java.lang.RuntimeException: java.sql.SQLException: Too many parameters: expected 0, was given 1 Quer

若是出现相似这样的错误,检查一下是否sql语句和参数的位置对调了java

java.lang.RuntimeException: java.sql.SQLException: Too many parameters: expected 0, was given 1 Query: 1 Parameters: [SELECT COUNT(*) FROM book WHERE category_id=?] 
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