=​ Starts Oracle in NOMOUNT mode using a nondefault parameter file /u01 /oracle/ init.ora STARTUP MOUNT Starts Oracle in MOUNT mode using a default spfile or pfile STARTUP OPEN Starts Oracle in...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P15 ppt

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P15 ppt

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... C: \ORACLE\ ORADATA\ORA11\USERS01.DBF 102400 C: \ORACLE\ ORADATA\ORA11\SYSAUX01.DBF 256000 Managing Tablespaces  UNDOTBS1 SYSTEM EXAMPLE INDX TEMP C: \ORACLE\ ORADATA\ORA11\UNDOTBS01.DBF C: \ORACLE\ ORADATA\ORA11\SYSTEM01.DBF ... certification exam To learn more about partitioning, read Oracle 11g Administrators Guide” in the Oracle documentation ( http://tahiti .oracle. com) Oracle allocates a segment to the table when the table ... C: \ORACLE\ ORADATA\ORA11\UNDOTBS01.DBF C: \ORACLE\ ORADATA\ORA11\SYSTEM01.DBF C: \ORACLE\ ORADATA\ORA11\EXAMPLE01.DBF C: \ORACLE\ ORADATA\ORA11\INDX01.DBF C: \ORACLE\ ORADATA\ORA11\TEMP01.DBF 543 51200 460800 153600 102400...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P16 pptx

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate- P16 pptx

Cơ sở dữ liệu

... Oracle service ORACLE_ HOME Shows the location of the Oracle executables on the server SID_NAME Contains the name of the Oracle SID for the Oracle instance Understanding Service Registration Oracle ... Server HTTP Request Oracle Net Internet Client Application Server RDBMS TCP/IP Oracle Net Database Server An Overview of Oracle Net Features Oracle Net is the glue that bonds the Oracle network together ... Architecture Oracle Database 11g: Administration I exam objectives covered in this chapter: ÛÛ Configuring the Oracle Network Environment NN Configure and Manage the Oracle Network NN Using the Oracle...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P3 ppt

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P3 ppt

Cơ sở dữ liệu

... 118 6246 ORACLE. EXE (W000) BTHOMAS 121 963 sqlplus.exe DBSNMP 124 23310 emagent.exe DBSNMP 148 608 emagent.exe 150 ORACLE. EXE (FBDA) 152 ORACLE. EXE (SMCO) 155 ORACLE. EXE (MMNL) 156 ORACLE. EXE ... -C: \ORACLE\ ORADATA\W11GR1\USERS01.DBF C: \ORACLE\ ORADATA\W11GR1\UNDOTBS01.DBF C: \ORACLE\ ORADATA\W11GR1\SYSAUX01.DBF C: \ORACLE\ ORADATA\W11GR1\SYSTEM01.DBF C: \ORACLE\ ORADATA\W11GR1\EXAMPLE01.DBF ... (FBDA) 152 ORACLE. EXE (SMCO) 155 ORACLE. EXE (MMNL) 156 ORACLE. EXE (DIA0) 158 ORACLE. EXE (MMON) 159 ORACLE. EXE (RECO) 164 ORACLE. EXE (MMAN) … … … (Output truncated) As you can see, the background...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P7 ppt

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P7 ppt

Cơ sở dữ liệu

... MERGE is not part of the Oracle Database 11g SQL Fundamentals I test Table 5.1 summarizes the DML statements that Oracle supports Ta b l e    ​ DML Statements Supported by Oracle  ​ Statement Purpose ... Statements  257 The keyword ALL tells Oracle to evaluate each and every WHEN clause, whether or not any evaluate to TRUE In contrast, the FIRST keyword tells Oracle to stop evaluating WHEN clauses ... introduction to the MERGE statement MERGE is a very powerful statement available in Oracle 11g (it was introduced in Oracle 9i) that can insert or update rows based on a condition The statement also...
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Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P8 ppt

Tài liệu OCA: Oracle Database 11g Administrator Certified Associate Study Guide- P8 ppt

Cơ sở dữ liệu

... materialized views, and types To learn more about the various Oracle 11g database schema objects, please refer to the Oracle documentation called Oracle Database Administrators Guide 11g Release (11.) ... altered In Oracle 11g, when you add a column with the NOT NULL constraint and the DEFAULT value, Oracle 11g does not update all the existing rows in the table with the default value Oracle 11g ... Oracle does not allow any INSERT, UPDATE, or DELETE operations on a table with a DISABLE VALIDATE constraint This is a quick way to make a table read-only in releases prior to Oracle 11g In Oracle...
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