首先这个问题与主键生成方式没有关系，况且楼主可能使用的是Mysql数据库，因此采用identity生成方式完全正确。其次关于load取数据出现问题是因为取数据的表有级联关系，在我们分析此问题之前，我们先要明白hibernate中什么是load,什么是get，它们两者之间有什么区别呢？？只要你在以往的开发过程中稍加注意，不难...
at com.mchange.v2.c3p0.impl.NewProxyResultSet.getBigDecimal(NewProxyResultSet.java:3602) at org.hibernate.type.BigIntegerType.get(BigIntegerType.java:57) at org.hibernate.type.NullableType.nullSafeGet(NullableType.java:184) at org.hibernate.type.NullableType.nullSafeGet(NullableType.java:210) at ...
DTS_E_EXEC2000PKGTASK_NOT_PRIMITIVE_TYPE Field DTS_E_EXEC2000PKGTASK_NULL_VALUE Field DTS_E_EXEC2000PKGTASK_NULL_VALUE_ARGUMENT Field DTS_E_EXEC2000PKGTASK_PACKAGE_ID_NOT_SPECIFIED Field DTS_E_EXEC2000PKGTASK_PACKAGE_NAME_NOT_SPECIFIED Field DTS_E_EXEC2000PKGTASK_PACKAGE_VERSIONGUID_NOT_SPEC...
MessageId: DTS_E_COULDNOTRESOLVEPACKAGEPATH MessageText: Cannot resolve a package path to an object in the package "%1!s!". Verify that the package path is valid.
DTS_E_BITASK_DATA_FILE_NOT_SPECIFIED 字段 DTS_E_BITASK_DESTINATION_TABLE_NOT_SPECIFIED 字段 DTS_E_BITASK_ERROR_IN_DB_OPERATION 字段 DTS_E_BITASK_ERROR_IN_LOAD_FROM_XML 字段 DTS_E_BITASK_ERROR_IN_SAVE_TO_XML 字段 DTS_E_BITASK_EXECUTE_FAILED 字段 DTS_E_BITASK_EXECUTION_FAILED 字段 ...
DTS_E_BITASK_DATA_FILE_NOT_SPECIFIED 欄位 DTS_E_BITASK_DESTINATION_TABLE_NOT_SPECIFIED 欄位 DTS_E_BITASK_ERROR_IN_DB_OPERATION 欄位 DTS_E_BITASK_ERROR_IN_LOAD_FROM_XML 欄位 DTS_E_BITASK_ERROR_IN_SAVE_TO_XML 欄位 DTS_E_BITASK_EXECUTE_FAILED 欄位 DTS_E_BITASK_EXECUTION_FAILED ...
{"__typename":"ForumTopicMessage","uid":1200145,"subject":"Error code 19928 Could not synchronise record","id":"message:1200145","revisionNum":1,"repliesCount":6,"author":{"__ref":"User:user:239321"},"depth":0,"hasGivenKudo":false,"board":{"__ref":"Forum:board:OutlookGeneral"}...
Why does the Trust Center settings (i.e., trusted locations) not prevent this security warning from appearing?","kudosSumWeight":0,"repliesCount":0,"postTime":"2023-09-08T01:05:37.361-07:00","images":{"__typename":"AssociatedImageConnection","edges":[],"totalCount":0,"p...
关于jpa报错 could not extract ResultSet; SQL [n/a]; nested exception is org.hibernate.exception.SQLGramm 原因: 实体类的属性中存在驼峰变量名(存在大写字母):previousHash 解决: 1.将驼峰命名的大写字母改成小写。 2.添加@Column注解 个人理解:通过jpa连接操作数据库时,实体类传入jpa时,变量名不能存在大写...
异常原因:Excel数据Cell有不同的类型,当我们试图从一个数字类型的Cell读取出一个字符串并写入数据库时,就会出现Cannot get a text value from a numeric cell的异常错误。 解决方法:先设置cell类型,再读取 1 设置类型 : cell0.setCellType(Cell.CELL_TYPE_STRING); ...