我想使用预备的语句来防止在sql sql数据库上的sql注入.但是,当查询包含like并且与Where name =?一起工作时,rawquery会崩溃?
有没有办法在AndroID sqlite数据库中使用类似和准备好的语句?
这是查询:
sqlquery = "SELECT * FROM " + table_CALLS + " where " + CALLER_name + " like ? ColLATE NOCASE or " + CALLER_NBR + " like ? or " + CALLER_EXT + " like ?" + " or " + IS_OUTGOING + " like ? ColLATE NOCASE or " + TYPE + " like ? ColLATE NOCASE";Cursor cursor = database.rawquery(sqlquery,new String[]{"%" + criterion + "%","%" + criterion + "%","%" + criterion + "%"});
它会使绑定或列索引超出范围
谢谢.
if (name.length() != 0) { name = "%" + name + "%"; } if (email.length() != 0) { email = "%" + email + "%"; } if (Phone.length() != 0) { Phone = "%" + Phone + "%"; } String selectquery = " select * from tbl_Customer where Customer_name like '" + name + "' or Customer_Email like '" + email + "' or Customer_Phone like '" + Phone + "' ORDER BY Customer_ID DESC"; Cursor cursor = mDb.rawquery(selectquery,null);`总结
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