Setting | Description | Decimal precision | Storage size |
Byte | Stores numbers from 0 to 255 (no fractions). | None | 1 byte |
Integer | Stores numbers from –32,768 to 32,767 (no fractions). | None | 2 bytes |
Long Integer | (Default) Stores numbers from –2,147,483,648 to 2,147,483,647 (no fractions). | None | 4 bytes |
Single | Stores numbers from –3.402823E38 to –1.401298E–45 for negative values and from 1.401298E–45 to 3.402823E38 for positive values. | 7 | 4 bytes |
Double | Stores numbers from –1.79769313486231E308 to –4.94065645841247E–324 for negative values and from 1.79769313486231E308 to 4.94065645841247E–324 for positive values. | 15 | 8 bytes |
Replication ID | Globally unique identifier (GUID) | N/A | 16 bytes |