问题可能出在字段类型上 SQL错误[13][22000]:[line:0column:0]YAS-00013value is larger thanINTEGERallowed 而在Oracle 中相同语句执行无误。为什么? 【根本原因】 这其实是字段类型默认映射差异所致。 1. INT 类型的最大值有限 YashanDB 遵循标准 SQL 类型规范: 代码语言:javascript 代码运行次数:0 运行 AI代...
E:\Program Files\PLSQL Developer\instantclient_12_1\oci.dll 6、关闭PL/SQL Developer,重起Developer. 主机名就会出现在PL/SQL Developer的列表里,输入用户名密码,就可以登录远程oracle 11g数据库了。 标签: Oracle 好文要顶 关注我 收藏该文 微信分享 SKYisLimit 粉丝- 17 关注- 8 +加关注 0 0 升级...
('ts', 'jb')) GROUP BY t.label_name, t.label_id ORDER BY requestWorkOrderNumber DESC LIMIT 10explain的结果:数据量大约400万,查询这个sql需要5s多,label_name、label_id、work_order_id都加过索引,没有效果,应该是count函数导致索引失效了。应该如何优化呢? https://segmentfault.com/q/1010000045417458...
get INS-40719 Error message regarding SCAN Name I do not have DNS server and I'm not going to try to use it on this setup I add this line to /etc/hosts 192.168.244.100 rac-cluster then used "rac-cluster" as the SCAN name and it's still not working with the same error message!
Set the Import Row Limit to 100 to be able to view 100 rows at a time. This helps while working with large files. Set a value for the Preview File Read Maximum. This ensures that the entire file is not read into the memory. 3 . Expand File Formats in the preferences n...
SET HISTORY LIMIT N allows you to change the default limit, where N is the maximum number. History is retained between SQLcl sessions. By default, the SHOW, HISTORY, CONNECT, and SET commands are not saved in history. SET HISTORY BLACKLIST allows you to set the commands that should no...
3.7 Working with the Resource Palette When designing and building applications, you may need to find and use many software assets. You may know what you want to find, but you may not certain where to find it or even what the artifact of interest is called. Even if you think you know ...
Implementing QOS for CPU using Instance caging: Instance caging can be used to limit the CPU usage in the database level. It is a good thing for building consolidation environment. It can be configured for preventing the non production residing on the same Exadata database machine to allocate ...
For byte data, there are three Oracle SQL types: RAW, LONG RAW and BLOB. RAW data is of limited length, is stored directly in a column, and is transmitted to the server in inline packets. LONG RAW data has a much larger limit (2 Gigabytes), is stored via a special mechanism alongsid...
To limit security vulnerabilities, the permissions of the RDA output directory should be set as restrictive as possible. The output directory could contain sensitive configuration information and, when no other mechanism is available, temporary data collection files. ...