diff --git a/dialects/mssql.go b/dialects/mssql.go
index 40822c3a..5e55ce3e 100644
--- a/dialects/mssql.go
+++ b/dialects/mssql.go
@@ -262,7 +262,7 @@ func (db *mssql) Version(ctx context.Context, queryer core.Queryer) (string, err
 
 	var version string
 	if !rows.Next() {
-		return "", errors.New("Unknow version")
+		return "", errors.New("unknow version")
 	}
 
 	if err := rows.Scan(&version); err != nil {
@@ -270,10 +270,6 @@ func (db *mssql) Version(ctx context.Context, queryer core.Queryer) (string, err
 	}
 
 	// MSSQL: Microsoft SQL Server 2017 (RTM-CU13) (KB4466404) - 14.0.3048.4 (X64) Nov 30 2018 12:57:58 Copyright (C) 2017 Microsoft Corporation Developer Edition (64-bit) on Linux (Ubuntu 16.04.5 LTS)
-
-	
-
-CockroachDB: CockroachDB CCL v19.2.4 (x86_64-unknown-linux-gnu, built
 	return version, nil
 }
 
diff --git a/dialects/oracle.go b/dialects/oracle.go
index d857aa81..525609f5 100644
--- a/dialects/oracle.go
+++ b/dialects/oracle.go
@@ -524,7 +524,7 @@ func (db *oracle) Version(ctx context.Context, queryer core.Queryer) (string, er
 
 	var version string
 	if !rows.Next() {
-		return "", errors.New("Unknow version")
+		return "", errors.New("unknow version")
 	}
 
 	if err := rows.Scan(&version); err != nil {
diff --git a/dialects/postgres.go b/dialects/postgres.go
index 44a043ca..11ae48e2 100644
--- a/dialects/postgres.go
+++ b/dialects/postgres.go
@@ -804,7 +804,7 @@ func (db *postgres) Version(ctx context.Context, queryer core.Queryer) (string,
 		return "", err
 	}
 
-	// 	Postgress: 9.5.22 on x86_64-pc-linux-gnu (Debian 9.5.22-1.pgdg90+1), compiled by gcc (Debian 6.3.0-18+deb9u1) 6.3.0 20170516, 64-bit
+	// Postgress: 9.5.22 on x86_64-pc-linux-gnu (Debian 9.5.22-1.pgdg90+1), compiled by gcc (Debian 6.3.0-18+deb9u1) 6.3.0 20170516, 64-bit
 	// CockroachDB CCL v19.2.4 (x86_64-unknown-linux-gnu, built
 	if strings.HasPrefix(version, "CockroachDB") {