diff --git a/src/store-api/src/storage/descriptors.rs b/src/store-api/src/storage/descriptors.rs
index 030f8c83b7..f7dbb854e9 100644
--- a/src/store-api/src/storage/descriptors.rs
+++ b/src/store-api/src/storage/descriptors.rs
@@ -59,7 +59,7 @@ impl From<&ColumnDescriptor> for ColumnSchema {
 #[derive(Debug, Clone, PartialEq, Builder)]
 #[builder(pattern = "owned")]
 pub struct RowKeyDescriptor {
-    #[builder(default)]
+    #[builder(default, setter(each(name = "push_column")))]
     pub columns: Vec<ColumnDescriptor>,
     /// Timestamp key column.
     pub timestamp: ColumnDescriptor,
@@ -72,13 +72,14 @@ pub struct RowKeyDescriptor {
 
 /// A [ColumnFamilyDescriptor] contains information to create a column family.
 #[derive(Debug, Clone, PartialEq, Builder)]
+#[builder(pattern = "owned")]
 pub struct ColumnFamilyDescriptor {
     #[builder(default = "consts::DEFAULT_CF_ID")]
     pub cf_id: ColumnFamilyId,
     #[builder(default = "consts::DEFAULT_CF_NAME.to_string()", setter(into))]
     pub name: String,
     /// Descriptors of columns in this column family.
-    #[builder(default)]
+    #[builder(default, setter(each(name = "push_column")))]
     pub columns: Vec<ColumnDescriptor>,
 }
 
@@ -95,6 +96,7 @@ pub struct RegionDescriptor {
     /// Default column family.
     pub default_cf: ColumnFamilyDescriptor,
     /// Extra column families defined by user.
+    #[builder(default, setter(each(name = "push_extra_column_family")))]
     pub extra_cfs: Vec<ColumnFamilyDescriptor>,
 }
 
@@ -110,12 +112,6 @@ impl RowKeyDescriptorBuilder {
         self.columns = Some(Vec::with_capacity(capacity));
         self
     }
-
-    pub fn push_column(mut self, column: ColumnDescriptor) -> Self {
-        let columns = self.columns.get_or_insert_with(Vec::new);
-        columns.push(column);
-        self
-    }
 }
 
 impl ColumnFamilyDescriptorBuilder {
@@ -123,12 +119,6 @@ impl ColumnFamilyDescriptorBuilder {
         self.columns = Some(Vec::with_capacity(capacity));
         self
     }
-
-    pub fn push_column(mut self, column: ColumnDescriptor) -> Self {
-        let columns = self.columns.get_or_insert_with(Vec::new);
-        columns.push(column);
-        self
-    }
 }
 
 #[cfg(test)]