移动平台数据库的一些限制（EDB、CEDB、SQL CE）
其他
2018-06-22 19:02:40
阅读次数: 3
| Feature |
EDB |
CEDB |
SQL Server CE 2.0 |
| Maximum volume size |
64 MB |
16 MB |
2.14 GB |
| Maximum record size |
8 KB (excluding stream data) |
128 KB |
4 KB |
| Maximum number of properties per database |
1,024 |
No limit |
255 |
| Maximum property name length |
128 characters |
Not supported |
128 characters |
| Maximum volume name length |
(MAX_PATH - 13) characters |
MAX_PATH flag |
128 characters |
| Maximum number of sort orders |
16 |
4 |
249 |
| Maximum number of properties in a sort order or index |
16 |
3 |
10 |
| Maximum key length in a sort order or index |
512 bytes |
512 bytes |
510 bytes |
| Default lock escalation value |
100 |
Not supported |
Not supported |
| Maximum number of concurrent transactions |
255 |
Not supported |
Not supported |
| Maximum password length |
40 characters |
Not supported |
40 characters |
| Maximum number of open database handles |
256 |
Not supported |
Not supported |
转载自blog.csdn.net/skywoodsky/article/details/2318312