artie-labs · nathan-artie · Jun 17, 2024 · Jun 17, 2024 · Jun 17, 2024 · Jun 17, 2024
diff --git a/clients/bigquery/bigquery.go b/clients/bigquery/bigquery.go
@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"log/slog"
 	"os"
-	"strings"
 
 	"cloud.google.com/go/bigquery"
 	"cloud.google.com/go/bigquery/storage/managedwriter"
@@ -26,7 +25,6 @@ import (
 	"github.com/artie-labs/transfer/lib/optimization"
 	"github.com/artie-labs/transfer/lib/ptr"
 	"github.com/artie-labs/transfer/lib/sql"
-	"github.com/artie-labs/transfer/lib/stringutil"
 )
 
 const (
@@ -181,7 +179,7 @@ func (s *Store) putTableViaStorageWriteAPI(ctx context.Context, bqTableID TableI
 }
 
 func (s *Store) Dedupe(tableID sql.TableIdentifier, primaryKeys []string, includeArtieUpdatedAt bool) error {
-	stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+	stagingTableID := shared.TempTableID(tableID)
 
 	dedupeQueries := s.Dialect().BuildDedupeQueries(tableID, stagingTableID, primaryKeys, includeArtieUpdatedAt)
 

diff --git a/clients/bigquery/bigquery_dedupe_test.go b/clients/bigquery/bigquery_dedupe_test.go
@@ -2,7 +2,6 @@ package bigquery
 
 import (
 	"fmt"
-	"strings"
 	"testing"
 	"time"
 
@@ -11,14 +10,13 @@ import (
 	"github.com/artie-labs/transfer/clients/bigquery/dialect"
 	"github.com/artie-labs/transfer/clients/shared"
 	"github.com/artie-labs/transfer/lib/config/constants"
-	"github.com/artie-labs/transfer/lib/stringutil"
 )
 
 func TestGenerateDedupeQueries(t *testing.T) {
 	{
 		// Dedupe with one primary key + no `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("project12", "public", "customers")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.BigQueryDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"id"}, false)
 		assert.Len(t, parts, 3)
@@ -36,7 +34,7 @@ func TestGenerateDedupeQueries(t *testing.T) {
 	{
 		// Dedupe with one primary key + `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("project12", "public", "customers")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.BigQueryDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"id"}, true)
 		assert.Len(t, parts, 3)
@@ -54,7 +52,7 @@ func TestGenerateDedupeQueries(t *testing.T) {
 	{
 		// Dedupe with composite keys + no `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("project123", "public", "user_settings")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.BigQueryDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"user_id", "settings"}, false)
 		assert.Len(t, parts, 3)
@@ -72,7 +70,7 @@ func TestGenerateDedupeQueries(t *testing.T) {
 	{
 		// Dedupe with composite keys + `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("project123", "public", "user_settings")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.BigQueryDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"user_id", "settings"}, true)
 		assert.Len(t, parts, 3)

