src/ports/postgres/modules/regress/test/marginal.ic.sql_in

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 * to you under the Apache License, Version 2.0 (the
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 *
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 *//* ----------------------------------------------------------------------- */

/* -----------------------------------------------------------------------------
 * Test Logistic Regression.
 * -------------------------------------------------------------------------- */

DROP TABLE IF EXISTS patients;
CREATE TABLE patients (
    id INTEGER NOT NULL,
    second_attack INTEGER,
    treatment INTEGER,
    trait_anxiety INTEGER
);
INSERT INTO patients(ID, second_attack, treatment, trait_anxiety) VALUES
( 1, 1, 1, 70),
( 2, 1, 1, 80),
( 3, 0, 1, 50),
( 4, 0, 0, 60);

-- CHECK : Make sure all possible default values work
drop table if exists result_table;
drop table if exists result_table_summary;
select margins_logregr(
              'patients',
              'result_table',
              'second_attack',
              'ARRAY[1, treatment]',
              NULL,
              NULL,
              2,
              'irls',
              1e-5
              );
/* -----------------------------------------------------------------------------
 * Test Multinomial Logistic Regression.
 * -------------------------------------------------------------------------- */

-- CHECK : Make sure cherry picking marginal values work
drop table if exists result_table;
drop table if exists result_table_summary;
select margins_mlogregr(
              'patients',
              'result_table',
              'second_attack',
              'ARRAY[1, treatment]',
              0,
              NULL,
              ARRAY[1, 2],
              'max_iter=2, optimizer=newton, tolerance=0.01');