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From Michael He <hyxw5...@yahoo.com.cn>
Subject Re: Trying to use HashMap as a param object for an UPDATE - getting an exception
Date Wed, 10 Dec 2008 14:54:20 GMT

When using parameter maps, you must specify question marks(?) in the SQL
instead of property names. 
Recommand to pass in a map and use  inline syntax instead


Alex Savitsky-2 wrote:
> 
> Hi,
>  
> I'm trying to execute an update, with a HashMap for parameter (there's no
> business object to pass). The mapping file is as follows (iBATIS
> v.2.3.0.677)
>  
> <?xml version="1.0" encoding="UTF-8" ?>
> <!DOCTYPE sqlMap PUBLIC "-//ibatis.apache.org//DTD SQL Map 2.0//EN"
> "http://ibatis.apache.org/dtd/sql-map-2.dtd">
> <sqlMap namespace="Sector">
> <resultMap class="java.util.HashMap" id="sector">
> 	<result property="id" column="SECTOR_ID" javaType="java.lang.Integer" />
> 	<result property="code" column="SECTOR_CD" />
> 	<result property="description" column="SECTOR_DESC" />
> 	<result property="fiscalYear" column="FISCAL_YR"
> javaType="java.lang.Integer" />
> </resultMap>
> <parameterMap class="java.util.HashMap" id="sector">
> 	<parameter property="id" jdbcType="NUMERIC" />
> 	<parameter property="code" jdbcType="VARCHAR" />
> 	<parameter property="description" jdbcType="VARCHAR" />
> 	<parameter property="fiscalYear" jdbcType="NUMERIC" />
> </parameterMap>
> <select id="getSectorList" resultMap="sector" parameterMap="sector">
> 	SELECT * FROM SECTOR WHERE FISCAL_YR = #fiscalYear#
> 	<isNotEmpty property="code">AND SECTOR_CD LIKE #code#||'%'</isNotEmpty>
> 	<isNotEmpty property="description">AND SECTOR_DESC LIKE
> #description#||'%'</isNotEmpty>
> </select>
> <update id="updateSector" parameterMap="sector">
> 	UPDATE SECTOR SET SECTOR_DESC = #description# WHERE SECTOR_ID = #id#
> </update>
> </sqlMap>
> 
> Both parameters and results are Maps, and the select works when I pass it
> a parameter map, whether it has all the properties, or not. Update,
> however, fails:
> 
> Map s1 = new HashMap();
> s1.put("code", "001");
> s1.put("description", "Region Transaction upd");
> s1.put("fiscalYear", "2005");
> s1.put("id", "1501");
> client.update("updateSector", s1);
> 
> com.ibatis.common.jdbc.exception.NestedSQLException:   
> --- The error occurred in ca/cihi/cmdb/model/Sector.xml.  
> --- The error occurred while applying a parameter map.  
> --- Check the Sector.sector.  
> --- Check the parameter mapping for the 'id' property.  
> --- Cause: java.sql.SQLException: Invalid column index
> 	at
> com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeUpdate(GeneralStatement.java:91)
> 	at
> com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.update(SqlMapExecutorDelegate.java:505)
> 	at
> com.ibatis.sqlmap.engine.impl.SqlMapSessionImpl.update(SqlMapSessionImpl.java:90)
> 	at
> com.ibatis.sqlmap.engine.impl.SqlMapClientImpl.update(SqlMapClientImpl.java:67)
> 	at
> ca.cihi.cmdb.service.MaintenanceService.update(MaintenanceService.java:52)
> 	... 29 more
> Caused by: java.sql.SQLException: Invalid column index
> 	at
> oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:125)
> 	at
> oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:162)
> 	at
> oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:227)
> 	at
> oracle.jdbc.driver.OraclePreparedStatement.setStringInternal(OraclePreparedStatement.java:4754)
> 	at
> oracle.jdbc.driver.OraclePreparedStatement.setString(OraclePreparedStatement.java:4717)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> 	at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> 	at java.lang.reflect.Method.invoke(Method.java:585)
> 	at
> com.ibatis.common.jdbc.logging.PreparedStatementLogProxy.invoke(PreparedStatementLogProxy.java:70)
> 	at $Proxy2.setString(Unknown Source)
> 	at
> com.ibatis.sqlmap.engine.type.StringTypeHandler.setParameter(StringTypeHandler.java:30)
> 	at
> com.ibatis.sqlmap.engine.type.UnknownTypeHandler.setParameter(UnknownTypeHandler.java:69)
> 	at
> com.ibatis.sqlmap.engine.mapping.parameter.BasicParameterMap.setParameter(BasicParameterMap.java:165)
> 	at
> com.ibatis.sqlmap.engine.mapping.parameter.BasicParameterMap.setParameters(BasicParameterMap.java:125)
> 	at
> com.ibatis.sqlmap.engine.execution.SqlExecutor.executeUpdate(SqlExecutor.java:79)
> 	at
> com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.sqlExecuteUpdate(GeneralStatement.java:200)
> 	at
> com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeUpdate(GeneralStatement.java:78)
> 	... 33 more
> 
> Am I doing something wrong?
> 
> Thanks,
> 
> Alex
> 

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