| #------------------------------------------------------------- |
| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| # |
| #------------------------------------------------------------- |
| |
| # Writer side of the native Delta frame round-trip test. Generates a matrix, |
| # converts it to a frame, and materializes it as a Delta table (under test). |
| # The same matrix is also written as a plain text reference. Running the |
| # read/compare in a SEPARATE process prevents SystemDS from short-circuiting |
| # the subsequent read against the in-memory frame, so FrameReaderDelta is |
| # actually exercised. |
| |
| X = rand(rows=$1, cols=$2, min=-5, max=5, seed=7, sparsity=$3) |
| F = as.frame(X) |
| write(F, $4, format="delta") |
| write(X, $5, format="text") |
