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POJava Spring JDBC template problem
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copied!<pre><code>public List<Weather> getWeather(int cityId, int days) { logger.info("days: " + days); return getSimpleJdbcTemplate().query("SELECT weather.id, cities.name, weather.date, weather.degree " + "FROM weather JOIN cities ON weather.city_id = cities.id " + "WHERE weather.city_id = ? AND weather.date BETWEEN now()::date AND (now() + '? days')::date", this.w_mapper, cityId, days); } </code></pre> <p>error : </p> <pre><code>org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.dao.DataIntegrityViolationException: PreparedStatementCallback; SQL [SELECT weather.id, cities.name, weather.date, weather.degree FROM weather JOIN cities ON weather.city_id = cities.id WHERE weather.city_id = ? AND weather.date BETWEEN now()::date AND (now() + '? days')::date]; The column index is out of range: 2, number of columns: 1.; nested exception is org.postgresql.util.PSQLException: The column index is out of range: 2, number of columns: 1. </code></pre> <p>it works with :</p> <pre><code>public List<Weather> getWeather(int cityId, int days) { logger.info("days: " + days); return getSimpleJdbcTemplate().query("SELECT weather.id, cities.name, weather.date, weather.degree " + "FROM weather JOIN cities ON weather.city_id = cities.id " + "WHERE weather.city_id = ? AND weather.date = now()::date", this.w_mapper, cityId); } </code></pre> <p><strong>so the problem is when im using two ? marks in my query. how can i make it work to with 2 ? marks???</strong></p>

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