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Database Administrator's Guide, 11g Release 1 (11.1)

What Are Distributed Transactions?

DML and DDL TransactionsThe following are the DML and DDL operations supported in a distributed transaction: CREATE TABLE … DML and DDL statements in parallel, and INSERT direct load statements serially, but note the … cannot perform remote operations after issuing parallel DML/DDL or direct load INSERT. If the

Database SQL Language Reference, 11g Release 1 (11.1)

Common SQL DDL Clauses

8 Common SQL DDL ClausesThis chapter describes some SQL data definition clauses that appear in multiple SQL statements. This chapter contains these sections: allocate_extent_clause constraint deallocate_unused_clause file_specification logging_clause parallel_clause physical_attributes_clause size_clause storage_clause

Database Administrator's Guide, 11g Release 1 (11.1)

Specifying Initialization Parameters

Specifying the DDL Lock TimeoutData Definition Language (DDL) statements require exclusive locks on internal structures. If these … locks are unavailable when a DDL statement runs, the DDL statement fails, though it might have … succeeded if it had been executed subseconds later. To enable DDL statements to wait for locks, specify a … DDL

Database SQL Language Reference, 11g Release 1 (11.1)

Types of SQL Statements

Data Definition Language (DDL) StatementsData definition language (DDL) statements let you to perform these tasks: Create, alter, and drop … transaction before and after every DDL statement. Many DDL statements may cause Oracle Database to … reauthorizes schema objects and the circumstances under which a DDL statement would cause this, see Oracle … Database

Database Administrator's Guide, 11g Release 1 (11.1)

Managing Object Dependencies

Manually Recompiling Invalid Objects with DDLrecompile package body Pkg1, you would execute the following DDL statement: ALTER PACKAGE pkg1 COMPILE

Database Data Warehousing Guide, 11g Release 1 (11.1)

Using Parallel Execution

Parallel DDLThis section includes the following topics on parallelism for DDL statements: DDL Statements That … Can Be Parallelized CREATE TABLE... AS SELECT in Parallel Recoverability and Parallel DDL Space … Management for Parallel DDL DDL Statements That Can Be Parallelized You can parallelize DDL

Database Concepts, 11g Release 1 (11.1)

Data Concurrency and Consistency

DDL LocksA data dictionary lock (DDL) protects the definition of a schema object while that object is acted … upon or referred to by an ongoing DDL operation. Recall that a DDL statement implicitly commits its … -statement transaction, Oracle Database automatically acquires DDL locks for all schema objects … referenced

Database Utilities, 11g Release 1 (11.1)

Original Export and Import

Data Definition Language (DDL)Up to three character set conversions may be required for data definition language (DDL) during an

Database Concepts, 11g Release 1 (11.1)

Glossary

DDLData definition language. Includes statements like CREATE/ALTER TABLE/INDEX, which define or change data structure.

Oracle C++ Call Interface Programmer's Guide, 11g Release 1 (11.1)

Introduction to OCCI

DDL StatementsDDL statements manage schema objects in the database. These statements create new tables, drop old … FROM jamie DDL statements also allow you to work with objects in the Oracle database, as in Example 1

Pro*COBOL Programmer's Guide, 11g Release 1 (11.1)

Datatypes and Host Variables

Embedded DDLdata definition language (DDL) statements. This restriction cannot be enforced when precompiling, so … the use of extended column types, such as NCHAR, within embedded DDL statements results in an

Database Utilities, 11g Release 1 (11.1)

Using LogMiner to Analyze Redo Log Files

Tracking DDL Statements in the LogMiner Dictionarylanguage (DDL) statements. DDL tracking enables LogMiner to successfully track structural changes made … Example 5: Tracking DDL Statements in the Internal Dictionary for a complete example. With this … option set, LogMiner applies any DDL statements seen in the redo log files to its internal dictionary … . Note:

Database Utilities, 11g Release 1 (11.1)

Using LogMiner to Analyze Redo Log Files

Reapplying DDL Statements Returned to V$LOGMNR_CONTENTSBe aware that some DDL statements issued by a user cause Oracle to internally execute one or more … other DDL statements. If you want to reapply SQL DDL from the SQL_REDO or SQL_UNDO columns of the V … Dictionary in the Redo Log Files for an example. To differentiate between DDL statements that were issued by

Streams Replication Administrator's Guide, 11g Release 1 (11.1)

Managing Capture, Propagation, and Apply

Managing a DDL HandlerThis section contains instructions for creating, specifying, and removing the DDL handler for an … apply process. Note: All applied DDL LCRs commit automatically. Therefore, if a DDL handler calls the … EXECUTE member procedure of a DDL LCR, then a commit is performed automatically. See Also: \"Apply … information

