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https://dev.mysql.com/doc/refman/8.0/en/fulltext-natural-language.html
By default or with the IN NATURAL LANGUAGE MODE modifier, the MATCH() function performs a natural language search for a string against a text collection. A collection is a set of one or more columns included in a FULLTEXT index. For each row in the ...
https://dev.mysql.com/doc/refman/8.0/en/fulltext-stopwords.html
Stopwords for InnoDB Search Indexes Stopwords for MyISAM Search Indexes Stopwords for InnoDB Search Indexes InnoDB has a relatively short list of default stopwords, because documents from technical, literary, and other sources often use short words ... The stopword list is loaded and searched for full-text queries using the server character set and collation (the values of the character_set_server and collation_server system ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-performance.html
Some key issues that can require administrator intervention are when a member is in ERROR status and cannot rejoin the group, or when a network partition causes the group to lose quorum. Group Replication is designed to create fault-tolerant ...
https://dev.mysql.com/doc/refman/8.0/en/ibd2sdi.html
ibd2sdi --dump-file=file_name ../data/test/t1.ibd --skip-data, -s Command-Line Format --skip-data Type Boolean Default Value false Skips retrieval of data field values from the serialized dictionary information (SDI) and only retrieves the id and ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-files-table.html
The FILES table provides information about the files in which MySQL tablespace data is stored. In NDB Cluster, this table also provides information about the files in which NDB Cluster Disk Data tables are stored. For additional information ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-ft-index-cache-table.html
The INNODB_FT_INDEX_CACHE table provides token information about newly inserted rows in a FULLTEXT index. Before querying it, set the value of the innodb_ft_aux_table system variable to the name (including the database name) of the table that ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-ft-index-table-table.html
The INNODB_FT_INDEX_TABLE table provides information about the inverted index used to process text searches against the FULLTEXT index of an InnoDB table. Before querying it, set the value of the innodb_ft_aux_table system variable to the name ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-temp-table-info-table.html
Example mysql> CREATE TEMPORARY TABLE t1 (c1 INT PRIMARY KEY) ENGINE=INNODB; mysql> SELECT * FROM INFORMATION_SCHEMA.INNODB_TEMP_TABLE_INFO\G *************************** 1. row *************************** TABLE_ID: 97 NAME: #sql8c88_43_0 N_COLS: 4 ... The INNODB_TEMP_TABLE_INFO table provides information about user-created InnoDB temporary tables that are active in an InnoDB ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-file-per-table-tablespaces.html
A file-per-table tablespace contains data and indexes for a single InnoDB table, and is stored on the file system in a single data file. File-per-table tablespace characteristics are described under the following topics in this section: ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-online-ddl-failure-conditions.html
For example, you might insert duplicate values into a column while a unique index is being created, or you might insert NULL values into a column while creating a primary key index on that column. The failure of an online DDL operation is typically ...