> For the complete documentation index, see [llms.txt](https://help.dataimporter.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.dataimporter.io/seeding/configuration.md).

# Configuration

On the configuration screen of each Object, you can select the number of records to be created (defaults to 10), and the Locale:

<figure><img src="/files/EjQLSZjVKcyzudYp0wjN" alt=""><figcaption></figcaption></figure>

Most data types allow you to configure the possible values that can be created.&#x20;

For each Object & Template, you can choose a Locale which will localize certain fields when creating the mock data.

The following Data Types are generated using the Locale:

1. Person
2. Address
3. Food
4. Finance
5. Text

### Masks

Masks are used to generate custom formats for mock values. Masks can be a combination of hard-coded values, random

### Person

#### Telephone

You can configure the format of the telephone fields to be created, or leave it blank to be generated in the locale format:

<figure><img src="/files/iB0Du6J4WSZK0jjhOUQt" alt=""><figcaption></figcaption></figure>

#### Identifier

The Identifier data type should be used to generate External Ids, or other unique string values:

<figure><img src="/files/XT3WD8Pqm9HvIUhphkPE" alt=""><figcaption></figcaption></figure>

### Datetime

Date and time fields can be limited to certain year values:

<figure><img src="/files/AmOsU8uHCneGvFovXdSS" alt=""><figcaption></figcaption></figure>

### Numeric

Numeric values can be limited to certain ranges, as well as specifying the number of digits after the decimal:

<figure><img src="/files/4huTDu82PlWvaI1tXNBH" alt=""><figcaption></figcaption></figure>

### Picklist

Picklist values are read, and applied automatically for you when generating the seeding template. These can also be restricted on the configure screen:

<figure><img src="/files/xgbuAwpkjrUtEnFV9gSX" alt=""><figcaption></figcaption></figure>