# Get Grid Schema

GET /v3/reports/grid/{gridEntityType}/schema

Returns the list of columns that area available for the specified entity type, along with each column's ID, type, supported filter operators, and supported aggreate functions

Endpoint: GET /v3/reports/grid/{gridEntityType}/schema
Security: API_Key

## Path parameters:

  - `gridEntityType` (string, required)
    Grid entity type
    Enum: "web-audit-runs", "web-journey-runs", "pages", "cookies", "tags", "tag-variables", "links", "accessibility-issues", "network-requests"

## Response 200 fields (application/json):

  - `columns` (array, required)

  - `columns.columnId` (string, required)
    Depends on the Grid type:
- Audit Runs Grid: one of the  values
- Web Journey Runs Grid: one of the  values
- Pages Grid: one of the  values
- Cookies Grid: one of the  values
- Tags Grid: one of the  values
- Tag Variables Grid: one of the  values
- Links Grid: one of the  values
- Network Requests Grid: one of the  values
- Accessibility Issues Grid: one of the  values

  - `columns.type` (string, required)
    Enum: "id", "entity_reference", "string", "number", "timestamp", "image"

  - `columns.name` (string)
    Human-readable value for column, to be shown for users

  - `columns.canGroupBy` (boolean, required)

  - `columns.canPivot` (boolean, required)

  - `columns.supportedFilterOperators` (array, required)
    Enum: "string_contains", "string_contains_multi", "string_regex", "integer_in", "integer_list_contains", "number_between", "date_time_between", "date_time_relative", "is_present", "metric_alert_any"

  - `columns.supportedAggregateFunctions` (array, required)
    If not empty, then this column can be aggregated by the functions listed in this array. Default aggregation 
function is the first one in the list.
If empty, then this column cannot be aggregated.
    Enum: "avg", "count_distinct", "count_rows", "max", "median", "min", "sum", "youngest", "oldest", "percentile_25", "percentile_50", "percentile_75", "percentile_90", "percentile_95", "percentile_99", "percentile_99_9", "standard_deviation", "list_unique_items"

  - `columns.isIncludedByDefault` (boolean, required)
    If true and no columns are specified in the request, this column will be included in the response.

  - `columns.isNullable` (boolean, required)
    If true, column value can be null or empty string

## Response 401 fields (application/json):

  - `timestamp` (string)

  - `message` (string)

  - `details` (string)

  - `validationReport` (object)

## Response 403 fields (application/json):

  - `timestamp` (string)

  - `message` (string)

  - `details` (string)

  - `validationReport` (object)