diff --git a/pkg/cmd/datastore/datastore.go b/pkg/cmd/datastore/datastore.go
index 00f01eb575..c35590d135 100644
--- a/pkg/cmd/datastore/datastore.go
+++ b/pkg/cmd/datastore/datastore.go
@@ -133,11 +133,10 @@ type Config struct {
 	GCMaxOperationTime time.Duration `debugmap:"visible"`
 
 	// Spanner
-	SpannerCredentialsFile               string `debugmap:"visible"`
-	SpannerEmulatorHost                  string `debugmap:"visible"`
-	SpannerMinSessions                   uint64 `debugmap:"visible"`
-	SpannerMaxSessions                   uint64 `debugmap:"visible"`
-	SpannerEstimatedBytesPerRelationship uint64 `debugmap:"visible"`
+	SpannerCredentialsFile string `debugmap:"visible"`
+	SpannerEmulatorHost    string `debugmap:"visible"`
+	SpannerMinSessions     uint64 `debugmap:"visible"`
+	SpannerMaxSessions     uint64 `debugmap:"visible"`
 
 	// MySQL
 	TablePrefix string `debugmap:"visible"`
diff --git a/pkg/cmd/datastore/zz_generated.options.go b/pkg/cmd/datastore/zz_generated.options.go
index 34644bca28..e3457544c4 100644
--- a/pkg/cmd/datastore/zz_generated.options.go
+++ b/pkg/cmd/datastore/zz_generated.options.go
@@ -63,7 +63,6 @@ func (c *Config) ToOption() ConfigOption {
 		to.SpannerEmulatorHost = c.SpannerEmulatorHost
 		to.SpannerMinSessions = c.SpannerMinSessions
 		to.SpannerMaxSessions = c.SpannerMaxSessions
-		to.SpannerEstimatedBytesPerRelationship = c.SpannerEstimatedBytesPerRelationship
 		to.TablePrefix = c.TablePrefix
 		to.WatchBufferLength = c.WatchBufferLength
 		to.WatchBufferWriteTimeout = c.WatchBufferWriteTimeout
@@ -106,7 +105,6 @@ func (c Config) DebugMap() map[string]any {
 	debugMap["SpannerEmulatorHost"] = helpers.DebugValue(c.SpannerEmulatorHost, false)
 	debugMap["SpannerMinSessions"] = helpers.DebugValue(c.SpannerMinSessions, false)
 	debugMap["SpannerMaxSessions"] = helpers.DebugValue(c.SpannerMaxSessions, false)
-	debugMap["SpannerEstimatedBytesPerRelationship"] = helpers.DebugValue(c.SpannerEstimatedBytesPerRelationship, false)
 	debugMap["TablePrefix"] = helpers.DebugValue(c.TablePrefix, false)
 	debugMap["WatchBufferLength"] = helpers.DebugValue(c.WatchBufferLength, false)
 	debugMap["WatchBufferWriteTimeout"] = helpers.DebugValue(c.WatchBufferWriteTimeout, false)
@@ -368,13 +366,6 @@ func WithSpannerMaxSessions(spannerMaxSessions uint64) ConfigOption {
 	}
 }
 
-// WithSpannerEstimatedBytesPerRelationship returns an option that can set SpannerEstimatedBytesPerRelationship on a Config
-func WithSpannerEstimatedBytesPerRelationship(spannerEstimatedBytesPerRelationship uint64) ConfigOption {
-	return func(c *Config) {
-		c.SpannerEstimatedBytesPerRelationship = spannerEstimatedBytesPerRelationship
-	}
-}
-
 // WithTablePrefix returns an option that can set TablePrefix on a Config
 func WithTablePrefix(tablePrefix string) ConfigOption {
 	return func(c *Config) {