src/test/scripts/functions/mlcontext/FrameA.csv.mtd

{
    "data_type": "frame",
    "rows": 3,
    "cols": 4,
    "nnz": -1,
    "format": "csv",
    "header": false,
    "schema": "int64,string,fp64,boolean",
    "sep": ",",
    "description": {
        "author": "SystemDS"
    }
}