feat:代码生成脚本

script/src/main/resources/templates/code-generator/util/sql.ftl

@@ -0,0 +1,74 @@
+
+<#if classInfo.fieldList?exists && classInfo.fieldList?size gt 0>
+ #SQL横向select
+    SELECT <#list classInfo.fieldList as fieldItem >t.${fieldItem.columnName}<#if fieldItem_has_next>,</#if></#list>
+    FROM ${classInfo.tableName} t;
+
+ #CSV横向字段名
+    <#list classInfo.fieldList as fieldItem >${fieldItem.columnName}<#if fieldItem_has_next>,</#if></#list>
+</#if>
+
+<#if classInfo.fieldList?exists && classInfo.fieldList?size gt 0>
+#LEFT JOIN
+    SELECT
+        *
+    FROM
+    ${classInfo.tableName} a
+    LEFT JOIN ${classInfo.tableName} b
+    ON a.${classInfo.tableName}_id=b.${classInfo.tableName}_id
+    WHERE 1=1;
+</#if>
+
+<#if classInfo.fieldList?exists && classInfo.fieldList?size gt 0>
+#INSERT INTO
+    INSERT INTO ${classInfo.tableName} ( <#list classInfo.fieldList as fieldItem >${fieldItem.columnName}<#if fieldItem_has_next>,</#if></#list> )
+    VALUES
+    (
+    <#list classInfo.fieldList as fieldItem >''<#if fieldItem_has_next>,</#if></#list>
+    );
+</#if>
+
+
+<#if classInfo.fieldList?exists && classInfo.fieldList?size gt 0>
+#关联更新
+    UPDATE ${classInfo.tableName} a
+    JOIN ${classInfo.tableName}_join b ON a.${classInfo.tableName}_id = b.${classInfo.tableName}_id
+    SET <#list classInfo.fieldList as fieldItem > a.${fieldItem.columnName} = b.${fieldItem.columnName}<#if fieldItem_has_next>,</#if> </#list>
+    WHERE
+    b.${classInfo.tableName}_id IS NOT NULL;
+
+    UPDATE ${classInfo.tableName} a,${classInfo.tableName}_join b
+    SET <#list classInfo.fieldList as fieldItem > a.${fieldItem.columnName} = b.${fieldItem.columnName}<#if fieldItem_has_next>,</#if> </#list>
+    WHERE a.${classInfo.tableName}_id = b.${classInfo.tableName}_id;
+
+#普通update
+    UPDATE ${classInfo.tableName}
+    SET
+    <#list classInfo.fieldList as fieldItem >
+        ${fieldItem.columnName} = ''<#if fieldItem_has_next>,</#if>
+    </#list>
+    WHERE
+    <#list classInfo.fieldList as fieldItem >
+        ${fieldItem.columnName} = ''<#if fieldItem_has_next>,</#if>
+    </#list>;
+</#if>
+
+
+
+<#if classInfo.fieldList?exists && classInfo.fieldList?size gt 0>
+#关联删除
+    delete a from ${classInfo.tableName}_del as a inner join ${classInfo.tableName} as b
+    where a.${classInfo.tableName}_id=b.${classInfo.tableName}_id;
+
+#普通删除
+    DELETE
+    FROM
+    ${classInfo.tableName}
+    WHERE
+    <#list classInfo.fieldList as fieldItem >
+        ${fieldItem.columnName} = ''<#if fieldItem_has_next>,</#if>
+    </#list>;
+
+</#if>
+
+