Path Parameters
The instance id.
The database id.
The changelog id.
Query Parameters
Available options: 
CHANGELOG_VIEW_UNSPECIFIED, CHANGELOG_VIEW_BASIC, CHANGELOG_VIEW_FULL Response
OK
Format: instances/{instance}/databases/{database}/changelogs/{changelog}
Available options: 
STATUS_UNSPECIFIED, PENDING, DONE, FAILED The statement is used for preview purpose.
The name of the sheet resource. Format: projects/{project}/sheets/{sheet}
Format: projects/{project}/issues/{issue}
Format: projects/{projects}/rollouts/{rollout}/stages/{stage}/tasks/{task}/taskRuns/{taskRun}
Could be empty
Could be empty Or present but not found if deleted
Available options: 
TYPE_UNSPECIFIED, BASELINE, MIGRATE, SDL Available options: 
MIGRATION_TYPE_UNSPECIFIED, DDL, DML, GHOST 
