DB4AI.SAMPLE_SNAPSHOT
SAMPLE_SNAPSHOT samples basic data to generate snapshots for the DB4AI feature. You can invoke SAMPLE SNAPSHOT to implement this function.
Table 1 DB4AI.SAMPLE_SNAPSHOT input parameters and return values
Parameter | Type | Description |
|---|
i_schema | IN NAME | Name of the schema storing snapshots |
i_parent | IN NAME | Parent snapshot name |
i_sample_infixes | IN NAME[] | Sample snapshot name infix |
i_sample_ratios | IN NUMBER[] | Size of each sample, which is used as the sample set ratio |
i_stratify | IN NAME[] | Layering strategy |
i_sample_comments | IN TEXT[] | Sample snapshot description |
res | OUT db4ai.snapshot_name | Result |
openGauss 2024-05-07 00:46:52