CData Metadata API

openapi: 3.1.0
info:
  title: CData Connect AI REST API
  version: v1

servers:
  - url: https://cloud.cdata.com/api
    description: Production base URL

paths:
  /log/query/list:
    post:
      summary: List Query Log
      tags:
        - Log
      operationId: listQueryLog
      description: >
        Retrieves a list of query logs for an account.
      requestBody:
        content:
          application/json:
            schema:
              $ref: "#/components/schemas/QuerySearchCriteria"
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QuerySearchResult"
              example:
                queries:
                  - credential: "prat8897@gmail.com"
                    duration: 308
                    drivers: "PostgreSQL"
                    errorCode: "QUERY_FAILED"
                    errorMessage: "The stored procedure execution failed with the following error:\r\n[500] Could not execute the specified command: Unknown stored function/procedure transferdata\r\n<Query ID: e1af1260-4045-45e4-882b-96fe2575e37b>"
                    logFileKey: "x41GvdkvWlJsaEdQrzI2+t7M+TSbimW8iJIfQPv9mK1PqurO1/pzPW3D2ObewKfK6w51T7ui8yecrEYV3JpW9WmsAU+yVv4Vke1D2lB8EeKsv3ab6w2ZXrNZxPBAgaKAZLoRf8zbuHGWDGSQQ9gDJg=="
                    logVerbosity: 1
                    query: "PostgreSQL1.public.transferdata"
                    queryId: "e1af1260-4045-45e4-882b-96fe2575e37b"
                    queryType: 203
                    rowsAffected: -1
                    rowsInput: 1
                    rowsReturned: 0
                    timestamp: "2024-03-19T18:55:34.837Z"
                    userAgent: "PostmanRuntime/7.37.0"
  /log/query/get/{queryId}:
    get:
      summary: Get Query Log
      tags:
        - Log
      operationId: getQueryLog
      description: >
        Download a query log file for troubleshooting.
      parameters:
        - name: queryId
          in: path
          required: true
          description: The unique Id of the query for which to download the log file.
          schema:
            type: string
      responses:
        "200":
          description: OK and the zipped log file.
  /log/audit/list:
    post:
      summary: List Audit Log
      tags:
        - Log
      operationId: listAuditLog
      description: >
        Retrieves a list of audit logs for an account.
      parameters:
        - name: startTime
          in: query
          description: 'Timestamp in UTC (ISO 8601 format). Example: "2025-08-18T00:00:00Z"'
          schema:
            type: string
            format: date-time
        - name: endTime
          in: query
          description: 'Timestamp in UTC (ISO 8601 format). Example: "2025-08-18T23:59:59Z"'
          schema:
            type: string
            format: date-time
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/AuditSearchResult"
              example:
                events:
                  - eventType: 1003
                    timestamp: "2025-08-18T17:07:07.3673862Z"
                    targetId: "aaa96669-74c8-480f-a8c1-7956979cbee9"
                    targetName: "PostgreSQL1"
                    targetType: 1
                    userId: "6b8d5c25-cdc1-4b0c-b9f1-5b26647a8240"
                    userName: "User1"
                    userType: 0
                  - eventType: 1107
                    timestamp: "2025-08-13T21:20:08.4380865Z"
                    relatedId: "4780a367-2ba0-4b73-b086-b0d964323032"
                    relatedName: "Mcp"
                    relatedType: 4
                    targetId: "a41dd9b5-1ed6-54d9-b5e5-2754e4a29deb"
                    targetName: "test@cdata.com"
                    targetType: 2
                    userId: "a41dd9b5-1ed6-54d9-b5e5-2754e4a29deb"
                    userName: "User2"
                    userType: 0
  /catalogs:
    get:
      tags:
        - Metadata
      summary: List Catalogs
      description: >
        This operation returns information about available catalogs. Catalogs are connections that the user has set up in their account.
      parameters:
        - name: workspace
          description: "Restricts results to the specified workspace."
