Improved XQuery performance
The performance of XQuery has improved significantly in this release.
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MDEX Engine Migration Guide
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Preface
About this guide
Who should use this guide
Conventions used in this guide
Contacting Oracle Support
Upgrading the MDEX Engine
Recommended reading
Release Announcement
Release Notes
Oracle Commerce Guided Search Getting Started Guide
Oracle Commerce Guided Search Administrator's Guide
Package compatibilities
Upgrading the MDEX Engine from earlier 6.x versions to 6.5.2
Upgrading the Presentation API When Used in a Front-End Web Application
After you upgrade
Required Changes
Required Changes in version 6.5.2
Required Changes in version 6.5.1
MDEX Web services and XQuery Removed from MDEX 6.5.1
Required changes in version 6.5.1.0
Required changes in version 6.4.1
Required changes in version 6.4.0
Creating an auxiliary stemming dictionary
Presentation APIs are packaged with the MDEX Engine
The Aggregated MDEX Engine (Agraph) removed from product
Unsupported Dgraph flags
Deprecated Dgraph flags
Required changes in version 6.3.0
The Aggregated MDEX Engine (Agraph) removed from product
Required changes in version 6.2.2
Required changes in version 6.2.1
Changes to the silent installation on UNIX
Enablement changes for Endeca Analytics and Record Relationship Navigation
Required changes in version 6.2.0
Why Did It Match changes
Why Did It Match feature name change
Why Match Dgraph flag deprecation
Why Match API changes
Why Match cross field matches and query expansion
Platform support changes
Added platform support
Removed platform support
The Endeca Control System is not supported
The XQuery Data Update API has been removed
Instance configuration files are now stored in the MDEX Engine after Dgidx processing
Flag deprecation, modification, or removal in version 6.2.0
The --aspell flag of the dgwordlist utility has been removed
The --diacritic-folding flag has been removed from the Dgraph
The --whymatch and --whymatchConcise flags are deprecated
Removal of the offline and warmup options from admin?op=update
Required changes in version 6.1.5
Changes to the silent installation on UNIX
Enablement changes for Endeca Analytics and Record Relationship Navigation
Required changes in version 6.1.4
Presentation APIs are packaged separately from Platform Services
Flag deprecation, modification, or removal in version 6.1.4
Deprecation of the Dgraph --dead_ends flag
Deprecation of the Dgraph --implicit_exact and --implicit_sample flags
Deprecation of the --latin1 flag and introduction of the --diacritic-folding flag
Required changes in version 6.1.3
Required changes in version 6.1.2
Removal of all MDEX Engine support for 32-bit processors
Dgraph and Dgidx flag deprecation, modification, or removal in version 6.1.2
Changes to the Dgraph flags
Changes to the Dgidx flags
Changes to the settings in XML configuration files
Single assign now enforced on record specifiers
Required changes in version 6.1.0
Removal of the http:get-fragment-id() external functions
Removal of the primary dimension
If you used baseline updates only
If you used baseline and partial updates
If you used the --unctrct flag
If you tagged a portion (not all) of your records with the primary dimension
Removal of the primary dimension: impact on other features and components
Impact on baseline updates processing
Impact on partial updates processing
Impact on precedence rules
Developer Studio and removal of primary dimension
XML configuration files and removal of primary dimension
The Deployment Template and removal of primary dimension
Dgraph flag deprecation, modification, or removal in version 6.1.0
Deprecation of the Dgraph --memusage flag
Deprecation of the Dgraph --ws flag
Deprecation of --net_close_timeout behavior
Removal of the offline and warmup options from admin?op=update
Removal of --xquery_path default location
Behavioral Changes
Behavioral changes in version 6.5.2.0.
Collapsible Dimension Values Returned by Dimension Searches
Previously Deprecated Interfaces Removed from Product
Behavioral changes in version 6.5.1.0.
