Data type: Difference between revisions
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* unix timestamp: | * unix timestamp: | ||
** bigint(10) ; | ** bigint(10) ; | ||
** ex: | ** ex: 1328664539 | ||
** range/limit: | ** range/limit: | ||
* 經緯度 (經度,緯度): | * 經緯度 (經度,緯度): | ||
Revision as of 10:58, 8 February 2012
data type
types of data
- IP(v4):
- varchar(15)
- ex: 255.255.255.255 [1]
- range/limit:
- IP range - Classless inter-domain routing (CIDR)[2]
- 12 or 24 bytes (IPv4 and IPv6 networks)[3]
- ex: 69.208.0.0/32
- Chinese name:
- 最長姓名有13個字 [4]
- unix timestamp:
- bigint(10) ;
- ex: 1328664539
- range/limit:
- 經緯度 (經度,緯度):
(left blank intentionally) data ** data type ** ex: ** range/limit:
references
- ↑ Datatype for storing ip address in SQL Server - Stack Overflow
- ↑ Help:Range blocks - MediaWiki
- ↑ PostgreSQL: Documentation: Manuals: Network Address Types
- ↑ 台灣“獨一姓氏”者達149人 最長姓名有13個字_台灣頻道_新浪網-北美
- ↑ mysql - What is the ideal data type for latitude / longitude? - Stack Overflow
- ↑ Creating a Store Locator with PHP, MySQL & Google Maps - Google Maps API Family - Google Code