          in: query
          schema:
            type: string
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
              example:
                results:
                  - affectedRows: -1
                    schema:
                      - catalogName: CData
                        columnLabel: TABLE_CATALOG
                        columnName: TABLE_CATALOG
                        dataType: 5
                        dataTypeName: VARCHAR
                        length: 255
                        nullable: true
                        ordinal: 0
                        precision: 255
                        scale: 0
                        schemaName: QueryFederation
                        tableName: sys_catalogs
                    rows:
                      - - Salesforce1
  /schemas:
    get:
      tags:
        - Metadata
      summary: List Schemas
      description: >
        This operation returns a list of schemas for a given catalog.
      parameters:
        - name: workspace
          description: "Restricts results to the specified workspace."
          in: query
          schema:
            type: string
        - name: catalogName
          description: "Restricts results to the specified catalog."
          in: query
          schema:
            type: string
        - name: schemaName
          description: "Restricts results to the specified schema."
          in: query
          schema:
            type: string
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
  /tables:
    get:
      tags:
        - Metadata
      summary: List Tables
      description: >
        This operation returns a list of tables and views for a given schema.
      parameters:
        - name: workspace
          description: "Restricts results to the specified workspace."
          in: query
          schema:
            type: string
        - name: catalogName
          description: "Restricts results to the specified catalog."
          in: query
          schema:
            type: string
        - name: schemaName
          description: "Restricts results to the specified schema."
          in: query
          schema:
            type: string
        - name: tableName
          description: "Restricts results to the specified table."
          in: query
          schema:
            type: string
        - name: tableType
          description: "Restricts results to the specified table type(s)."
          in: query
          schema:
            type: string
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
  /columns:
    get:
      tags:
        - Metadata
      summary: List Columns
      description: >
        This operation returns a list of columns for a given table or view.
      parameters:
        - name: workspace
          description: "Restricts results to the specified workspace."
          in: query
          schema:
            type: string
        - name: catalogName
          description: "Restricts results to the specified catalog."
          in: query
          schema:
            type: string
        - name: schemaName
          description: "Restricts results to the specified schema."
          in: query
          schema:
            type: string
        - name: tableName
          description: "Restricts results to the specified table."
          in: query
          schema:
            type: string
        - name: columnName
          description: "Restricts results to the specified column."
          in: query
          schema:
            type: string
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
  /primaryKeys:
    get:
      tags:
        - Metadata
      summary: List Primary Keys
      description: >
        This operation returns information about a table's primary keys.
      parameters:
        - name: workspace
          description: "Restricts results to the specified workspace."
          in: query
          schema:
            type: string
        - name: catalogName
          description: "Restricts results to the specified catalog."
          in: query
          schema:
            type: string
        - name: schemaName
          description: "Restricts results to the specified schema."
          in: query
          schema:
            type: string
        - name: tableName
          description: "Restricts results to the specified table."
          in: query
          schema:
            type: string
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
  /importedKeys:
    get:
      tags:
        - Metadata
      summary: List Imported Keys
      description: >
        This operation returns information about primary keys referenced by a table's foreign keys.
      parameters:
        - name: workspace
          description: "Restricts results to the specified workspace."
          in: query
          schema:
            type: string
        - name: catalogName
          description: "Restricts results to the specified catalog."
          in: query
          schema:
            type: string
        - name: schemaName
          description: "Restricts results to the specified schema."
          in: query
          schema:
            type: string
        - name: tableName
          description: "Restricts results to the specified table."
          in: query
          schema:
            type: string
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
  /exportedKeys:
    get:
      tags:
        - Metadata
      summary: List Exported Keys
      description: >
        This operation returns information about foreign keys referenced by a table's primary keys.
      parameters:
        - name: workspace
          description: "Restricts results to the specified workspace."
          in: query
          schema:
            type: string
        - name: catalogName
          description: "Restricts results to the specified catalog."
          in: query
          schema:
            type: string
        - name: schemaName
          description: "Restricts results to the specified schema."
          in: query
          schema:
            type: string
        - name: tableName
          description: "Restricts results to the specified table."
