jackye1995 commented on code in PR #9695:
URL: https://github.com/apache/iceberg/pull/9695#discussion_r1671260993


##########
open-api/rest-catalog-open-api.yaml:
##########
@@ -3642,6 +3781,173 @@ components:
             type: integer
           description: "List of equality field IDs"
 
+    PreplanTableRequest:
+      type: object
+      required:
+        - table-scan-context
+      properties:
+        table-scan-context:
+          $ref: '#/components/schemas/TableScanContext'
+
+    PlanTableRequest:
+      type: object
+      required:
+        - table-scan-context
+      properties:
+        table-scan-context:
+          $ref: '#/components/schemas/TableScanContext'
+        plan-task:
+          $ref: '#/components/schemas/PlanTask'
+        stats-fields:
+          description:
+            A list of fields that the client requests the server to send 
statistics
+            in each `FileScanTask` returned in the response
+          type: array
+          items:
+            $ref: '#/components/schemas/FieldName'
+
+    TableScanContext:
+      anyOf:
+        - $ref: '#/components/schemas/SnapshotScanContext'
+        - $ref: '#/components/schemas/IncrementalSnapshotScanContext'
+
+    BaseTableScanContext:
+      discriminator:
+        propertyName: table-scan-type
+        mapping:
+          snapshot-scan: '#/components/schemas/SnapshotScanContext'
+          incremental-snapshot-scan: 
'#/components/schemas/IncrementalSnapshotScanContext'
+      type: object
+      required:
+        - table-scan-type
+      properties:
+        table-scan-type:
+          type: string
+
+    SnapshotScanContext:
+      description: context for scanning data in a specific snapshot
+      type: object
+      allOf:
+        - $ref: '#/components/schemas/BaseTableScanContext'
+      required:
+        - table-scan-type
+      properties:
+        table-scan-type:
+          type: string
+          enum: ["snapshot-scan"]
+        select:
+          $ref: '#/components/schemas/SelectedFieldNames'
+        filter:
+          $ref: '#/components/schemas/Filter'
+        case-sensitive:
+          description: If field selection and filtering should be case 
sensitive
+          type: boolean
+          default: true
+        snapshot-id:
+          description:
+            The ID of the snapshot to use for the table scan.
+            If not specified, the snapshot at the main branch head will be 
used.
+          type: integer
+          format: int64
+        use-snapshot-schema:
+          description:
+            If the schema of the specific snapshot should be used instead of 
the table schema.
+          type: boolean
+          default: false
+
+    IncrementalSnapshotScanContext:
+      description:
+        Context for scanning data appended in a range of snapshots.
+        The scan always follows the schema of the snapshot at the main branch 
head.
+      type: object
+      allOf:
+        - $ref: '#/components/schemas/BaseTableScanContext'
+      required:
+        - table-scan-type
+        - start-snapshot-id
+      properties:
+        table-scan-type:
+          type: string
+          enum: ["incremental-snapshot-scan"]
+        select:
+          $ref: '#/components/schemas/SelectedFieldNames'
+        filter:
+          $ref: '#/components/schemas/Filter'
+        case-sensitive:
+          description: If field selection and filtering should be case 
sensitive
+          type: boolean
+          default: true
+        start-snapshot-id:

Review Comment:
   I changed it from using the range to using these explicit start and end 
snapshot ID, with indicator if inclusive or exclusive start. I believe this 
covers more cases than just the range, which requires both start and end to be 
present.



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