diff --git a/clients/bigquery/bigquery_test.go b/clients/bigquery/bigquery_test.go
@@ -13,7 +13,7 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
-func TestTempTableName(t *testing.T) {
+func TestTempTableIDWithSuffix(t *testing.T) {
 	trimTTL := func(tableName string) string {
 		lastUnderscore := strings.LastIndex(tableName, "_")
 		assert.GreaterOrEqual(t, lastUnderscore, 0)
@@ -26,6 +26,6 @@ func TestTempTableName(t *testing.T) {
 	store := &Store{config: config.Config{BigQuery: &config.BigQuery{ProjectID: "123454321"}}}
 	tableData := optimization.NewTableData(nil, config.Replication, nil, kafkalib.TopicConfig{Database: "db", Schema: "schema"}, "table")
 	tableID := store.IdentifierFor(tableData.TopicConfig(), tableData.Name())
-	tempTableName := shared.TempTableID(tableID, "sUfFiX").FullyQualifiedName()
+	tempTableName := shared.TempTableIDWithSuffix(tableID, "sUfFiX").FullyQualifiedName()
 	assert.Equal(t, "`123454321`.`db`.`table___artie_sUfFiX`", trimTTL(tempTableName))
 }
diff --git a/clients/mssql/store_test.go b/clients/mssql/store_test.go
@@ -13,7 +13,7 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
-func TestTempTableName(t *testing.T) {
+func TestTempTableIDWithSuffix(t *testing.T) {
 	trimTTL := func(tableName string) string {
 		lastUnderscore := strings.LastIndex(tableName, "_")
 		assert.GreaterOrEqual(t, lastUnderscore, 0)
@@ -28,14 +28,14 @@ func TestTempTableName(t *testing.T) {
 		// Schema is "schema":
 		tableData := optimization.NewTableData(nil, config.Replication, nil, kafkalib.TopicConfig{Database: "db", Schema: "schema"}, "table")
 		tableID := store.IdentifierFor(tableData.TopicConfig(), tableData.Name())
-		tempTableName := shared.TempTableID(tableID, "sUfFiX").FullyQualifiedName()
+		tempTableName := shared.TempTableIDWithSuffix(tableID, "sUfFiX").FullyQualifiedName()
 		assert.Equal(t, `"schema"."table___artie_sUfFiX"`, trimTTL(tempTableName))
 	}
 	{
 		// Schema is "public" -> "dbo":
 		tableData := optimization.NewTableData(nil, config.Replication, nil, kafkalib.TopicConfig{Database: "db", Schema: "public"}, "table")
 		tableID := store.IdentifierFor(tableData.TopicConfig(), tableData.Name())
-		tempTableName := shared.TempTableID(tableID, "sUfFiX").FullyQualifiedName()
+		tempTableName := shared.TempTableIDWithSuffix(tableID, "sUfFiX").FullyQualifiedName()
 		assert.Equal(t, `"dbo"."table___artie_sUfFiX"`, trimTTL(tempTableName))
 	}
 }
diff --git a/clients/redshift/redshift.go b/clients/redshift/redshift.go
@@ -2,7 +2,6 @@ package redshift
 
 import (
 	"fmt"
-	"strings"
 
 	_ "github.com/lib/pq"
 
@@ -17,7 +16,6 @@ import (
 	"github.com/artie-labs/transfer/lib/optimization"
 	"github.com/artie-labs/transfer/lib/ptr"
 	"github.com/artie-labs/transfer/lib/sql"
-	"github.com/artie-labs/transfer/lib/stringutil"
 )
 
 type Store struct {
@@ -111,7 +109,7 @@ WHERE
 }
 
 func (s *Store) Dedupe(tableID sql.TableIdentifier, primaryKeys []string, includeArtieUpdatedAt bool) error {
-	stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+	stagingTableID := shared.TempTableID(tableID)
 	dedupeQueries := s.Dialect().BuildDedupeQueries(tableID, stagingTableID, primaryKeys, includeArtieUpdatedAt)
 	return destination.ExecStatements(s, dedupeQueries)
 }

diff --git a/clients/redshift/redshift_dedupe_test.go b/clients/redshift/redshift_dedupe_test.go
@@ -2,19 +2,17 @@ package redshift
 
 import (
 	"fmt"
-	"strings"
 
 	"github.com/artie-labs/transfer/clients/redshift/dialect"
 	"github.com/artie-labs/transfer/clients/shared"
-	"github.com/artie-labs/transfer/lib/stringutil"
 	"github.com/stretchr/testify/assert"
 )
 
