<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.xcong.excoin.generator.mapper.GeneratorMapper">
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<!--查询可用数据库-->
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<select id="getDatabases" resultType="java.lang.String">
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SELECT DISTINCT TABLE_SCHEMA FROM information_schema.TABLES
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</select>
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<!--查询数据库下面的表-->
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<select id="getTables" resultType="table" parameterType="string">
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SELECT
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CREATE_TIME createTime,
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UPDATE_TIME updateTime,
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TABLE_ROWS dataRows,
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TABLE_NAME name,
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TABLE_COMMENT remark
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FROM
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information_schema.TABLES
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WHERE
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TABLE_SCHEMA = #{schemaName}
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<if test="tableName != null and tableName != ''">
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AND TABLE_NAME = #{tableName}
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</if>
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</select>
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<!--查询数据库表下面的列属性-->
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<select id="getColumns" resultType="column">
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SELECT
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COLUMN_NAME name,
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CASE
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COLUMN_key
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WHEN 'PRI' THEN
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1 ELSE 0
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END isKey,
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DATA_TYPE type,
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COLUMN_COMMENT remark
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FROM information_schema.COLUMNS
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WHERE TABLE_SCHEMA = #{schemaName} AND TABLE_NAME = #{tableName}
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</select>
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</mapper>
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