Incorrect result size exception
WebNov 23, 2024 · 之前遇到一个问题,用JDBCTemplate写的东西总会提示Incorrect result size: expected 1, actual 0这个错误。怎么说呢,template.queryForObject()这个方法是返回的必须是一个仅限一个结果!但是你用实体类去接收的时候,对于刚注册的用户用户名肯定是不重复的,希望返回一个null,再继续进行下面的操作,但是这个 ... WebOct 14, 2014 · Request processing failed; nested exception is org.springframework.dao.IncorrectResultSizeDataAccessException: Incorrect result size: expected 1, actual 2] with root ...
Incorrect result size exception
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WebApr 16, 2024 · [Solved] org.springframework.dao.EmptyResultDataAccessException: Incorrect result size: expected 1, actual 0 Webpublic Optional getSingleResult() { try { return fetchSpec.one(); } catch (NoSuchRecordException e) { // This exception is thrown by the driver in both cases when …
Webposted 8 years ago. Jayesh A Lalwani wrote: As per Spring's javadocs the exception is thrown when it expects the SQL to return 1 row but it got 0 rows. It says so in the stack … WebFeb 22, 2024 · In this brief tutorial, we are going to shed light on the Spring JDBC EmptyResultDataAccessException: Incorrect result size: expected 1, actual 0 exception.. First, we’ll explain what causes the JdbcTemplate class to throw the exception.. Then, we’ll showcase how to avoid and fix EmptyResultDataAccessException in practice.. …
If you get 0 rows or more than 1 row that will result in IncorrectResultSizeDataAccessException. I guess in your case, queryForObject is returning o rows or more than 1 row, So if you don't want to catch this IncorrectResultSizeDataAccessException, go for query method instead. WebOct 19, 2024 · org.springframework.dao.EmptyResultDataAccessException: Incorrect result size: expected 1, actual 0. at org.springframework.dao.support.DataAccessUtils.requiredSingleResult (DataAccessUtils.java:69) and process gets stuck at that point, does not proceed further …
WebData access exception thrown when a result was not of the expected size, for example when expecting a single row but getting 0 or more than 1 rows. Since: 1.0.2 Author: ... actualSize - the actual result size (or -1 if unknown) ex - the wrapped exception; Method Details. getExpectedSize. public int getExpectedSize
WebData access exception thrown when a result was expected to have at least one row (or element) but zero rows (or elements) were actually returned. org.springframework.dao.support ... Return a unique result object from the given Collection. software engineer getting hired on contractWebData access exception thrown when a result was not of the expected size, for example when expecting a single row but getting 0 or more than 1 rows. Since: 1.0.2 Author: ... slowed break my heartWebFrom the source code, find the requiredSingleResult method: When the result of the query is empty, size is assigned to 0 and throws a EmptyResultDataAccessException exception, this is the reason. My guess is that this design of Spring may be in order to prevent the user does not judge the null value. At the same time, when the the size of ... software engineer hack indigo websitesoftware engineer growthWebSep 15, 2024 · Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. ... Incorrect result size: expected 1, actual 0 ... - The exception shows that no result was returned for a search for [email protected] in the dc=vsp,dc=sas,dc=com subtree software engineer halo investingWebAug 29, 2014 · HTTP Status 500 - Request processing failed; nested exception is org.springframework.dao.IncorrectResultSizeDataAccessException: Incorrect result size: expected 1 ... slowed breathing rateWebNov 11, 2024 · Jdbctemplate query for string: EmptyResultDataAccessException: Incorrect result size: expected 1, actual 0. java spring jdbctemplate. 272,911 ... Now the correct way is not to catch this exception or EmptyResultDataAccessException, but make sure the query you are using should return only one row. slowed california gurls