com.baomidou.mybatisplus.generator.config.querys.MySqlQuery Maven / Gradle / Ivy

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/*
 * Copyright (c) 2011-2023, baomidou ([email protected]).
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.baomidou.mybatisplus.generator.config.querys;

import java.sql.ResultSet;
import java.sql.SQLException;

/**
 * MySql 表数据查询
 *
 * @author hubin
 * @since 2018-01-16
 */
public class MySqlQuery extends AbstractDbQuery {

    @Override
    public String tablesSql() {
        return "show table status WHERE 1=1 ";
    }


    @Override
    public String tableFieldsSql() {
        return "show full columns from `%s`";
    }


    @Override
    public String tableName() {
        return "NAME";
    }


    @Override
    public String tableComment() {
        return "COMMENT";
    }


    @Override
    public String fieldName() {
        return "FIELD";
    }


    @Override
    public String fieldType() {
        return "TYPE";
    }


    @Override
    public String fieldComment() {
        return "COMMENT";
    }


    @Override
    public String fieldKey() {
        return "KEY";
    }


    @Override
    public boolean isKeyIdentity(ResultSet results) throws SQLException {
        return "auto_increment".equals(results.getString("Extra"));
    }
}