Sphinx installation and use

Sphinx is an open source full-text search engine that can be used to create high-performance search functions. The following is an introduction to the installation and use of Sphinx, including the installation process and examples of how to create data tables, insert, modify, query, and delete data. **Installation process:** 1. Preparation environment: First, ensure that your operating system has installed the MySQL database and is started. 2. Download Sphinx: Go to the Sphinx official website（ http://sphinxsearch.com/downloads/ ）Download the latest Sphinx software package. Choose the version that is suitable for your operating system to download. 3. Unzip software package: Unzip the downloaded software package to the directory where you want to install Sphinx. 4. Configure Sphinx: Enter the decompression directory, copy the configuration file 'sphinx. conf. dist' and rename it to 'sphinx. conf'. Open the 'sphinx. conf' file and modify several configuration items, such as database connection information, search engine index configuration, etc. 5. Create Index: Execute the following command from the command line to create an index: shell /path/to/sphinx/bin/indexer --config /path/to/sphinx.conf --all 6. Start Sphinx: Execute the following command to start Sphinx search: shell /path/to/sphinx/bin/searchd --config /path/to/sphinx.conf **Create a data table:** In Sphinx, data is stored in an index. Here is an example of creating a data table: sql CREATE TABLE my_index ( Id integer primary key, -- primary key Title varchar (255), -- Title Content text - Content ) ENGINE = sphinx **Data insertion:** Sphinx's data insertion operation is actually inserting data into an index. Here is an example of inserting data into 'my'_ Example in index table: sql INSERT INTO my_index (id, title, content) VALUES (1, 'Example Title', 'This is an example content'); **Data modification:** To modify the data in the Sphinx index, you need to recreate the index. Before modifying the data, you can use the following command to delete the index file: shell /path/to/sphinx/bin/indexer --config /path/to/sphinx.conf --rotate --all Then, perform the data insertion operation again. **Data Query:** The following is an example in 'my'_ Example of searching in the index table: sql SELECT * FROM my_index WHERE MATCH('example'); This query will return records containing the keyword 'example'. **Data deletion:** To delete data from the Sphinx index, you need to recreate the index and exclude the data to be deleted. The following is an example of deleting a record with ID 1: shell /path/to/sphinx/bin/indexer --config /path/to/sphinx.conf --rotate --rotate-index my_index --exclude id 1 This command will create a new index, excluding records with ID 1. The above is an introduction to the installation and use of Sphinx, including examples of the installation process, creating data tables, and inserting, modifying, querying, and deleting data. I hope it can be helpful to you!