Streams Replication Administrator's Guide, 11g Release 1 (11.1)

Managing Logical Change Records (LCRs)

Executing DDL LCRsThe EXECUTE member procedure for DDL LCRs is a subprogram of the LCR$_DDL_RECORD type. When the … EXECUTE member procedure is run on a DDL LCR, the LCR is executed, and any apply process handlers that … would be run for the LCR are not run. The EXECUTE member procedure for DDL LCRs can be invoked only … in an apply handler for

Data Provider for .NET Developer's Guide, 11g Release 1 (11.1)

Glossary

DDLrefers to data definition language, which includes statements defining or changing data structure.

Streams Replication Administrator's Guide, 11g Release 1 (11.1)

Understanding Oracle Streams Replication

Considerations for Applying DDL ChangesThe following sections discuss considerations for applying DDL changes to tables: System-Generated … Names CREATE TABLE AS SELECT Statements System-Generated Names If you plan to capture DDL changes at … a source database and apply these DDL changes at a destination database, then avoid using system … -generated names. If a DDL

Streams Replication Administrator's Guide, 11g Release 1 (11.1)

Monitoring Oracle Streams Replication

Displaying Information About DML and DDL HandlersThis section contains queries that display information about apply process DML handlers and DDL … handlers. See Also: Oracle Streams Concepts and Administration for more information about DML and DDL … APPLY_DATABASE_LINK column is NULL. See Also: \"Managing a DML Handler\" Displaying the DDL Handler … for Each Apply Process To

Data Guard Broker, 11g Release 1 (11.1)

Database Properties

Enterprise Manager name Record Skip DDLScope Database Enterprise Manager name Record Skip DDL

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.11.1 DDL Statements that Use DBLINKSSQL Apply may not correctly apply DDL statements such as the following, that reference a database … executing such a DDL statement, you should use the DBMS_LOGSTDBY.INSTANTIATE_TABLE procedure for the

Data Guard Broker, 11g Release 1 (11.1)

Database Properties

Enterprise Manager name Record Applied DDLScope Database Enterprise Manager name Record Applied DDL

Oracle C++ Call Interface Programmer's Guide, 11g Release 1 (11.1)

Relational Programming

Executing SQL DDL and DML Statements->terminateStatelessConnectionPool (scPool); Executing S QL DDL and DML Statements SQL is the industry-wide language

Streams Replication Administrator's Guide, 11g Release 1 (11.1)

Best Practices for Oracle Streams Replication Databases

Follow the Best Practices for Replicating DDL ChangesWhen replicating data definition language (DDL) changes, do not allow system-generated names for … replicate DDL in your Oracle Streams environment, then any table structure changes must be performed … manually at each database in the environment. See Also: \"Considerations for Applying DDL Changes\"

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Managing a Logical Standby Database

10.5.3 Setting up a Skip Handler for a DDL StatementYou can create a procedure to intercept certain DDL statements and replace the original DDL … transparently handle DDL transactions with file specifications. The following procedure can handle … handle tablespace DDL transactions: CREATE OR REPLACE PROCEDURE SYS.HANDLE_TBS_DDL ( OLD_STMT IN

Streams Concepts and Administration, 11g Release 1 (11.1)

Oracle Streams Restrictions

Types of DDL Changes Ignored by an Apply ProcessThe following types of DDL changes are not supported by an apply process. These types of DDLDDL LCR that specifies an operation that cannot be applied, then the apply process ignores the DDL … LCR and records the following message in the apply process trace file, followed by the DDL text that

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.11 DDL Statements Supported by a Logical Standby DatabaseC.11 DDL Statements Supported by a Logical Standby Databas e Table C-1 lists the supported values … DBMS_LOGSTDBY package and Section 10.5.3, \"Setting up a Skip Handler for a DDL Statement\" Table C-1 Values … ALTER INDEX CREATE INDEX DROP INDEX NON_SCHEMA_DDL All DDL that does not pertain to a particular schema … SEGMENT SCHEMA_DDL

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.4 Support For Row-level Security and Fine-Grained AuditingAs of Oracle Database 11 g, Logical Standby can automatically replicate the security environment provided through the DBMS_RLS and DBMS_FGA PL/SQL packages. This support simplifies management of security considerations when a server fails over to the standby since the security environment will transparently be maintained. It also ensures that access control policies applied to the primary data can

