Add Golang Learning QQ Group to Learn Progress, Start a Family and Start a Business Job ^-^ Group Number: 96933959
go get github.com/garyburd/redigo/redis
Redis comp ...
Posted on Sun, 16 Dec 2018 19:15:04 -0800 by jgmiddel
1. Auto-encapsulation of 32-bit uuid for insertion data by annotations
2. Automatically encapsulating insertion date by annotation
3. Annotation realizes automatic update date of update data
4. Paging query auto-encapsulation returns the total number of qualified queries
5. Encapsulating data validation for arbitrary requests
6. Encapsulating ...
Posted on Sun, 16 Dec 2018 06:12:04 -0800 by smiley_kool
1.rownum and rowid are pseudo columns, but they are fundamentally different. rownum assigns one to each row based on the results of sql queries
Logical number, different sql will lead to different rownum, but rowid is physical structure, when every record Insert to the database,
There will be a unique physical record. rowid can be said to ex ...
Posted on Sat, 15 Dec 2018 22:33:04 -0800 by cap2cap10
Original text: When will my rebalance complete Author: Bane Radulovic Translator: Wei Xinghua is a senior technical expert of Waterloo Science and Technology. He mainly participates in the R&D and design of the company's integrated machine products, monitoring products, disaster tolerance products and DBaaS platform. He has worked for E ...
Posted on Sat, 15 Dec 2018 01:15:04 -0800 by UnsuitableBadger
Analysis of lock tables and unlock tables in MySQL The grammar functions of lock tables and unlock tables are provided in MySQL, which are not available in ORACLE and SQL Server databases. Believe that people who have just come into contact with MySQL want to have a detailed and in-depth understanding of this function. Next, try to fully anal ...
Posted on Fri, 14 Dec 2018 22:39:05 -0800 by mistcat
Note: This article refers to openstack official document deployment, address https://docs.openstack.org/ . Mingming is only 100,000 characters, insisting that more than 200,000, no way, sub-chapter.Suggestion: Configuration is carefully checked, after many experiments, many errors are caused by configuration errors.1. Building the Foundation E ...
Posted on Fri, 14 Dec 2018 19:33:04 -0800 by alcedema
I. Case Study
We have a colleague who executed DBMS_LOGMNR_D.SET_TABLESPACE ('TBS1') in the test environment and then dropped tablespace TBS1 INCLUDING CONTENTS and DATAFILES.As a result, system packages dbms_logmnr,DBMS_LOGMNR_INTERNAL,dbms_logmnr_d and so on can not be used.Unfortunately, we don't have a backup of the test en ...
Posted on Thu, 13 Dec 2018 21:18:06 -0800 by jalbey
Before reading this article, you can a ...
Posted on Thu, 13 Dec 2018 03:09:07 -0800 by iijb
22.214.171.124.0 dozen PSU patches (p14727347_112030_AIX64-5L.zip)
Operating System Platform
grid and oracle versions
Preparations before patching
1. Backup the spfile file of ASM/RDBMS
$sqlplus '/as sysasm'
SQL>create pfile='/apps/*****/backup/pfile_grid_201410.ora' from spfile;
Posted on Wed, 12 Dec 2018 04:48:06 -0800 by stridox
PostgreSQL, HTAP, OLTP, OLAP, Scenario and Performance Testing
PostgreSQL is a database with a long history, which can be traced back to 1973. It was first awarded by the 2014 Computer Turing Prize winner and the originator of relational database. Michael_Stonebraker PostgreSQL has similar functions, performance, architectur ...
Posted on Wed, 12 Dec 2018 04:24:06 -0800 by altaergo