Warning: This page has not been updated in over over a year and may be outdated or deprecated.
configuration:blender
Differences
This shows you the differences between two versions of the page.
| Next revision | Previous revision | ||
| configuration:blender [2022/04/22 15:11] – created emaijala | configuration:blender [2023/11/01 10:55] (current) – demiankatz | ||
|---|---|---|---|
| Line 1: | Line 1: | ||
| ====== Blended Search ====== | ====== Blended Search ====== | ||
| - | :!: Supported from VuFind | + | :!: Supported from VuFind® |
| ===== Introduction ====== | ===== Introduction ====== | ||
| Line 11: | Line 11: | ||
| ===== Limitations ===== | ===== Limitations ===== | ||
| - | * Currently only basic search is supported. | + | * Advanced |
| * It is recommended to keep maximum number of results available for paging low, as merging results further from the beginning is a heavy process. | * It is recommended to keep maximum number of results available for paging low, as merging results further from the beginning is a heavy process. | ||
| * Blending the results is not a magic process, and relevance ranking works quite differently across platforms. There are settings available that affect blending of initial results, but currently it's mostly just round robin. | * Blending the results is not a magic process, and relevance ranking works quite differently across platforms. There are settings available that affect blending of initial results, but currently it's mostly just round robin. | ||
| + | * Many of the advanced options, such as full facet lists, are not supported. | ||
| ===== Prerequisites ===== | ===== Prerequisites ===== | ||
| Line 28: | Line 29: | ||
| :!: It is strongly recommended to enable search caching for each backend to improve performance and reduce duplicated requests. See the [SearchCache] section for the relevant search configuration file for details. Using Memcached is recommended. | :!: It is strongly recommended to enable search caching for each backend to improve performance and reduce duplicated requests. See the [SearchCache] section for the relevant search configuration file for details. Using Memcached is recommended. | ||
| + | ===== Accessing Blended Search ===== | ||
| + | |||
| + | '' | ||
| ===== Configuration ===== | ===== Configuration ===== | ||
| - | The following instructions assume that VuFind's local directory is '' | + | The following instructions assume that VuFind®'s local directory is '' |
| configuration files to be modified are under the '' | configuration files to be modified are under the '' | ||
| The actual configuration is done with two files: [[.files: | The actual configuration is done with two files: [[.files: | ||
| - | It is recommended to choose one backend as the " | + | It is recommended to choose one backend as the " |
| ==== Basic Configuration ==== | ==== Basic Configuration ==== | ||
| - | - Copy '' | + | - Copy config/ |
| - Enable desired backends in [Backends] section. | - Enable desired backends in [Backends] section. | ||
| - Use the [Blending] section, if desired, to configure the selection of initial results. You can also define the block size used for records from each source. Block size can also be relative to the total number of results. | - Use the [Blending] section, if desired, to configure the selection of initial results. You can also define the block size used for records from each source. Block size can also be relative to the total number of results. | ||
| Line 51: | Line 55: | ||
| This is expected to be the most laborsome part of the configuration. | This is expected to be the most laborsome part of the configuration. | ||
| - | - Copy '' | + | - Copy config/ |
| - See the beginning of the file for information on the format and available settings. | - See the beginning of the file for information on the format and available settings. | ||
| - Set up all mappings according to your needs. The sample file contains example mappings for several facets, including mappings to a hierarchical format facet. | - Set up all mappings according to your needs. The sample file contains example mappings for several facets, including mappings to a hierarchical format facet. | ||
| Line 57: | Line 61: | ||
| There are several noteworthy features particularly with facet mappings: | There are several noteworthy features particularly with facet mappings: | ||
| - | * Facet mappings also work the other and define how active filters are mapped to each backend. You can also define fields that are only used e.g. with checkbox filters. | + | * Facet mappings also work the other direction |
| * If a backend does not support a filter value, that backend gets automatically disabled. If you wish to keep the backend active and just ignore such values, list the values under the '' | * If a backend does not support a filter value, that backend gets automatically disabled. If you wish to keep the backend active and just ignore such values, list the values under the '' | ||
| * If you're mapping a value to a hierarchical facet (those can be used with Solr), you can set '' | * If you're mapping a value to a hierarchical facet (those can be used with Solr), you can set '' | ||
| Line 100: | Line 104: | ||
| ---- struct data ---- | ---- struct data ---- | ||
| + | properties.Page Owner : emaijala | ||
| ---- | ---- | ||
configuration/blender.1650640312.txt.gz · Last modified: 2022/04/22 15:11 by emaijala