Oracel Clob type field value returns front-end error

import java.sql.Clob;
/***
clob转字符串
*/
public static String oracleClob2str(Clob clob) throws Exception {
    
    
    return (clob != null ? clob.getSubString(1, (int) clob.length()) : null);
}

// 调用
for(Map map:data) {
    
    
	map.put("clobkey",oracleClob2str((Clob)map.get("clobkey")));
}

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Origin blog.csdn.net/weixin_43865196/article/details/129293702