Home PC Games Linux Windows Database Network Programming Server Mobile  
           
  Home \ Database \ PostgreSQL query result area is removed and precision     - Workspace Go language and environment variables GOPATH (Linux)

- Install minimize RHEL / CentOS 7 things to do (Linux)

- 8 Git tips (Linux)

- Ubuntu 15.04 installation Powercommands 2.0 (Linux)

- Notebook computer forget password solution (Linux)

- PHP call a Python program (Programming)

- Analyzing Linux server architecture is 32-bit / 64-bit (Server)

- Build a super simple "hardware" firewall router (Linux)

- On event processing browser compatibility notes (Programming)

- Let CentOS perform PPPoE dial-up, ADSL can be used in a network environment! (Linux)

- Implement binary search algorithm in C language (Programming)

- Echo Command Examples (Linux)

- Network security system (Network)

- Oracle Client Dedicated and Shared connection mode (Database)

- Unix / Linux commonly used to clean up disk space command (Linux)

- Construction CA certificate using OpenSSL command line (Server)

- CentOS7 installed VMware 10 (Linux)

- RabbitMQ Getting Started Tutorial (Linux)

- swap space is insufficient cause OOM kill MySQL Case (Database)

- RHEL5.x RHEL6.x replace CentOS yum source (Linux)

 
         
  PostgreSQL query result area is removed and precision
     
  Add Date : 2018-11-21      
         
         
         
  Had been using PostgreSQL functions to piece together, today suddenly discovered they can be that simple, direct use of timestamp (0) to fix it up:

ls => select createtime :: timestamp (0) without time zone from users;
      createtime
---------------------
  2015-10-03 01:32:03
  2015-10-03 01:32:03
  2015-10-03 01:32:03
(3 rows)
ls => select createtime :: timestamp without time zone from users;
          createtime
----------------------------
  2015-10-0301: 32: 03.080415
  2015-10-0301: 32: 03.080415
  2015-10-0301: 32: 03.080415
(3 rows)
     
         
         
         
  More:      
 
- CentOS-based Kickstart automated installation practice (Linux)
- How to use the TF / SD card making Exynos 4412 u-boot boot disk in Mac (Linux)
- Linux 64-bit porting (Programming)
- The method of Linux into the rescue mode (Linux)
- Linux Command Line Art (Linux)
- MySQL backup tool to back up mydumper (Database)
- Installation and Configuration rsync server under CentOS 6.3 (Server)
- Vagrant failed to start, stuck in Waiting for VM to boot solution (Linux)
- MySQL thread cache thread_cache_size parameter optimization (Database)
- File easier to compare tools under Linux (Linux)
- count (*) function in MySQL optimization of InnoDB storage engine (Database)
- CentOS 7.0 Experience with previous versions (Linux)
- MySQL query performance comparison of a single truth (Database)
- Inxi: Get Linux system and hardware information (Linux)
- ASP.NET 5 (vNext) Linux deployment (Server)
- Linux Command-line MySQL summary (Database)
- The difference between vi and nano (Linux)
- How to use the DM-Crypt encryption Linux File System (Linux)
- Share Practical Tutorial GitHub (Linux)
- Oracle inline view updates problems encountered (Database)
     
           
     
  CopyRight 2002-2020 newfreesoft.com, All Rights Reserved.