【DB2】SQL0437W Performance for this complex query may be sub-optimal

【【DB2】SQL0437W Performance for this complex query may be sub-optimal】的更多相关文章

【DB2】SQL0437W Performance for this complex query may be sub-optimal

参考链接 Technote (troubleshooting) Problem(Abstract) Error [IBM][CLI Driver][DB2/6000] SQL0437W Performance for this complex querymay be sub-optimal.Reason Code "1". SQLSTATE=01602EXPENG-E-TYP1, The operation pack. is invalid for data type ,binary.…

【DB2】表空间相关详细说明

-.创建表空间 1.创建用户表空间声明:在指定表空间创建路径的时候,需要指定空文件夹,非空文件夹会导致创建报错!!!如果文件夹不存在,那么在创建表空间的时候会自动创建文件夹! 1.1 创建SMS表空间 CREATE TABLESPACE <NAME> MANAGED BY SYSTEM USING ('<path>') 例子:db2 "create tablespace tbs1 managed by system using ('/db2home/db2inst1/d…

【DB2】国标行业分类存储，通过SQL查询出层级关系

新建表 DROP TABLE Industry; CREATE TABLE Industry( IndustryCode VARCHAR(40),IndustryName VARCHAR(100),ParentID VARCHAR(40) ) 点击下载插入语句数据截图: 现在数据是这个样子的,我们需要找出对应的层级关系,例如: 实现SQL如下: SELECT A.IndustryCode AS CLASS01,A.INDUSTRYNAME CLASS_01NM, B.IndustryCode…

【DB2】SQL1585N 由于没有具有兼容页面大小的可用系统临时表空间，因此无法创建临时表。SQLSTATE=54048

自己写了一段SQL,SQL中包含ORDER BY 字句,但是在执行的时候报错如下: 经过查询发现是由于临时表空间的PAGESIZE不够大,可考虑建16k或者32k PAGESIZE的表空间示例如下: 1. 创建pagesize 16k的bufferpool,自己去调大小 db2 create bufferpool bp16k size 1000 pagesize 16k2. 创建temp space,automatic storagedb2 create system temporary t…

【DB2】Event monitor for locking

Customer said, they got the following Errors in applications logs Caused by: financing.tools.hub.shared.exception.R2FException: com.ibm.db2.jcc.am.SqlTransactionRollbackException: DB2 SQL Error: SQLCODE=-911, SQLSTATE=40001, SQLERRMC=68, DRIVER=4.15.…

【CV】ICCV2015_Learning Temporal Embeddings for Complex Video Analysis

Learning Temporal Embeddings for Complex Video Analysis Note here: it's a review note on novel work from Feifei-Li's group about video representations, published on ICCV2015. Link: http://www.cv-foundation.org/openaccess/content_iccv_2015/html/Ramana…