          in: query
          schema:
            type: string
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
  /indexes:
    get:
      tags:
        - Metadata
      summary: List Indexes
      description: >
        This operation returns information about available indexes for a given table.
      parameters:
        - name: workspace
          description: "Restricts results to the specified workspace."
          in: query
          schema:
            type: string
        - name: catalogName
          description: "Restricts results to the specified catalog."
          in: query
          schema:
            type: string
        - name: schemaName
          description: "Restricts results to the specified schema."
          in: query
          schema:
            type: string
        - name: tableName
          description: "Restricts results to the specified table."
          in: query
          schema:
            type: string
        - name: indexName
          description: "Restricts results to the specified index."
          in: query
          schema:
            type: string
        - name: unique
          description: "If true, only return unique indexes. If false, only return non-unique indexes. The default value is to return all indexes."
          in: query
          schema:
            type: boolean
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
  /procedures:
    get:
      tags:
        - Metadata
      summary: List Procedures
      description: >
        This operation returns information about available stored procedures for a given schema.
      parameters:
        - name: workspace
          in: query
          schema:
            type: string
        - name: catalogName
          description: "Restricts results to the specified catalog."
          in: query
          schema:
            type: string
        - name: schemaName
          description: "Restricts results to the specified schema."
          in: query
          schema:
            type: string
        - name: procedureName
          description: "Restricts results to the specified procedure."
          in: query
          schema:
            type: string
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
  /procedureParameters:
    get:
      tags:
        - Metadata
      summary: List Procedure Parameters
      description: >
        This operation returns information about a stored procedure's parameters.
      parameters:
        - name: workspace
          description: "Restricts results to the specified workspace."
          in: query
          schema:
            type: string
        - name: catalogName
          description: "Restricts results to the specified catalog."
          in: query
          schema:
            type: string
        - name: schemaName
          description: "Restricts results to the specified schema."
          in: query
          schema:
            type: string
        - name: procedureName
          description: "Restricts results to the specified procedure."
          in: query
          schema:
            type: string
        - name: paramName
          description: "Restricts results to the specified procedure parameter."
          in: query
          schema:
            type: string
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
  /query:
    post:
      tags:
        - Query
      summary: Execute Query
      description: >
        The query operation allows you to execute a SQL query against one or more data sources configured in your Connect AI account. SELECT, INSERT, UPDATE, DELETE, and EXEC statements are all supported (though the /exec operation should be preferred for the latter).
      parameters:
        - name: workspace
          in: query
          schema:
            type: string
            description: "If your query contains a workspace, the workspace name must be specified here."
      requestBody:
        content:
          application/json:
            schema:
              $ref: "#/components/schemas/QueryRequest"
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
  /batch:
    post:
      tags:
        - Query
      summary: Execute Batch Query
      description: >
        The batch operation allows you to execute batch INSERTs, UPDATEs, and DELETEs against your data sources using a single request.
      parameters:
        - name: workspace
          in: query
          schema:
            type: string
            description: "If your query contains a workspace, the workspace name must be specified here."
      requestBody:
        content:
          application/json:
            schema:
              $ref: "#/components/schemas/BatchRequest"
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
  /exec:
    post:
      tags:
        - Query
      summary: Execute Procedure
      description: >
        The execute operation allows you to execute stored procedures for any of the data sources configured in your Connect AI account.
      parameters:
        - name: workspace
          in: query
          schema:
            type: string
            description: "If your query contains a workspace, the workspace name must be specified here."
      requestBody:
        content:
          application/json:
            schema:
              $ref: "#/components/schemas/ExecRequest"
      responses:
        "200":
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/QueryResult"
components:
  schemas:
    AuditEvent:
      type: object
      properties:
        eventType:
          $ref: "#/components/schemas/AuditEventType"
          description: The audit event type, such as user login, user PAT created, or permission created.
        timestamp:
          type: string
          format: date-time
          description: The timestamp of the audit event.
        relatedId:
          type: string
          nullable: true
          description: The Id of the related entity, if applicable.
