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https://dev.mysql.com/doc/internals/en/event-data-for-specific-event-types.html
It is necessary for statements such as INSERT INTO t VALUES(1) that don't specify the database and rely on the default database previously selected by USE. SELECT fails after inserting 1000 rows into a MyISAM table (for example, with a duplicate-key ... The following sections provide details about what appears in the fixed and variable parts of the event data for each event ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-export-query-results-csv-json.html
INTO OUTFILE WITH PARAMETERS 'file_URI_JSON "file": begin-array ("uri": "OCIFS_URI") | ("uri": "PAR_URI") | ("uri": "NATIVE_URI"), [, "dialect": begin-object dialect_option [, dialect_option]... SELECT * FROM example INTO OUTFILE WITH PARAMETERS ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-export-query-results-parquet-json.html
INTO OUTFILE WITH PARAMETERS 'file_URI_JSON "file": begin-array ("uri": "OCIFS_URI") | ("uri": "PAR_URI") | ("uri": "NATIVE_URI"), [, "dialect": begin-object dialect_option [, dialect_option]... SELECT sum(l_quantity) from lineitem limit 1000 INTO ... This topic shows the different ways to export query results to Parquet ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-incremental-load.html
Perform Initial Load The following example performs an initial automatic load of three files in an Object Storage folder, and then does a subsequent refresh of the data in the external table by loading an additional two files into the table. Create ... Available as of MySQL 9.0.0, Lakehouse Incremental Load allows you to refresh the data in an external ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-overview.html
While Lakehouse provides in-memory query processing on data in Object Storage, it does not load data into a DB System table. Workflows You have three options to load data into MySQL HeatWave Cluster: uniform resource identifiers (URIs) (as of MySQL ... The Lakehouse feature of MySQL HeatWave enables query processing on data in Object ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-silos.html
The number of nodes required depends on the size of the data and the amount of compression achieved when loading data into MySQL HeatWave Cluster. Data loaded into MySQL HeatWave is automatically stored in Object Storage, allowing for quick ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-learn-with-genai.html
This includes detailed instructions to do the following: Join your dataset's various tables into a single table. | | \n\nFirst, let's integrate the tables into one full table using a `CREATE TABLE ... | | \n\nAlso, ensure that the model is loaded ...
https://dev.mysql.com/doc/heatwave/en/mys-hwgenai-vector-store-load.html
The VECTOR_STORE_LOAD routine generates vector embedding for the specified files or folders that are stored in the bucket, and loads the embeddings into a new vector store table. language: specifies the text content language used in the files to be ...This routine creates an asynchronous task which loads vector store tables in the ...
https://dev.mysql.com/doc/connector-j/en/connector-j-time-instants.html
For example: When storing java.sql.Timestamp to, for example, a DATETIME column, you might not get back the same instant value when retrieving it into a client that is in a different time zone than the one the client was in when storing the value.
https://dev.mysql.com/doc/refman/8.4/en/create-index.html
Take this into account when specifying a prefix length for a nonbinary string column that uses a multibyte character set. For example, this syntax does not work: CREATE TABLE employees ( data JSON, INDEX ((data->>'$.name')) ); The syntax fails ...