 func (r *RedshiftTestSuite) Test_GenerateDedupeQueries() {
 	{
 		// Dedupe with one primary key + no `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("public", "customers")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.RedshiftDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"id"}, false)
 		assert.Len(r.T(), parts, 3)
@@ -29,7 +27,7 @@ func (r *RedshiftTestSuite) Test_GenerateDedupeQueries() {
 	{
 		// Dedupe with one primary key + `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("public", "customers")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.RedshiftDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"id"}, true)
 		assert.Len(r.T(), parts, 3)
@@ -44,7 +42,7 @@ func (r *RedshiftTestSuite) Test_GenerateDedupeQueries() {
 	{
 		// Dedupe with composite keys + no `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("public", "user_settings")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.RedshiftDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"user_id", "settings"}, false)
 		assert.Len(r.T(), parts, 3)
@@ -59,7 +57,7 @@ func (r *RedshiftTestSuite) Test_GenerateDedupeQueries() {
 	{
 		// Dedupe with composite keys + `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("public", "user_settings")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.RedshiftDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"user_id", "settings"}, true)
 		assert.Len(r.T(), parts, 3)

diff --git a/clients/redshift/redshift_test.go b/clients/redshift/redshift_test.go
@@ -13,7 +13,7 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
-func TestTempTableName(t *testing.T) {
+func TestTempTableIDWithSuffix(t *testing.T) {
 	trimTTL := func(tableName string) string {
 		lastUnderscore := strings.LastIndex(tableName, "_")
 		assert.GreaterOrEqual(t, lastUnderscore, 0)
@@ -25,6 +25,6 @@ func TestTempTableName(t *testing.T) {
 
 	tableData := optimization.NewTableData(nil, config.Replication, nil, kafkalib.TopicConfig{Database: "db", Schema: "schema"}, "table")
 	tableID := (&Store{}).IdentifierFor(tableData.TopicConfig(), tableData.Name())
-	tempTableName := shared.TempTableID(tableID, "sUfFiX").FullyQualifiedName()
+	tempTableName := shared.TempTableIDWithSuffix(tableID, "sUfFiX").FullyQualifiedName()
 	assert.Equal(t, `schema."table___artie_suffix"`, trimTTL(tempTableName))
 }
diff --git a/clients/shared/merge.go b/clients/shared/merge.go
@@ -69,7 +69,7 @@ func Merge(dwh destination.DataWarehouse, tableData *optimization.TableData, opt
 		return fmt.Errorf("failed to merge columns from destination: %w", err)
 	}
 
-	temporaryTableID := TempTableID(dwh.IdentifierFor(tableData.TopicConfig(), tableData.Name()), tableData.TempTableSuffix())
+	temporaryTableID := TempTableIDWithSuffix(dwh.IdentifierFor(tableData.TopicConfig(), tableData.Name()), tableData.TempTableSuffix())
 	if err = dwh.PrepareTemporaryTable(tableData, tableConfig, temporaryTableID, types.AdditionalSettings{}, true); err != nil {
 		return fmt.Errorf("failed to prepare temporary table: %w", err)
 	}

diff --git a/clients/shared/temp_table.go b/clients/shared/temp_table.go
@@ -2,13 +2,19 @@ package shared
 
 import (
 	"fmt"
+	"strings"
 	"time"
 
 	"github.com/artie-labs/transfer/lib/config/constants"
 	"github.com/artie-labs/transfer/lib/sql"
+	"github.com/artie-labs/transfer/lib/stringutil"
 )
 
-func TempTableID(tableID sql.TableIdentifier, suffix string) sql.TableIdentifier {
+func TempTableID(tableID sql.TableIdentifier) sql.TableIdentifier {
+	return TempTableIDWithSuffix(tableID, strings.ToLower(stringutil.Random(5)))
+}
+
+func TempTableIDWithSuffix(tableID sql.TableIdentifier, suffix string) sql.TableIdentifier {
 	tempTable := fmt.Sprintf(
 		"%s_%s_%s_%d",
 		tableID.Table(),

diff --git a/clients/snowflake/snowflake.go b/clients/snowflake/snowflake.go
@@ -2,7 +2,6 @@ package snowflake
 
 import (
 	"fmt"
-	"strings"
 
 	"github.com/snowflakedb/gosnowflake"
 