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.4.2 Fine-Grained AuditingFine-grained auditing provides a way to audit select statements. The DBMS_FGA package enables all select statements that access a table to be captured, together with what data was accessed. An FGA policy may be applied to a particular column or even to only those select statements that return rows for which a specified predicate returns TRUE. When a DBMS_FGA procedure is executed on the primary, additional

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.8.3 Handling XML and XDB PL/SQL Packages in Logical StandbyIn Oracle Database 11 g release 1 (11.1), Logical Standby supports XML when it is stored in CLOB format. However, there are several PL/SQL packages used in conjunction with XML that are not fully supported. The PL/SQL packages and procedures that are supported by Logical Standby only modify in-memory structures; they do not modify data stored in the database. These packages do not generate redo and

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.10 Skipped SQL Statements on a Logical Standby DatabaseC.10 S kipped SQL Statements on a Logical Standby Database By default, the following SQ L statements are automatically skipped by SQL Apply: ALTER DATABASE ALTER MATERIALIZED VIEW ALTER MATERIALIZED VIEW LOG ALTER SESSION ALTER SYSTEM CREATE CONTROL FILE CREATE DATABASE CREATE DATABASE LINK CREATE PFILE FROM SPFILE CREATE MATERIALIZED VIEW CREATE MATERIALIZED VIEW LOG CREATE SCHEMA AUTHORIZATION CREATE

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.1 Datatype ConsiderationsThe following sections list the supported and unsupported database objects: Supported Datatypes in a Logical Standby Database Unsupported Datatypes in a Logical Standby Database

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.7 Unsupported Table Storage TypesLogical standby databases do not support the following table storage types: Tables stored with segment compression enabled Tables containing LOB columns stored as SecureFiles Tables with virtual columns

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.1.2 Unsupported Datatypes in a Logical Standby DatabaseC.1.2 Unsupported Datatypes in a Logical Standby Databas e Logical standby databases do not support the following datatypes: BFILE Collections (including VARRAYS and nested tables) Multimedia data types (including Spatial, Image, and Oracle Text ) ROWID, UROWID User-defined types LOBs stored as SecureFiles XMLType stored as Object Relational Binary XML

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.6 Supported Table Storage TypesLogical standby databases support the following table storage types: Cluster tables (including index clusters and heap clusters) Index-organized tables (partitioned and nonpartitioned, including overflow segments) Heap-organized tables (partitioned and nonpartitioned)

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.11.2 Replication of AUD$ and FGA_LOG$ on Logical StandbysAuditing and fine-grained auditing are supported on logical standbys. Changes made to the AUD$ and FGA_AUD$ tables at the primary database are replicated at the logical standby. Both the AUD$ table and the FGA_AUD$ table have a DBID column. If the DBID value is that of the primary database, then the row was replicated to the logical standby based on activities at the primary. If the DBID value is

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C Data Type and DDL Support on a Logical Standby DatabaseDatabase DDL Statements Supported by a Logical Standby Database Replication of AUD$ and FGA_LOG$ on Logical Standbys

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.8.1 Supported PL/SQL Supplied PackagesC.8.1 Supported PL/SQL Supplied Package s Oracle PL/SQL supplied packages that do not modify system metadata or user data leave no footprint in the archived redo log files, and hence are safe to use on the primary database. Examples of such packages are DBMS_OUTPUT, DBMS_RANDOM, DBMS_PIPE, DBMS_DESCRIBE, DBMS_OBFUSCATION_TOOLKIT, DBMS_TRACE, DBMS_METADATA, DBMS_CRYPTO. Oracle PL/SQL supplied packages

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.4.1 Row-level Securitysupporting packages. You must ensure that these objects are placed in maintained schemas and that no DDL

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.8.2 Unsupported PL/SQL Supplied PackagesOracle PL/SQL supplied packages that modify system metadata typically are not supported by SQL Apply, and therefore their effects are not visible on the logical standby database. Examples of such packages are DBMS_JAVA, DBMS_REGISTRY, DBMS_ALERT, DBMS_SPACE_ADMIN, DBMS_REFRESH, DBMS_REDEFINITION, and DBMS_AQ. Specific support for DBMS_JOB has been provided. Job execution is suspended on a logical

Data Guard Concepts and Administration, 11g Release 1 (11.1)

Data Type and DDL Support on a Logical Standby Database

C.2 Support for Transparent Data Encryption (TDE)Data Guard SQL Apply can be used to provide data protection for a primary database with Transparent Data Encryption (TDE) enabled. Consider the following when using a logical standby database to provide data protection for applications with advanced security requirements: Tables with Transparent Data Encryption using server held keys are supported in the context of a logical standby database when