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https://dev.mysql.com/doc/mysql-ai/9.4/en/mys-ai-genai-generate-embeddings.html
This section describes how to generate vector embeddings using the ML_EMBED_ROW routine. Vector embeddings are a numerical representation of the text that capture the semantics of the data and relationships to other data. You can pass the text ...
https://dev.mysql.com/doc/workbench/en/wb-table-editor-columns-tab.html
PK: PRIMARY KEY NN: NOT NULL UQ: UNIQUE INDEX BIN: BINARY UN: UNSIGNED ZF: ZEROFILL AI: AUTO_INCREMENT G: Generated Column This option is available as of MySQL Server 5.7. Use the Columns subtab to display and edit all the column information for a ...
https://dev.mysql.com/doc/ndbapi/en/ndb-table.html
If there is no such column, then this method returns NULL. Table::hasDefaultValues() Description Used to determine whether the table has any columns that are defined with default values other than NULL. Return value Returns true if the table has any ... This section provides information about the Table class, which models a database table in the NDB ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-using-a-recommendation-model-items-to-users.html
For the option to set the user name, you can set it to NULL. mysql> CALL sys.ML_MODEL_LOAD(@model, NULL); The following example uses the model handle. mysql> CALL sys.ML_MODEL_LOAD('recommendation_use_case', NULL); Make predictions for the test ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-using-a-recommendation-model-users-to-items.html
For the option to set the user name, you can set it to NULL. mysql> CALL sys.ML_MODEL_LOAD(@model, NULL); The following example uses the model handle. mysql> CALL sys.ML_MODEL_LOAD('recommendation_use_case', NULL); Make predictions for the test ...
https://dev.mysql.com/doc/refman/8.4/en/gis-geometrycollection-property-functions.html
Unless otherwise specified, functions in this section handle their geometry arguments as follows: If any argument is NULL or any geometry argument is an empty geometry, the return value is NULL. If any geometry argument is not a syntactically ...
https://dev.mysql.com/doc/refman/8.4/en/loading-tables.html
For missing values (such as unknown sexes or death dates for animals that are still living), you can use NULL values. Suppose that Diane gets a new hamster named “Puffball.” You could add a new record using an INSERT statement like this: mysql> ...Suppose that your pet records can be described as shown ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbd-definition.html
Consider this table definition: CREATE TABLE example ( a INT NOT NULL, b INT NOT NULL, c INT NOT NULL, PRIMARY KEY(a), UNIQUE(b) ) ENGINE=NDBCLUSTER; For each record, there are 12 bytes of data plus 12 bytes overhead. The [ndbd] and [ndbd default] ...
https://dev.mysql.com/doc/refman/8.4/en/replication-features-row-searches.html
A unique index where every column in the index has a NOT NULL attribute. If the algorithm is able to select a primary key or a unique index where every column in the index has a NOT NULL attribute, it uses this index to iterate over the rows in the ... When a replica using row-based replication format applies an UPDATE or DELETE operation, it must search the relevant table for the matching ...
https://dev.mysql.com/doc/refman/8.4/en/string-type-syntax.html
CHAR(0) is also quite nice when you need a column that can take only two values: A column that is defined as CHAR(0) NULL occupies only one bit and can take only the values NULL and '' (the empty string). A string object that can have only one ...