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https://dev.mysql.com/doc/refman/8.4/en/request-access.html
This is where the privilege columns in the grant tables come into play. These privileges can come from any of the user, global_grants, db, tables_priv, columns_priv, or procs_priv tables. (You may find it helpful to refer to Section 8.2.3, “Grant ... After the server accepts a connection, it enters Stage 2 of access ...
https://dev.mysql.com/doc/ndbapi/en/ndb-column.html
This section provides information about the Column class, which models a column in an NDBCLUSTER table. Column::getColumnNo() Description This method gets the sequence number of a column within its containing table or index. If the column is part ...The NDB API provides no support for constructing such formats; however, they are checked by the NDB ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-auto-parallel-load.html
| | Sufficient HeatWave cluster memory available to load all tables. If Auto Parallel Load fails with an error, inspect the errors with a query to the heatwave_autopilot_report table. mysql> SELECT log FROM sys.heatwave_autopilot_report WHERE ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-learn-with-genai.html
To generate AutoML queries, NL2ML leverages the databases, tables, and table columns in the DB System. This includes detailed instructions to do the following: Join your dataset's various tables into a single table. If table and column names are ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-genai-rag.html
As of MySQL 9.2.1, for context retrieval, the ML_RAG routine uses the name of the embedding model used to embed the input query to find relevant vector store tables that contain vector embeddings from the same embedding model. The examples in this ... The ML_RAG routine runs retrieval-augmented generation which aims to generate more accurate responses for your ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-supported-file-formats.html
Parquet Delta lake tables (as of MySQL 9.5.0) Supported File Formats for Unstructured Data A Vector store can ingest files from the following unstructured formats: PPT, TXT, HTML, DOC, and PDF. Parquet File Format Review the following about Parquet ... Review the various file formats supported for loading structured, semi-structured, and unstructured data in MySQL HeatWave from different ...
https://dev.mysql.com/doc/refman/8.4/en/cost-model.html
These estimates are stored in the server_cost and engine_cost tables in the mysql system database and are configurable at any time. The intent of these tables is to make it possible to easily adjust the cost estimates that the optimizer uses when it ... To generate execution plans, the optimizer uses a cost model that is based on estimates of the cost of various operations that occur during query ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-page-compression.html
InnoDB supports page-level compression for tables that reside in file-per-table tablespaces. Page compression is enabled by specifying the COMPRESSION attribute with CREATE TABLE or ALTER TABLE. Enabling Page Compression To enable page compression, ...Supported Platforms Page compression requires sparse file and hole punching ...
https://dev.mysql.com/doc/internals/en/event-data-for-specific-event-types.html
How come statements with a nonzero error code can exist in the binary log? This is mainly due to the use of nontransactional tables within transactions. SELECT fails after inserting 1000 rows into a MyISAM table (for example, with a duplicate-key ...
https://dev.mysql.com/doc/ndbapi/en/ndb-error-codes-application-error.html
Having a table without primary key uses an autoincremented hidden key, i.e. The following list enumerates all NDB errors of type AE (Application error). NDB error code 5002 MySQL error DMEC Error message The process has wrong type. NDB error code ...