Materialize/test/pg-cdc/types-json.td

# Copyright Materialize, Inc. and contributors. All rights reserved.
#
# Use of this software is governed by the Business Source License
# included in the LICENSE file at the root of this repository.
#
# As of the Change Date specified in that file, in accordance with
# the Business Source License, use of this software will be governed
# by the Apache License, Version 2.0.

#
# Test the JSON data type
#

> CREATE SECRET pgpass AS 'postgres'
> CREATE CONNECTION pg TO POSTGRES (
    HOST postgres,
    DATABASE postgres,
    USER postgres,
    PASSWORD SECRET pgpass
  )


# Insert data pre-snapshot
$ postgres-execute connection=postgres://postgres:postgres@postgres
ALTER USER postgres WITH replication;
DROP SCHEMA IF EXISTS public CASCADE;
DROP PUBLICATION IF EXISTS mz_source;

CREATE SCHEMA public;

CREATE TABLE t1 (f1 JSON, f2 JSONB);
ALTER TABLE t1 REPLICA IDENTITY FULL;

INSERT INTO t1 VALUES ('{"bar": "baz", "balance": 7.77, "active": false}'::json, '{"bar": "baz", "balance": 7.77, "active": false}'::json);

CREATE PUBLICATION mz_source FOR ALL TABLES;

> CREATE SOURCE mz_source FROM POSTGRES CONNECTION pg (PUBLICATION 'mz_source');

> CREATE TABLE t1 FROM SOURCE mz_source (REFERENCE t1);

> SELECT COUNT(*) > 0 FROM t1;
true

# Insert the same data post-snapshot
$ postgres-execute connection=postgres://postgres:postgres@postgres
INSERT INTO t1 VALUES ('{"bar": "baz", "balance": 7.77, "active": false}'::json, '{"bar": "baz", "balance": 7.77, "active": false}'::jsonb);

> SELECT pg_typeof(f1), pg_typeof(f2) FROM t1 LIMIT 1;
jsonb jsonb

> SELECT * FROM t1;
"{\"active\":false,\"balance\":7.77,\"bar\":\"baz\"}" "{\"active\":false,\"balance\":7.77,\"bar\":\"baz\"}"
"{\"active\":false,\"balance\":7.77,\"bar\":\"baz\"}" "{\"active\":false,\"balance\":7.77,\"bar\":\"baz\"}"