        relatedName:
          type: string
          nullable: true
          description: The name of the related entity, if applicable.
        relatedType:
          type: integer
          format: int32
          nullable: true
          description: The type of the related entity, if applicable.
        targetId:
          type: string
          nullable: true
          description: The Id of the event target, such as the Query Id.
        targetName:
          type: string
          nullable: true
          description: The target resource name, such as a user's email or a connection name.
        targetType:
          type: integer
          format: int32
          nullable: true
          description: The type of the event target, such as a query or connection change.
        userId:
          type: string
          nullable: true
          description: The Id of user who performed the event.
        userName:
          type: string
          nullable: true
          description: The name of user who performed the event.
        userType:
          type: integer
          format: int32
          nullable: true
          description: The type of user who performed the event.
      additionalProperties: false
    AuditEventSearchCriteria:
      type: object
      properties:
        endTime:
          type: string
          format: date-time
          nullable: true
        startTime:
          type: string
          format: date-time
          nullable: true
      additionalProperties: false
    AuditEventType:
      enum:
        - 0
        - 500
        - 501
        - 502
        - 1000
        - 1001
        - 1002
        - 1003
        - 1004
        - 1005
        - 1050
        - 1051
        - 1052
        - 1060
        - 1061
        - 1062
        - 1063
        - 1070
        - 1071
        - 1072
        - 1073
        - 1080
        - 1081
        - 1082
        - 1083
        - 1084
        - 1085
        - 1090
        - 1091
        - 1092
        - 1093
        - 1094
        - 1100
        - 1101
        - 1102
        - 1103
        - 1105
        - 1106
        - 1107
        - 1108
        - 1109
        - 1110
        - 1111
        - 1112
        - 1113
        - 1114
        - 1115
        - 1116
        - 1200
        - 1201
        - 1202
        - 1220
        - 1221
        - 1222
        - 1223
        - 1224
        - 1230
        - 1231
      type: integer
      format: int32
    BatchRequest:
      required:
        - query
      type: object
      properties:
        defaultCatalog:
          type: string
          nullable: true
        defaultSchema:
          type: string
          nullable: true
        parameters:
          type: array
          items:
            type: object
            additionalProperties:
              $ref: "#/components/schemas/Parameter"
          nullable: true
        query:
          description: "The SQL query to execute. Must be a valid SQL query."
          minLength: 1
          type: string
        timeout:
          maximum: 300
          minimum: 1
          type: integer
          format: int32
      additionalProperties: false
    BillingStatus:
      enum:
        - 0
        - 1
        - 2
        - 3
        - 4
        - 5
        - 6
        - 7
      type: integer
      format: int32
    ColumnInfo:
      type: object
      properties:
        catalogName:
          type: string
          nullable: true
          description: The name of the catalog containing the column.
        columnLabel:
          type: string
          nullable: true
          description: The label of the column.
        columnName:
          type: string
          nullable: true
          description: The name of the column.
        dataType:
          $ref: "#/components/schemas/DataType"
        dataTypeName:
          type: string
          nullable: true
          description: The data type name of the column.
        length:
          type: integer
          format: int32
          description: The length of the column.
        nullable:
          type: boolean
          description: Whether the column is nullable.
        ordinal:
          type: integer
          format: int32
          description: The ordinal position of the column.
        precision:
          type: integer
          format: int32
          nullable: true
          description: The precision of the column.
        scale:
          type: integer
          format: int32
          nullable: true
          description: The scale of the column.
        schemaName:
          type: string
          nullable: true
          description: The name of the schema containing the column.
        tableName:
          type: string
          nullable: true
          description: The name of the table containing the column.
      additionalProperties: false
    DataType:
      enum:
        - 1
        - 2
        - 3
        - 4
        - 5
        - 6
        - 7
        - 8
        - 9
        - 10
        - 11
        - 12
        - 13
        - 14
        - 15
        - 16
        - 17
        - 18
      type: integer
      description: "The parameter's [data type](/en/API/REST-API#data-types)."
