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https://dev.mysql.com/doc/refman/5.7/en/dba-dtrace-server.html
Global information, that is, the connection ID and user/host and where relevant the query string, is provided at key levels (connection-start, command-start, query-start, and query-exec-start). Additional Resources For more information on DTrace and ... Support for DTrace is deprecated in MySQL 5.7 and is removed in MySQL ...The DTrace probes are organized so that you can follow the entire query process, from the point of connection from a ...
https://dev.mysql.com/doc/refman/5.7/en/sys-diagnostics.html
Be careful with the medium setting and especially the full setting, which has a large performance impact. Configuration Options diagnostics() operation can be modified using the following configuration options or their corresponding user-defined ...
https://dev.mysql.com/doc/refman/5.7/en/sys-memory-by-thread-by-current-bytes.html
current_count_used The current number of allocated memory blocks that have not been freed yet for the thread. current_allocated The current number of allocated bytes that have not been freed yet for the thread. current_avg_alloc The current number ...By default, rows are sorted by descending amount of memory ...
https://dev.mysql.com/doc/refman/5.7/en/known-issues.html
Even if you use lower_case_table_names=2 (which enables MySQL to remember the case used for databases and table names), MySQL does not remember the case used for database names for the function DATABASE() or within the various logs (on ...For ...
https://dev.mysql.com/doc/refman/5.7/en/faqs-security.html
Explicitly specify which version to use, either in mysql.cnf (or mysql.ini) or by using SET PERSIST, for example: --tls-version=TLSv12. Where can I find documentation that addresses security issues for MySQL? A.9.2. Does MySQL include support for ...
https://dev.mysql.com/doc/refman/5.7/en/replication-semisync.html
When one user is too busy, this slows it down, which can be useful in some deployment situations. For statements that do not occur in transactional context (that is, when no transaction has been started with START TRANSACTION or SET autocommit = 0), ...With fully synchronous replication, when a source commits a transaction, all replicas must also have committed the transaction before the source returns to the session that performed the ...
https://dev.mysql.com/doc/refman/5.7/en/ndb-restore-different-number-nodes.html
$> mysqldump --no-data --routines --events --triggers --databases > myschema.sql Important Once you have created the NDB native backup using ndb_mgm, you must not make any schema changes before creating the backup of the schema, if you do so. The ...
https://dev.mysql.com/doc/refman/5.7/en/identifier-mapping.html
For the basic structure, MySQL represents each database as a directory in the data directory, and each table by one or more files in the appropriate database directory. This occurs on all platforms for portability of the corresponding database ...If ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-install-windows-binary.html
We assume that you have placed a copy of the archive in the directory C:\Documents and Settings\username\My Documents\Downloads on the computer having the IP address 198.51.100.20, where username is the name of the current user. Since the "world" ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-ndbinfo-operations-per-fragment.html
The type column shows the schema object type used for this fragment, which can take any one of the values System table, User table, Unique hash index, or Ordered index. This currently has the following formats: Base table: DbName/def/TblName BLOB ...