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Search Results
https://dev.mysql.com/doc/refman/5.7/en/fulltext-stopwords.html
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 variables). False hits or misses might occur for stopword lookups if the ...For example, lookups are case-insensitive if the collation is latin1_swedish_ci, whereas lookups are case-sensitive if the collation is latin1_general_cs or ...
https://dev.mysql.com/doc/refman/5.7/en/full-disk.html
This section describes how MySQL responds to disk-full errors (such as “no space left on device”), and to quota-exceeded errors (such as “write failed” or “user block limit reached”). Every 10 minutes it writes an entry to the log file, ...If there is enough space, it continues as if nothing had ...
https://dev.mysql.com/doc/refman/5.7/en/fulltext-query-expansion.html
Full-text search supports query expansion (and in particular, its variant “blind query expansion”). This is generally useful when a search phrase is too short, which often means that the user is relying on implied knowledge that the full-text ...For example, a user searching for “database” may really mean that “MySQL”, “Oracle”, “DB2”, and “RDBMS” all are phrases that should match “databases” and should be returned, ...
https://dev.mysql.com/doc/refman/5.7/en/full-table.html
If a table-full error occurs, it may be that the disk is full or that the table has reached its maximum size. The effective maximum table size for MySQL databases is usually determined by operating system constraints on file sizes, not by MySQL ...
https://dev.mysql.com/doc/refman/5.7/en/myisam-ftdump.html
Example: Suppose that the test database contains a table named mytexttable that has the following definition: CREATE TABLE mytexttable ( id INT NOT NULL, txt TEXT NOT NULL, PRIMARY KEY (id), FULLTEXT (txt) ) ENGINE=MyISAM; The index on id is index 0 ...If your working directory is the test database directory, invoke myisam_ftdump as follows: myisam_ftdump mytexttable 1 If the path name to the test database directory is /usr/local/mysql/data/test, you can also specify the table name argument using that path ...
https://dev.mysql.com/doc/refman/5.7/en/mysqldump-delimited-text.html
This section describes how to use mysqldump to create delimited-text dump files. For information about reloading such dump files, see Section 7.4.4, “Reloading Delimited-Text Format Backups”. If you invoke mysqldump with the --tab=dir_name ...
https://dev.mysql.com/doc/refman/5.7/en/reloading-delimited-text-dumps.html
For backups produced with mysqldump --tab, each table is represented in the output directory by an .sql file containing the CREATE TABLE statement for the table, and a .txt file containing the table data. To reload a table, first change location ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-parameters.html
innodb_ft_aux_table System Variable innodb_ft_aux_table Scope Global Dynamic Yes Type String Specifies the qualified name of an InnoDB table containing a FULLTEXT index. For more information, see Section 14.16.4, “InnoDB INFORMATION_SCHEMA ...
https://dev.mysql.com/doc/refman/5.7/en/blob.html
If strict SQL mode is not enabled and you assign a value to a BLOB or TEXT column that exceeds the column's maximum length, the value is truncated to fit and a warning is generated. Truncation of excess trailing spaces from values to be inserted ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-blob-tool.html
It is sometimes useful in diagnosing and repairing corrupted or damaged NDB tables containing BLOB or TEXT columns. In addition, you can optionally follow the table name with the (comma-separated) names of one or more BLOB or TEXT columns from that ... This tool can be used to check for and remove orphaned BLOB column parts from NDB tables, as well as to generate a file listing any orphaned ...