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[SOLVED] org.springframework.jdbc.IncorrectResultSetColumnCountException: Incorrect column count: expected 1, actual 8

Error added: 2020-12-21T19:07:43Z

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Answer 2631 (100.0% helpful)

RowMapper<Thing> rowMapper = new RowMapper....

List<Thing> things = jdbcTemplate.query("SELECT * FROM things", rowMapper);
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