@@ -17,7 +16,6 @@ import (
 	"github.com/artie-labs/transfer/lib/optimization"
 	"github.com/artie-labs/transfer/lib/ptr"
 	"github.com/artie-labs/transfer/lib/sql"
-	"github.com/artie-labs/transfer/lib/stringutil"
 )
 
 const maxRetries = 10
@@ -131,7 +129,7 @@ func (s *Store) reestablishConnection() error {
 // Dedupe takes a table and will remove duplicates based on the primary key(s).
 // These queries are inspired and modified from: https://stackoverflow.com/a/71515946
 func (s *Store) Dedupe(tableID sql.TableIdentifier, primaryKeys []string, includeArtieUpdatedAt bool) error {
-	stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+	stagingTableID := shared.TempTableID(tableID)
 	dedupeQueries := s.Dialect().BuildDedupeQueries(tableID, stagingTableID, primaryKeys, includeArtieUpdatedAt)
 	return destination.ExecStatements(s, dedupeQueries)
 }

diff --git a/clients/snowflake/snowflake_dedupe_test.go b/clients/snowflake/snowflake_dedupe_test.go
@@ -2,20 +2,18 @@ package snowflake
 
 import (
 	"fmt"
-	"strings"
 	"testing"
 
 	"github.com/artie-labs/transfer/clients/shared"
 	"github.com/artie-labs/transfer/clients/snowflake/dialect"
-	"github.com/artie-labs/transfer/lib/stringutil"
 	"github.com/stretchr/testify/assert"
 )
 
 func TestGenerateDedupeQueries(t *testing.T) {
 	{
 		// Dedupe with one primary key + no `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("db", "public", "customers")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.SnowflakeDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"id"}, false)
 		assert.Len(t, parts, 3)
@@ -30,7 +28,7 @@ func TestGenerateDedupeQueries(t *testing.T) {
 	{
 		// Dedupe with one primary key + `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("db", "public", "customers")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.SnowflakeDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"id"}, true)
 		assert.Len(t, parts, 3)
@@ -45,7 +43,7 @@ func TestGenerateDedupeQueries(t *testing.T) {
 	{
 		// Dedupe with composite keys + no `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("db", "public", "user_settings")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.SnowflakeDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"user_id", "settings"}, false)
 		assert.Len(t, parts, 3)
@@ -60,7 +58,7 @@ func TestGenerateDedupeQueries(t *testing.T) {
 	{
 		// Dedupe with composite keys + `__artie_updated_at` flag.
 		tableID := NewTableIdentifier("db", "public", "user_settings")
-		stagingTableID := shared.TempTableID(tableID, strings.ToLower(stringutil.Random(5)))
+		stagingTableID := shared.TempTableID(tableID)
 
 		parts := dialect.SnowflakeDialect{}.BuildDedupeQueries(tableID, stagingTableID, []string{"user_id", "settings"}, true)
 		assert.Len(t, parts, 3)

diff --git a/clients/snowflake/snowflake_test.go b/clients/snowflake/snowflake_test.go
@@ -316,7 +316,7 @@ func (s *SnowflakeTestSuite) TestStore_AdditionalEqualityStrings() {
 	}
 }
 
-func TestTempTableName(t *testing.T) {
+func TestTempTableIDWithSuffix(t *testing.T) {
 	trimTTL := func(tableName string) string {
 		lastUnderscore := strings.LastIndex(tableName, "_")
 		assert.GreaterOrEqual(t, lastUnderscore, 0)
@@ -328,6 +328,6 @@ func TestTempTableName(t *testing.T) {
 
 	tableData := optimization.NewTableData(nil, config.Replication, nil, kafkalib.TopicConfig{Database: "db", Schema: "schema"}, "table")
 	tableID := (&Store{}).IdentifierFor(tableData.TopicConfig(), tableData.Name())
-	tempTableName := shared.TempTableID(tableID, "sUfFiX").FullyQualifiedName()
+	tempTableName := shared.TempTableIDWithSuffix(tableID, "sUfFiX").FullyQualifiedName()
 	assert.Equal(t, `db.schema."TABLE___ARTIE_SUFFIX"`, trimTTL(tempTableName))
 }