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https://dev.mysql.com/doc/internals/en/the-myi-file.html
records or spaces left after record deletion) state->dellink 8 00 00 00 00 00 00 00 07 "Link to next removed "block". To continue our example: there is a block for the I1 key values, and a block for the I2 key values. According to the header ... A ...
https://dev.mysql.com/doc/mysqld-version-reference/en/options-variables.html
The following table shows all the options and variables available in MySQL Server. Intr: The version or versions in which the item was introduced. Depr: The version or versions in which the item was deprecated. Removed: The version or versions in ...
https://dev.mysql.com/doc/ndbapi/en/mccj-clusterj-session.html
This pattern allows the application to create a session in the try declaration and regardless of the outcome of the try/catch/finally block, clusterj will clean up and close the session. If the try block exits with an open transaction, the ...
https://dev.mysql.com/doc/ndbapi/en/mgm-concepts.html
While it is possible to do so (if you implement your own locks), this is not recommended; each thread should use its own management server handle. This section describes concepts basic to the NDB Cluster MGM API. NdbMgmHandle Working with Log ...
https://dev.mysql.com/doc/ndbapi/en/ndb-dictionary.html
An error occurs if a transaction is already active, or if the kernel metadata is locked. This means that they cannot be accessed by MySQL clients, and that they cannot be replicated. For these reasons, it is often preferable to avoid working with ...
https://dev.mysql.com/doc/ndbapi/en/ndb-error-codes-node-recovery-error.html
The following list enumerates all NDB errors of type NR (Node Recovery error).
https://dev.mysql.com/doc/ndbapi/en/ndb-examples-blobs-ndbrecord.html
This example illustrates the manipulation of a blob column in the NDB API using the NdbRecord interface. It demonstrates how to perform insert, read, and update operations, using both inline value buffers as well as read and write methods. It can ...
https://dev.mysql.com/doc/ndbapi/en/ndb-ndb-cluster-connection.html
set_service_uri() Set a URI for publication in the ndbinfo.processes table set_timeout() Sets a connection timeout unlock_ndb_objects() Enables the creation of new Ndb objects. To retrieve all existing Ndb objects, perform the following three steps: ... This section provides information about the Ndb_cluster_connection class, which models a connection by a management server (ndb_mgmd) to a set of data ...
https://dev.mysql.com/doc/ndbapi/en/ndb-ndbindexoperation.html
Signature int readTuple ( LockMode mode ) Parameters mode specifies the locking mode used by the read operation. NdbIndexOperation Class Overview NdbIndexOperation::deleteTuple() NdbIndexOperation::getIndex() NdbIndexOperation::readTuple() ...
https://dev.mysql.com/doc/ndbapi/en/ndb-ndbindexscanoperation.html
Signature virtual int readTuples ( LockMode mode = LM_Read, Uint32 flags = 0, Uint32 parallel = 0, Uint32 batch = 0 ) Parameters The readTuples() method takes the three parameters listed here: The lock mode used for the scan. This is a LockMode ...