if you want to make sure no one enters a name in a field that is supposed to have only dates, you set the data type of that field to a date data type. Data types are set for each column in theDatabase Properties
You can attach files such as pictures, documents, spreadsheets, or charts; each Attachment field can contain an unlimited number of attachments per record, up to the storage limit of the size of a database file. Note, the Attachment data type isn't available in MDB file formats....
Vector data, which is densely packed arrays of numbers of the same type. 128 Custom data ObjectId ObjectIds are small, likely unique, fast to generate, and ordered. ObjectId values are 12 bytes in length, consisting of: A 4-byte timestamp, representing the ObjectId's creation, measured ...
The hierarchical database has the disadvantage that in this type of database structure each node can only have one parent, and children can't have relationships or linkages between them, even if they make sense from a logical standpoint. In order to add record or data in the database, the...
While most computer users are familiar with single-user systems, there are more complex databases that allow for multiple users and advanced security. See the list below for more types of database examples. Relational Databases Relational Database Management Systems, or RDBMS, are the most common ...
To ensure that data is completely imported to the migration destination, correctly configure field mappings based on data types supported for different data sources. For details, see Table 1. Table 1 Supported data types Data Connection Type MySQL Data Types Supported in MySQL Database Migration ...
When this field is displayed in Advanced Find, users can use a picklist control to select multiple options to include in their search criteria. You can define a single, global option set and configure Option Set fields to use that single set of options. More information: More information: ...
Database, any collection of data, or information, that is specially organized for rapid search and retrieval by a computer. Databases are structured to facilitate the storage, retrieval, modification, and deletion of data in conjunction with various data
To facilitate the use of code written for SQL implementations from other vendors, MySQL maps data types as shown in the following table. These mappings make it easier to import table definitions from other database systems into MySQL. Other Vendor TypeMySQL Type ...
When you enable a database for PostGIS, it adds three views to the public schema: geometry_columns, geography_columns, and spatial_ref_sys. You must grant SELECT privileges on the geometry_columns, geography_columns, spatial_ref_sys views to all users in the geodatabase, including the sde...