[英]How to insert unicode to Oracle NVARCHAR using MyBatis with Spring integration
INSERT INTO rbp_users
(user_id, user_name, passwd, bank_id, descr, stat, p_exp, user_type_id, email_address)
VALUES
(rbp_userid_seq.NEXTVAL ,
'any_user_name',
'some_encrypted_password',
1,
N'əəııööğğşşççüü', --unicode string
'E',
SYSDATE,
2,
NULL);
上面插入带有NVARCHAR字段“ descr”的Oracle表时,可以通过PL / SQL Developer正常工作。 但是我无法在MyBatis DAO Mapper XML的unicode字段之前写“ N”:
<insert id="addUser" parameterType="User" flushCache="true">
INSERT INTO rbp_users
(user_id, user_name, passwd, bank_id, descr, stat, p_exp, user_type_id, email_address)
VALUES
(rbp_userid_seq.NEXTVAL ,
#{userName, javaType=String, jdbcType=VARCHAR},
pswcode(#{password, javaType=String, jdbcType=VARCHAR}),
#{bankId, javaType=Integer, jdbcType=NUMERIC},
N#{description, javaType=String, jdbcType=NVARCHAR},
#{userStatus, javaType=String, jdbcType=VARCHAR},
#{passwordExpireDate, javaType=Date, jdbcType=DATE},
#{userTypeId, javaType=Integer, jdbcType=NUMERIC},
#{emailAddress, javaType=String, jdbcType=VARCHAR})
<selectKey resultType="java.lang.Integer" keyProperty="userId">
SELECT rbp_userid_seq.currval from dual
</selectKey>
</insert>
这引发和错误:
org.springframework.jdbc.InvalidResultSetAccessException: Error setting null for parameter #8 with JdbcType VARCHAR . Try setting a different JdbcType for this parameter or a different jdbcTypeForNull configuration property. Cause: java.sql.SQLException: Invalid column index ; invalid ResultSet access for SQL []; nested exception is java.sql.SQLException: Invalid column index at org.springframework.jdbc.support.SQLErrorCodeSQLExceptionTranslator.doTranslate(SQLErrorCodeSQLExceptionTranslator.java:237) at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:72) at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:71) at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:365) at $Proxy20.insert(Unknown Source) at org.mybatis.spring.SqlSessionTemplate.insert(SqlSessionTemplate.java:237) at org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:79) at org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:40) at $Proxy37.addUser(Unknown Source) at com.azercell.paymentgateway.service.UserServiceImpl.addUser(UserServiceImpl.java:156) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:319) at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) at org.springframework.aop.aspectj.AspectJAfterAdvice.invoke(AspectJAfterAdvice.java:42) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:90) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) at $Proxy38.addUser(Unknown Source) at com.azercell.paymentgateway.service.UserServiceImplTest.testAddUser(UserServiceImplTest.java:101) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) at org.springframework.test.context.junit4.statements.RunBeforeTestMethodCallbacks.evaluate(RunBeforeTestMethodCallbacks.java:74) at org.springframework.test.context.junit4.statements.RunAfterTestMethodCallbacks.evaluate(RunAfterTestMethodCallbacks.java:83) at org.springframework.test.context.junit4.statements.SpringRepeat.evaluate(SpringRepeat.java:72) at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:231) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:48) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:242) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:58) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:240) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:48) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:233) at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61) at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:71) at org.junit.runners.ParentRunner.run(ParentRunner.java:303) at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:174) at org.junit.runner.JUnitCore.run(JUnitCore.java:157) at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:76) at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:195) at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:63) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at com.intellij.rt.execution.application.AppMain.main(AppMain.java:120) Caused by: java.sql.SQLException: Invalid column index at oracle.jdbc.driver.OraclePreparedStatement.setNullCritical(OraclePreparedStatement.java:4554) at oracle.jdbc.driver.OraclePreparedStatement.setNull(OraclePreparedStatement.java:4541) at oracle.jdbc.driver.OraclePreparedStatementWrapper.setNull(OraclePreparedStatementWrapper.java:1283) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at org.apache.tomcat.jdbc.pool.interceptor.AbstractQueryReport$StatementProxy.invoke(AbstractQueryReport.java:235) at $Proxy83.setNull(Unknown Source) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at org.apache.ibatis.logging.jdbc.PreparedStatementLogger.invoke(PreparedStatementLogger.java:66) at $Proxy84.setNull(Unknown Source) at org.apache.ibatis.type.BaseTypeHandler.setParameter(BaseTypeHandler.java:39) at org.apache.ibatis.executor.parameter.DefaultParameterHandler.setParameters(DefaultParameterHandler.java:91) at org.apache.ibatis.executor.statement.PreparedStatementHandler.parameterize(PreparedStatementHandler.java:77) at org.apache.ibatis.executor.statement.RoutingStatementHandler.parameterize(RoutingStatementHandler.java:58) at org.apache.ibatis.executor.SimpleExecutor.prepareStatement(SimpleExecutor.java:71) at org.apache.ibatis.executor.SimpleExecutor.doUpdate(SimpleExecutor.java:44) at org.apache.ibatis.executor.BaseExecutor.update(BaseExecutor.java:108) at org.apache.ibatis.executor.CachingExecutor.update(CachingExecutor.java:75) at org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:145) at org.apache.ibatis.session.defaults.DefaultSqlSession.insert(DefaultSqlSession.java:134) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:355) ... 51 more
如果从“ N#{description,javaType = String,jdbcType = NVARCHAR}”中删除“ N”,则不会引发异常,但是插入的字符串会损坏。
使用以下参数执行Tomcat后,我可以解决问题:
-Doracle.jdbc.defaultNChar=true
-Doracle.jdbc.defaultNChar=true
我认为您根本不需要在XML中的unicode字段之前提到“ N”,因为您在其中引用了jdbcType。
在某些环境中,系统的默认编码与XML文件所偏爱的unicode编码不能很好地配合使用。 如果使用Reader作为输入来解析iBATIS XML文件时遇到编码问题,则可以更改默认编码以匹配XML文件的编码。 例如:
String resource = “properties/sqlMap-config.xml”;
Resources.setCharset(Charset.forName('UTF-8”)); // change the default encoding
Reader reader = Resources.getResourceAsReader(resource);
SqlMapClient sqlMap = SqlMapClientBuilder.buildSqlMap(reader);
“ setCharset ”方法会将用于将来所有调用的编码更改为“ getResourceAsReader ”。
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.