Behavioral changes in version 6.4.0
Search results for CJK languages
Dgraph Statistics page changes
Behavioral changes in version 6.3.0
Behavioral changes in version 6.2.2
Request Log Parser packaging and feature changes
Log format requirements
Short forms of flag names
New flag
Reading from stdin
Documentation changes
Cheetah naming, packaging, and documentation changes
Documentation changes
Behavioral changes in version 6.2.1
Enabling Chinese, Japanese, and Korean language support
Behavioral changes in version 6.2.0
Understanding why a precedence rule fired with the Why Precedence Rule Fired feature
Understanding relevance ranking with the Why Rank feature
Dimension search now returns refinement counts
Returning all possible dimension values in a dimension search
Stemming dictionary changes
Adding a custom stemming dictionary
Replacing a default stemming dictionary with a custom stemming dictionary
Improvements in the Dutch stemming dictionary
DimensionSearchQuery data type now supports SearchWithinDimensionValueIds
Default dimension search can now search against a list of dimension IDs
Dimension value features in partial updates
New considerFieldRanks parameter for relevance ranking modules
Behavioral changes in version 6.1.5
Enabling Chinese, Japanese, and Korean language support
Behavioral changes in version 6.1.4
New or revised flags in version 6.1.4
The --stemming-updates flag for Dgidx is new
The --failedupdatedir flag for the Dgraph is new
The --phrase_max flag for the Dgraph is new
Support for VMware ESX 4
MDEX Engine cache improvements
Cache settings and performance tuning
Merge policy for partial updates
Displaying disabled refinements
Retrieving refinement counts for records that match descriptors
The DVAL_STATIC_RANK attribute is reinstated
Spelling correction can be disabled per query
Dynamic refinement ranking of collapsible dimensions
Record and dimension value boost
Multiselect-OR improvements
Multiselect-OR sample scenarios
MDEX Engine startup behavior for updates
Improvements in the default stemming dictionaries
Default stemming dictionaries can be supplemented
Behavioral changes in version 6.1.3
Support for VMware ESX 3.5
Support for Windows Server 2008
Updates to the spelling dictionary allowed while running partial updates
admin?op=updateaspell
Deprecation of the --aspell flag of the dgwordlist utility
Partial updates with duplicate properties cause warnings
Refinement ranking of aggregated records
Change to the MDEX API through XQuery
Host and port are no longer accepted in the mdex?wsdl service
Change to the interaction between try/catch expressions and updating expressions
Behavioral changes in version 6.1.2
Running updates on a single file
Using Eneperf in two-stream mode to test updates performance
Support for the cluster discovery feature restored
The MDEX Engine always runs in a multithreaded mode
The MDEX Engine threading pool
Wildcard search simplification
Deprecation of wildcard search settings and flags
The Dgraph checks permissions on the index directories
Changes to supplemental objects returned by the MDEX Engine
Background information about record properties
Changes to the MDEX Engine Statistics page
Replacement for the Performance Statistics section
Addition of XQuery Update Totals section on the Index Preparation tab
The Dgraph -A flag is deprecated
The Agraph and continuous query support
Changes to the MDEX API through XQuery
Behavioral changes in XQuery
Changes to the behavior of fn:error()
Change in error handling in Web services and XQuery for Endeca
Changes to the Query Web service
Name change from Query Web service to MDEX Web service
Error handling in the MDEX Web service
Behavioral changes in versions 6.1.0 or 6.1.1
Improved XQuery performance
Expanded MDEX Engine HTTP support
Ability to use Presentation API and Web services features at the same time
Impact on startup time
Changes to the MDEX API through XQuery interface
Changes to admin operation support
Continuous query
Continuous query processing and administrative queries
Deprecation of the DVAL_STATIC_RANK attribute
Deprecation of the ENABLE_AUTO_SUGGEST and ENABLE_DID_YOU_MEAN attributes
Changes to the MDEX Engine request log Total Request Lifetime field
Installation-related changes
Changes to the Windows installation path
Windows installer treatment of non-empty destination directories
Documentation changes in version 6.1
Reduction of the installed documentation set for the MDEX Engine
New MDEX Engine Migration Guide
New MDEX Engine Partial Updates Guide
Basic and Advanced Development Guides
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