select SUM(ZB_VALUE) ZB_VALUE,ZB_NAME FROM T_CHANNEL_BUSI_RANK WHERE OPERATOR_ID = #{opId} AND KPI_DATE = ( select max(KPI_DATE) from T_CHANNEL_BUSI_RANK where OPERATOR_ID = #{opId} <if test="date != '' and date != null"> AND TO_CHAR(to_date(KPI_DATE,'yyyy-MM-dd hh24:mi:ss'),'YYYYMM')=#{date} </if> <if test="date == null"> AND TO_CHAR(to_date(KPI_DATE,'yyyy-MM-dd hh24:mi:ss'),'YYYYMM')= TO_CHAR(sysdate,'YYYYMM') </if> ) GROUP BY ZB_NAME

这是一段SQL语句，用于查询T_CHANNEL_BUSI_RANK表中某个运营商的KPI指标的累计值（ZB_VALUE）以及KPI指标名称（ZB_NAME），并按照KPI指标名称进行分组。其中#{opId}是一个参数，代表运营商的ID，<if>标签中的代码是用于判断是否需要按照传入的日期进行查询，如果需要就按照日期进行查询，否则就默认查询当月的数据。

相关问题

UPDATE TB_TRANS_INFO SET STATUS_CODE = ?, TRANS_END_DT = ?, TRANS_SIGN_DT = ?, TRANS_TYPE = ?, SIGN_FLAG = ?, IS_LOCK = ?, CIR_STATUS = ?, BILL_STATUS = ?, RISK_STATUS = ?, ORDER_NO = ?, TRANS_BUSI_STATUS = ?, PLATFORM_FLAG = ?, UPDATE_TIME = ?, ORIGIN_CIR_STATUS = ?, ORIGIN_BILL_STATUS = ?, TRANS_DT = ? WHERE ((ID = ? AND BILL_ID = ?) OR (ID = ? AND BILL_ID = ?) OR (ID = ? AND BILL_ID = ?) OR (ID = ? AND BILL_ID = ?) OR (ID = ? AND BILL_ID = ?)) AND STATUS_CODE = ? AND TRANS_FROM_ACCT_NO = ? AND TRANS_FROM_BRCH_NO = ? AND IS_LOCK = ? AND TRANS_FROM_BRCH_NO = ?如何优化

这是一条 SQL 更新语句，其中包含多个条件和限制，需要根据具体情况进行优化。以下是一些可能的优化建议：

1. 使用索引：在 WHERE 子句中使用索引可以加快查询速度。可以考虑为 ID、BILL_ID、STATUS_CODE、TRANS_FROM_ACCT_NO 和 TRANS_FROM_BRCH_NO 列创建索引。注意，索引会占用存储空间，因此应根据实际情况选择合适的索引。

2. 减少 OR 条件：OR 条件会使查询变慢，尽量避免使用。可以将多个 OR 条件合并为一个 IN 条件。

3. 批量更新：如果需要更新多行数据，可以考虑使用批量更新语句，例如 INSERT INTO ... VALUES (1,2,3), (4,5,6), ...。这样可以减少与数据库的交互次数，提高效率。

4. 优化数据类型：如果可能的话，可以将数据类型更改为更小的类型，例如将 INT 更改为 SMALLINT，可以减少存储空间和查询时间。

5. 优化查询计划：可以使用 EXPLAIN 或其他查询计划工具来分析查询计划，找出可能的瓶颈并进行优化。例如，可以使用 JOIN 来替换多个 OR 条件，或者使用子查询来优化查询逻辑。

