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Step 5 Query the DBA_APPLY_DML_HANDLERS View → To ensure that the procedure DML handler is set properly for the oe.product_information table, run the following query: COLUMN OBJECT_OWNER HEADING 'Table|Owner' FORMAT A5 COLUMN OBJECT_NAME HEADING 'Table Name' FORMAT A20 COLUMN OPERATION_NAME HEADING 'Operation' FORMAT A10 COLUMN USER_PROCEDURE HEADING 'Handler Procedure' FORMAT A25 COLUMN ASSEMBLE_LOBS HEADING 'LOB Assembly?' FORMAT A15 SELECT
Requirements for Constructing and Processing LCRs Containing LOB Columns → If your environment produces row LCRs that contain LOB columns, then you must meet the requirements … in the following sections when you construct or process these LCRs: Requirements for Constructing … and Processing LCRs Without LOB Assembly Requirements for Apply Handler Processing of LCRs with LOB … Assembly
Table 14-1 LOB Data Type Representations in Row LCRs → applied as several row LCRs. Rules used to evaluate these row LCRs must be deterministic, so that either … all of the row LCRs corresponding to the row change cause a rule in a rule set to evaluate to TRUE … when constructing or processing LOB columns, about apply process behavior for LCRs containing LOB … columns,
Managing Extra Attributes in Captured LCRs → it is capturing currently. The extra attributes are the following: row_id (row LCRs only) serial … : Including Extra Attributes in Implicitly Captured LCRs Excluding Extra Attributes from Implicitly … Captured LCRs See Also: \"Extra Information in LCRs\" \"Viewing the Extra Attributes Captured by
Including Extra Attributes in Implicitly Captured LCRs → To include an extra attribute in the LCRs captured by a capture process or synchronous capture, run
Does the Apply Process Apply Captured LCRs? → = 'APPLY'; If the apply process applies captured LCRs, then your output looks similar to the
Excluding Extra Attributes from Implicitly Captured LCRs → To exclude an extra attribute from the LCRs captured by a capture process or synchronous capture
Table 2-5 Extra Attributes in LCRs → included in DDL LCRs or row LCRs for index-organized tables. serial# The serial number of the session … Captured LCRs\" \"Viewing the Extra Attributes Captured by Implicit Capture\" Oracle Database PL/SQL
Creating an Apply Process for Captured LCRs with DBMS_APPLY_ADM → apply process that applies captured logical change records (LCRs). This apply process can apply LCRs … process applies captured LCRs, not persistent LCRs or persistent user messages. Therefore, if an LCR that … use a negative rule set. Specifies that the LCRs applied by the apply process originate at
Creating an Apply Process for Persistent LCRs with DBMS_APPLY_ADM → apply process that applies persistent logical change records (LCRs). This apply process can apply LCRs … captured LCRs. Therefore, the apply process can apply persistent LCRs or persistent user messages … rules to the apply process rule set. These rules direct the apply process to apply LCRs for the
Table 2-3 Attributes Present in All DDL LCRs → … edition_name The name of the edition in which the DDL statement was executed. DDL LCRs that were captured by … . Synchronous captures cannot capture DDL changes, and these attributes are not present in explicitly captured DDL LCRs.
Example Script for Constructing and Enqueuing LCRs Containing LOBs → Administrator Necessary Privileges on the Tables Create a PL/SQL Procedure to Enqueue LCRs Containing LOBs
Table 2-4 Additional Attributes in Captured DDL LCRs → row LCRs and DDL LCRs contain the source database name of the database where a change originated. If … PL/SQL Packages and Types Reference Extra Information in LCRs In addition to the information … discussed in the previous sections, row LCRs and DDL LCRs optionally can include the extra information
Propagating User-Enqueued LCRs from ANYDATA Queues to Typed Queues → You can propagate user-enqueued LCRs to an appropriate typed queue, but propagation of captured … LCRs to a typed queue is not supported. See Also: \"Streams Capture Process\" in Oracle Streams … Concepts and Administration for more information on capture processes To propagate user-enqueued LCRs from … package to transform LCRs
Creating an Apply Process for Captured LCRs Using DBMS_STREAMS_ADM → an apply process that applies captured logical change records (LCRs). This apply process can apply … LCRs that were captured by a capture process. Complete the following steps: Complete the tasks in … LCRs to the local database. The apply process is created only if it does not already exist … that evaluates to TRUE for row LCRs
Table 2-1 Attributes Present in All Row LCRs → INSERT, then there are no old values. For UPDATE and DELETE statements, row LCRs created by a capture … process can include some or all of the old column values in the row, but row LCRs created by a … no new values. For UPDATE and INSERT statements, row LCRs created by a capture process can include … some or all of the new column
Are Incorrectly Transformed LCRs in the Error Queue? → In some cases, incorrectly transformed LCRs might have been moved to the error queue by an apply … DML handler from acting on LCRs that are not involved with the error transaction. After successful
Sequence LCRs → generate sequence values. You can stream sequence LCRs in the following ways: To capture sequence … LCRs using a capture process, set the capture process parameter capture_sequence_nextval to Y. To … construct sequence LCRs using the OCI interface, use the OCILCRNew function and the OCILCRHeaderSet … function with the OCI_ROWLCR_SEQ_LCR
Step 4 Create a Procedure that Prints All the LCRs in the Error Queue → The following procedure prints all of the LCRs in all of the error queues. It calls the print_lcr
Step 11 Create the Custom Rule-Based Transformation for Row LCRs at dbs2.example.com → be required for the DDL LCRs. This transformation would need to change the object name and the DDL