# SchemaDefinitionProperty

Information needed to define a schema.

- Source: Generated code
- Type last changed: v2.93.0 · 23 Aug 2023

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_iotanalytics as iotanalytics } from 'aws-cdk-lib';
const schemaDefinitionProperty: iotanalytics.CfnDatastore.SchemaDefinitionProperty = {
  columns: [{
    name: 'name',
    type: 'type',
  }],
};
```

## Properties

- `columns`: [IResolvable](/cdk/api/v2/docs/aws-cdk-lib.IResolvable.html) | [IResolvable](/cdk/api/v2/docs/aws-cdk-lib.IResolvable.html) | [CfnDatastore.ColumnProperty](/cdk/api/v2/docs/aws-cdk-lib.aws_iotanalytics.CfnDatastore.ColumnProperty.html)[] — Specifies one or more columns that store your data.

  Each schema can have up to 100 columns. Each column can have up to 100 nested types.