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HeatWave User Guide  /  HeatWave AutoML  /  Supported Data Types

3.17 Supported Data Types

HeatWave AutoML supports the following data types:

HeatWave AutoML uses TfidfVectorizer to pre-process TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT and appends the results to the data set. HeatWave AutoML has the following limitations for text usage:

  • The ML_PREDICT_TABLE ml_results column contains the prediction results and the data. This combination must be less than 65,532 characters.

  • HeatWave AutoML only supports datasets in the English language.

  • HeatWave AutoML does not support text columns with NULL values.

  • HeatWave AutoML does not support a text target column.

  • HeatWave AutoML does not support recommendation tasks with a text column.

  • For the forecasting task, endogenous_variables cannot be text.

DECIMAL data type columns are not supported. Remove them or convert them to FLOAT.