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使用ColumnType注解解决/过滤/转义tk mybatis插入insertSelective、insert语句中遇到sql关键字

无愠色 2022-08-18 阅读 71

笔者的使用mysql数据库,实体如下

import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.apache.ibatis.type.JdbcType;import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;

@Data
@NoArgsConstructor
@AllArgsConstructor
@Builder
@Table(name = "api_ocr_document")
public class ApiOCRDocument{

@Id
@GeneratedValue(generator = "JDBC")
private Long id;

private String mimeType;

private String hash;

private byte[] binary;

private String text;

private String createTime;
}

插入语句生成的sql如下

INSERT INTO api_ocr_document  ( id,mime_type,hash,binary,text,create_time ) VALUES( ?,?,?,?,?,? )

放到navicat一看,两个关键字(hash,binary)

使用ColumnType注解解决/过滤/转义tk mybatis插入insertSelective、insert语句中遇到sql关键字_java

 

 

·转义一下

正确代码如下:

package com.netmarch.web.open.bean;

import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.apache.ibatis.type.JdbcType;
import tk.mybatis.mapper.annotation.ColumnType;

import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;

@Data
@NoArgsConstructor
@AllArgsConstructor
@Builder
@Table(name = "api_ocr_document")
public class ApiOCRDocument{

@Id
@GeneratedValue(generator = "JDBC")
private Long id;

private String mimeType;

@ColumnType(column = "`hash`",jdbcType = JdbcType.VARCHAR)
private String hash;

@ColumnType(column = "`binary`",jdbcType = JdbcType.BLOB)
private byte[] binary;

private String text;

private String createTime;
}

再次生成的sql如下

使用ColumnType注解解决/过滤/转义tk mybatis插入insertSelective、insert语句中遇到sql关键字_tkmybatis_02

 

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