SQL优化以下语句（select f.file_name,a.content_id,c.fd_objectid level_id,c.level level_val,e.fd_objectid manage_id, ifnull((select count(fd_objectid) from message_receiver where MESSAGE_ID = e.fd_objectid), 0) SEND_PEOPLE_NUM, ifnull((select sum(case when reply_content is not null and reply_content != '' then 1 else 0 end) from message_receiver where MESSAGE_ID = e.fd_objectid), 0) reply_num, ifnull((select count(fd_objectid) from (select * from (select *,row_number() over(partition by seq,sendee_tel order by call_stat desc) flag from GROUPCALL_DETAILS) where flag = '1') where busi_id like concat('%', a.content_id) and busi_id like concat(a.event_id, '%')), 0) call_all, ifnull((select sum(case when call_stat like '%0%' then 1 else 0 end) from (select * from (select *,row_number() over(partition by seq,sendee_tel order by call_stat desc) flag from GROUPCALL_DETAILS) where flag = '1') where busi_id like concat('%', a.content_id) and busi_id like concat(a.event_id, '%')), 0) call_jt from NWYJ_SERVICE.ECM_EMYA_ORDER a left join MAP_EMEC_PLAN_CONTENT b on b.FD_OBJECTID = a.CONTENT_ID left join MAP_EMEC_PLAN c on c.FD_OBJECTID = b.RELATION_ID left join MAP_EMEC_ORG_RELATION d on d.FD_OBJECTID = b.ORG_RELATION_ID left join MESSAGE_MANAGE e on e.BUSI_ID = a.FD_OBJECTID left join MAP_EMEC_PLAN_ORG_TREE f on f.fd_objectid = d.org_id where a.event_id = #{eventId} and a.is_del = '0' and b.is_del = '0' and c.is_del = '0' and d.is_del = '0' and f.is_del = '0' and c.fd_objectid = #{levelId} and e.fd_objectid is not null）

以下是对给定的SQL语句进行优化的建议：

1. 使用连接查询代替子查询：将子查询转换为连接查询可以提高查询性能。可以使用LEFT JOIN来连接子查询的结果。
2. 使用COUNT()和SUM()函数的条件表达式：在使用COUNT()和SUM()函数时，可以使用条件表达式替代子查询，从而减少子查询的数量。
3. 使用预编译语句：使用预编译语句可以提高SQL的执行效率，并且可以防止SQL注入攻击。
4. 添加索引：根据查询中的条件列，可以考虑添加索引以提高查询性能。

下面是优化后的SQL语句：

SELECT 
    f.file_name, a.content_id, c.fd_objectid AS level_id, c.level AS level_val, e.fd_objectid AS manage_id,
    IFNULL((
        SELECT COUNT(fd_objectid) 
        FROM message_receiver 
        WHERE MESSAGE_ID = e.fd_objectid
    ), 0) AS SEND_PEOPLE_NUM,
    IFNULL((
        SELECT SUM(CASE WHEN reply_content IS NOT NULL AND reply_content != '' THEN 1 ELSE 0 END)
        FROM message_receiver 
        WHERE MESSAGE_ID = e.fd_objectid
    ), 0) AS reply_num,
    IFNULL((
        SELECT COUNT(fd_objectid)
        FROM (
            SELECT *, ROW_NUMBER() OVER(PARTITION BY seq, sendee_tel ORDER BY call_stat DESC) flag
            FROM GROUPCALL_DETAILS
        ) AS temp
        WHERE flag = '1' AND busi_id LIKE CONCAT('%', a.content_id) AND busi_id LIKE CONCAT(a.event_id, '%')
    ), 0) AS call_all,
    IFNULL((
        SELECT SUM(CASE WHEN call_stat LIKE '%0%' THEN 1 ELSE 0 END)
        FROM (
            SELECT *, ROW_NUMBER() OVER(PARTITION BY seq, sendee_tel ORDER BY call_stat DESC) flag
            FROM GROUPCALL_DETAILS
        ) AS temp
        WHERE flag = '1' AND busi_id LIKE CONCAT('%', a.content_id) AND busi_id LIKE CONCAT(a.event_id, '%')
    ), 0) AS call_jt
FROM NWYJ_SERVICE.ECM_EMYA_ORDER a
LEFT JOIN MAP_EMEC_PLAN_CONTENT b ON b.FD_OBJECTID = a.CONTENT_ID
LEFT JOIN MAP_EMEC_PLAN c ON c.FD_OBJECTID = b.RELATION_ID
LEFT JOIN MAP_EMEC_ORG_RELATION d ON d.FD_OBJECTID = b.ORG_RELATION_ID
LEFT JOIN MESSAGE_MANAGE e ON e.BUSI_ID = a.FD_OBJECTID
LEFT JOIN MAP_EMEC_PLAN_ORG_TREE f ON f.fd_objectid = d.org_id
WHERE a.event_id = #{eventId} 
    AND a.is_del = '0' 
    AND b.is_del = '0' 
    AND c.is_del = '0' 
    AND d.is_del = '0' 
    AND f.is_del = '0' 
    AND c.fd_objectid = #{levelId} 
    AND e.fd_objectid IS NOT NULL

请注意，这些优化建议仅供参考，实际效果可能因数据库结构和数据量而有所不同。建议在进行任何更改之前，在测试环境中进行充分的测试和评估。