50 lines
2.3 KiB
SQL
50 lines
2.3 KiB
SQL
-- 为学生扩展表补充监护人手机号集合，并兼容已经存在学生、用户关系的历史环境。
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-- guardian_phones 保存当前未逻辑删除的 GUARDIAN_WARD 关系中全部监护人手机号，按关系创建顺序去重并使用英文逗号分隔。
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SET @guardian_phones_column_exists = (
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SELECT COUNT(*)
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FROM information_schema.columns
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WHERE table_schema = DATABASE()
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AND table_name = 'sys_user_student'
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AND column_name = 'guardian_phones'
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);
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SET @guardian_phones_ddl = IF(
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@guardian_phones_column_exists = 0,
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'ALTER TABLE `sys_user_student` ADD COLUMN `guardian_phones` text DEFAULT NULL COMMENT ''监护人手机号集合，按监护关系创建顺序去重并使用英文逗号分隔'' AFTER `class_name`',
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'SELECT ''sys_user_student.guardian_phones already exists'''
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);
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PREPARE guardian_phones_statement FROM @guardian_phones_ddl;
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EXECUTE guardian_phones_statement;
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DEALLOCATE PREPARE guardian_phones_statement;
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SET @previous_group_concat_max_len = @@SESSION.group_concat_max_len;
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SET SESSION group_concat_max_len = 65535;
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UPDATE `sys_user_student` AS student
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LEFT JOIN (
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SELECT relation.tenant_id,
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relation.object_user_id AS student_user_id,
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GROUP_CONCAT(DISTINCT TRIM(guardian.phone) ORDER BY relation.relation_id SEPARATOR ',') AS guardian_phones
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FROM `sys_user_relation` AS relation
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INNER JOIN `sys_user_relation_type` AS relation_type
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ON relation_type.relation_type_id = relation.relation_type_id
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AND relation_type.tenant_id = relation.tenant_id
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AND COALESCE(relation_type.del_flag, '0') = '0'
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AND relation_type.relation_code = 'GUARDIAN_WARD'
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INNER JOIN `sys_user` AS guardian
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ON guardian.user_id = relation.subject_user_id
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AND guardian.tenant_id = relation.tenant_id
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AND COALESCE(guardian.del_flag, '0') = '0'
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AND guardian.phone IS NOT NULL
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AND TRIM(guardian.phone) <> ''
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WHERE COALESCE(relation.del_flag, '0') = '0'
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GROUP BY relation.tenant_id, relation.object_user_id
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) AS guardian_relation
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ON guardian_relation.student_user_id = student.user_id
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AND guardian_relation.tenant_id = student.tenant_id
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SET student.guardian_phones = guardian_relation.guardian_phones;
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SET SESSION group_concat_max_len = @previous_group_concat_max_len;
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