      format: int32
    Direction:
      enum:
        - 1
        - 2
        - 4
        - 5
      type: integer
      format: int32
    ErrorCode:
      enum:
        - 0
        - 1
        - 2
        - 3
        - 4
        - 5
        - 6
        - 7
        - 8
        - 9
        - 10
        - 11
        - 12
        - 13
        - 14
        - 15
        - 16
        - 17
        - 18
        - 19
        - 20
        - 21
        - 22
        - 23
        - 24
        - 25
        - 26
        - 27
        - 28
        - 29
        - 30
        - 31
        - 32
        - 33
        - 34
        - 35
        - 36
        - 37
        - 38
        - 39
        - 40
        - 41
        - 42
        - 43
        - 44
        - 45
        - 46
        - 47
        - 48
        - 49
        - 50
        - 51
        - 52
        - 53
        - 54
        - 55
        - 56
        - 57
        - 58
        - 59
        - 60
        - 61
        - 62
        - 63
        - 64
        - 65
        - 66
        - 67
        - 68
        - 69
        - 70
        - 71
        - 72
        - 73
        - 74
        - 75
        - 76
        - 77
        - 78
        - 79
      type: integer
      format: int32
    ErrorDetail:
      type: object
      properties:
        code:
          $ref: "#/components/schemas/ErrorCode"
        message:
          type: string
          nullable: true
          description: The error message.
      additionalProperties: false
    ExecParameter:
      type: object
      properties:
        direction:
          $ref: "#/components/schemas/Direction"
        dataType:
          $ref: "#/components/schemas/DataType"
        value:
          nullable: true
      additionalProperties: false
    ExecRequest:
      required:
        - procedure
      type: object
      properties:
        defaultCatalog:
          type: string
          nullable: true
        defaultSchema:
          type: string
          nullable: true
        parameters:
          type: object
          additionalProperties:
            $ref: "#/components/schemas/ExecParameter"
          nullable: true
        procedure:
          description: "The name of the stored procedure to execute. Must be a valid stored procedure name."
          minLength: 1
          type: string
        timeout:
          maximum: 300
          minimum: 1
          type: integer
          format: int32
      additionalProperties: false
    Parameter:
      type: object
      properties:
        dataType:
          $ref: "#/components/schemas/DataType"
        value:
          nullable: true
      additionalProperties: false
    QueryRecord:
      type: object
      properties:
        credential:
          type: string
          nullable: true
          description: The user's credential used to execute the query.
        duration:
          type: integer
          format: int64
          description: The duration of the query in milliseconds.
        drivers:
          type: string
          nullable: true
          description: The driver used to execute the query.
        errorCode:
          type: string
          nullable: true
          description: In the case of an error, the error code.
        errorMessage:
          type: string
          nullable: true
          description: The error message of the query, if applicable.
        logVerbosity:
          type: integer
          format: int32
          nullable: true
          description: The verbosity level of the query log.
        query:
          type: string
          nullable: true
          description: The contents of the query.
        queryId:
          type: string
          format: uuid
          description: The unique Id of the query.
        queryType:
          $ref: "#/components/schemas/QueryType"
          description: The type of query.
        rowsAffected:
          type: integer
          format: int64
          description: The number of rows affected by the query.
        rowsReturned:
          type: integer
          format: int64
          description: The number of rows returned by the query as a result set.
        timestamp:
          type: string
          format: date-time
          description: The timestamp of the query.
        userAgent:
          type: string
          nullable: true
          description: The user agent used to execute the query.
      additionalProperties: false
    QueryRequest:
      required:
        - query
      type: object
      properties:
        defaultCatalog:
          type: string
          nullable: true
          description: "The default catalog to use for the query if none is specified in the query itself."
        defaultSchema:
          type: string
          nullable: true
          description: "The default schema to use for the query if none is specified in the query itself."
        parameters:
          type: object
          additionalProperties:
            $ref: "#/components/schemas/Parameter"
          nullable: true
        query:
          description: "The SQL query to execute. Must be a valid SQL query."
