Microsoft - Microsoft SQL Server - SQL - Tables - Copy into existing Table

INSERT INTO dbo.ztVenDedup
   SELECT * 
   FROM dswMatchReview_Backup.dbo.ztVenDedup_Backup_20210615_000030

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TRUNCATE TABLE dbo.ztStructureCleansing;
INSERT INTO dbo.ztStructureCleansing
   SELECT zSource, KeyField, zSystem, zObject, SetField01, sField01, Field01, dField01, zField01, SetField02, sField02, Field02, dField02, zField02, SetField03, sField03, Field03, dField03, zField03, SetField04, sField04, Field04, dField04, zField04, SetField05, sField05, Field05, dField05, zField05, SetField06, sField06, Field06, dField06, zField06, SetField07, sField07, Field07, dField07, zField07, SetField08, sField08, Field08, dField08, zField08, SetField09, sField09, Field09, dField09, zField09, SetField10, sField10, Field10, dField10, zField10, Comment, zConfirmed, zConfirmedOn, zConfirmedBy, zRejected, zRejectedOn, zRejectedBy, zReviewComment, AddedBy, AddedOn, AddedVia, ChangedBy, ChangedOn, ChangedVia, boaStatus, BatchID, JobExecutionDate, zActive, zCDelta, zCDeltaOn, zCDeltaBy, SourceExtractDate, ExecutionDate, zEmployee, CATEG 
   FROM dbo.ztStructureCleansing_Snapshot_20210622_184721;