kaknikhil commented on pull request #523:
URL: https://github.com/apache/madlib/pull/523#issuecomment-758288163
We successfully ran a test with 5 billion rows.
```
DROP TABLE IF EXISTS tab1;
CREATE TABLE tab1(
indep_var BIGINT,
dep_var BIGINT
);
INSERT INTO tab1 VALUES(generate_series(1,5000000000),
generate_series(1,5000000000));
DROP TABLE IF EXISTS test_linregr, test_linregr_summary;
SELECT madlib.linregr_train( 'tab1',
'test_linregr',
'dep_var',
'ARRAY[1, indep_var]'
);
linregr_train
---------------
(1 row)
```
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