          minLength: 1
          type: string
        schemaOnly:
          type: boolean
          description: "If true, only the schema of the result set is returned without any data rows. The default value is false."
        timeout:
          maximum: 300
          minimum: 1
          type: integer
          format: int32
      additionalProperties: false
    QueryResult:
      type: object
      properties:
        results:
          type: array
          items:
            $ref: "#/components/schemas/ResultSet"
          nullable: true
        error:
          $ref: "#/components/schemas/ErrorDetail"
      additionalProperties: false
    QuerySearchCriteria:
      type: object
      properties:
        endTime:
          type: string
          format: date-time
          nullable: true
          description: The end time of the query.
        queryType:
          type: array
          items:
            $ref: "#/components/schemas/QueryType"
          nullable: true
          default: 2
          description: The type of query.
        startTime:
          type: string
          format: date-time
          nullable: true
          description: The start time of the query.
      additionalProperties: false
    QuerySearchResult:
      type: object
      properties:
        queries:
          type: array
          items:
            $ref: "#/components/schemas/QueryRecord"
          nullable: true
      additionalProperties: false
    AuditSearchResult:
      type: object
      properties:
        events:
          type: array
          items:
            $ref: "#/components/schemas/AuditEvent"
          nullable: true
      additionalProperties: false
    QueryType:
      enum:
        - 0
        - 1
        - 2
        - 3
        - 4
        - 5
        - 6
        - 7
        - 8
        - 9
        - 10
        - 11
        - 20
        - 100
        - 101
        - 102
        - 103
        - 104
        - 105
        - 106
        - 107
        - 108
        - 109
        - 200
        - 201
        - 202
        - 203
        - 204
        - 205
        - 210
        - 211
        - 212
        - 220
        - 230
        - 231
        - 232
      type: integer
      format: int32
      description: |
        | Value | Name |
        |-------|------|
        | 0 | Drivers |
        | 1 | DriverInfo |
        | 2 | TestConnection |
        | 3 | GetOAuthAuthorizationUrl |
        | 4 | GetOAuthAccessToken |
        | 5 | CustomReportInfo |
        | 6 | GenerateCustomReport |
        | 7 | GetAPIRootPaths |
        | 8 | GetAPIColumns |
        | 9 | GetAPIRows |
        | 10 | GetTimeCheckColumns |
        | 11 | GetDynamicPropValues |
        | 20 | DisconnectOAuthAccessToken |
        | 100 | Catalogs |
        | 101 | Schemas |
        | 102 | Tables |
        | 103 | Columns |
        | 104 | PrimaryKeys |
        | 105 | ImportedKeys |
        | 106 | ExportedKeys |
        | 107 | Procedures |
        | 108 | ProcedureParameters |
        | 109 | Indexes |
        | 200 | Query |
        | 201 | QuerySchemaOnly |
        | 202 | Batch |
        | 203 | Exec |
        | 204 | Caching |
        | 205 | ScheduledQuery |
        | 210 | ODataServiceDocument |
        | 211 | ODataMetadata |
        | 212 | ODataQuery |
        | 220 | OpenAPIDocument |
        | 230 | CreateDerivedView |
        | 231 | AlterDerivedView |
        | 232 | DropDerivedView |
    QueryUserInfo:
      type: object
      properties:
        accountName:
          type: string
          nullable: true
        email:
          type: string
          nullable: true
        firstName:
          type: string
          nullable: true
        lastName:
          type: string
          nullable: true
        usage:
          $ref: "#/components/schemas/QueryUserUsageLimits"
      additionalProperties: false
    QueryUserUsageLimits:
      type: object
      properties:
        connectionsOverLimit:
          type: boolean
        dataSourcesOverLimit:
          type: boolean
        usersOverLimit:
          type: boolean
        isSpreadsheetsPlan:
          type: boolean
        bill

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# Full source: https://raw.githubusercontent.com/api-evangelist/cdata/refs/heads/main/openapi/cdata-rest-api-openapi.yml