Printing a note if the voyager version does not match with the export…

… dir version

yb-voyager/cmd/common.go

@@ -480,14 +480,6 @@ func initMetaDB(migrationExportDir string) *metadb.MetaDB {
 		utils.ErrExit("could not init migration status record: %w", err)
 	}
 
-	msr, err := metaDBInstance.GetMigrationStatusRecord()
-	if err != nil {
-		utils.ErrExit("get migration status record: %v", err)
-	}
-
-	msrVoyagerVersionString := msr.VoyagerVersion
-
-	detectVersionCompatibility(msrVoyagerVersionString, migrationExportDir)
 	return metaDBInstance
 }
 
@@ -522,6 +514,27 @@ func detectVersionCompatibility(msrVoyagerVersionString string, migrationExportD
 
 		if msrVoyagerVersion.LessThan(previousBreakingChangeVersion) {
 			versionCheckFailed = true
+		} else {
+			// If the export-dir was created using a version greater than or equal to the PREVIOUS_BREAKING_CHANGE_VERSION,
+			// then if the current voyager version does not match the export-dir version, then just print a note warning the user.
+			noteString := fmt.Sprintf(color.YellowString("Note: The export-dir %q was created using voyager version %q. "+
+				"The current version is %q."),
+				migrationExportDir, msrVoyagerVersionString, utils.YB_VOYAGER_VERSION)
+
+			if utils.YB_VOYAGER_VERSION == "main" {
+				// In this case we won't be able to convert the version using version.NewVersion() as "main" is not a valid version.
+				// Moreover, we know here that the msrVoyagerVersion is not "main" as we have already handled that case above.
+				// Therefore, the current version and the msrVoyagerVersion will not be equal.
+				utils.PrintAndLog("%s", noteString)
+			} else {
+				currentVersion, err := version.NewVersion(utils.YB_VOYAGER_VERSION)
+				if err != nil {
+					utils.ErrExit("could not create version from %q: %v", utils.YB_VOYAGER_VERSION, err)
+				}
+				if !currentVersion.Equal(msrVoyagerVersion) {
+					utils.PrintAndLog("%s", noteString)
+				}
+			}
 		}
 	}
 

yb-voyager/cmd/root.go

@@ -128,6 +128,14 @@ Refer to docs (https://docs.yugabyte.com/preview/migrate/) for more details like
 			// Initialize the metaDB variable only if the metaDB is already created. For example, resumption of a command.
 			if metaDBIsCreated(exportDir) {
 				metaDB = initMetaDB(exportDir)
+				msr, err := metaDB.GetMigrationStatusRecord()
+				if err != nil {
+					utils.ErrExit("get migration status record: %v", err)
+				}
+
+				msrVoyagerVersionString := msr.VoyagerVersion
+
+				detectVersionCompatibility(msrVoyagerVersionString, exportDir)
 			}
 
 			if perfProfile {