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update 重构代码生成 多数据库sql加载 使用xml特性动态切换sql

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疯狂的狮子li
2022-03-14 14:05:37 +08:00
parent 1aab88859d
commit 7f1356a447
11 changed files with 288 additions and 1016 deletions
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38
ruoyi-generator/src/main/resources/mapper/generator/GenTableColumnMapper.xml
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@@ -30,9 +30,41 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
</resultMap>
<select id="selectDbTableColumnsByName" parameterType="String" resultMap="GenTableColumnResult">
select column_name, (case when (is_nullable = 'no' <![CDATA[ && ]]> column_key != 'PRI') then '1' else null end) as is_required, (case when column_key = 'PRI' then '1' else '0' end) as is_pk, ordinal_position as sort, column_comment, (case when extra = 'auto_increment' then '1' else '0' end) as is_increment, column_type
from information_schema.columns where table_schema = (select database()) and table_name = (#{tableName})
order by ordinal_position
<if test="@com.ruoyi.common.helper.DataBaseHelper@isMySql()">
select column_name,
(case when (is_nullable = 'no' <![CDATA[ && ]]> column_key != 'PRI') then '1' else null end) as is_required,
(case when column_key = 'PRI' then '1' else '0' end) as is_pk,
ordinal_position as sort,
column_comment,
(case when extra = 'auto_increment' then '1' else '0' end) as is_increment,
column_type
from information_schema.columns where table_schema = (select database()) and table_name = (#{tableName})
order by ordinal_position
</if>
<if test="@com.ruoyi.common.helper.DataBaseHelper@isOracle()">
select lower(temp.column_name) as column_name,
(case when (temp.nullable = 'N' and temp.constraint_type != 'P') then '1' else null end) as is_required,
(case when temp.constraint_type = 'P' then '1' else '0' end) as is_pk,
temp.column_id as sort,
temp.comments as column_comment,
(case when temp.constraint_type = 'P' then '1' else '0' end) as is_increment,
lower(temp.data_type) as column_type
from (
select col.column_id, col.column_name,col.nullable, col.data_type, colc.comments, uc.constraint_type, row_number()
over (partition by col.column_name order by uc.constraint_type desc) as row_flg
from user_tab_columns col
left join user_col_comments colc on colc.table_name = col.table_name and colc.column_name = col.column_name
left join user_cons_columns ucc on ucc.table_name = col.table_name and ucc.column_name = col.column_name
left join user_constraints uc on uc.constraint_name = ucc.constraint_name
where col.table_name = upper(#{tableName})
) temp
WHERE temp.row_flg = 1
ORDER BY temp.column_id
</if>
<if test="@com.ruoyi.common.helper.DataBaseHelper@isPostgerSql()">
</if>
<if test="@com.ruoyi.common.helper.DataBaseHelper@isSqlServer()">
</if>
</select>
</mapper>