<model name>_META table
This table contains meta information on the matrix representation of the input table.
The following table shows the table columns:
| Column | Data type | Description |
|---|---|---|
| COLID | INTEGER | The column index of the input column |
| COLNAME | VARCHAR(128) | The name of the column in the input table |
| COLVALUE | VARCHAR(512) | For PCA, this column is always NULL |
| OUTCOLID | BIGINT | The column index that is used for the internal matrix computation |