diff --git a/datafusion/sql/src/planner.rs b/datafusion/sql/src/planner.rs
index 628bcb2fbdcd..401b0c5aa897 100644
--- a/datafusion/sql/src/planner.rs
+++ b/datafusion/sql/src/planner.rs
@@ -267,7 +267,7 @@ impl<'a, S: ContextProvider> SqlToRel<'a, S> {
     }
 
     /// Returns a vector of (column_name, default_expr) pairs
-    pub(super) fn build_column_defaults(
+    pub fn build_column_defaults(
         &self,
         columns: &Vec<SQLColumnDef>,
         planner_context: &mut PlannerContext,
@@ -372,7 +372,7 @@ impl<'a, S: ContextProvider> SqlToRel<'a, S> {
             })
     }
 
-    pub(crate) fn convert_data_type(&self, sql_type: &SQLDataType) -> Result<DataType> {
+    pub fn convert_data_type(&self, sql_type: &SQLDataType) -> Result<DataType> {
         // First check if any of the registered type_planner can handle this type
         if let Some(type_planner) = self.context_provider.get_type_planner() {
             if let Some(data_type) = type_planner.plan_type(sql_type)? {
@@ -566,7 +566,7 @@ impl<'a, S: ContextProvider> SqlToRel<'a, S> {
             | SQLDataType::MediumText
             | SQLDataType::LongText
             | SQLDataType::Bit(_)
-            |SQLDataType::BitVarying(_)
+            | SQLDataType::BitVarying(_)
             => not_impl_err!(
                 "Unsupported SQL type {sql_type:?}"
             ),
diff --git a/datafusion/sql/src/statement.rs b/datafusion/sql/src/statement.rs
index dfd3a4fd76a2..80c087b578a9 100644
--- a/datafusion/sql/src/statement.rs
+++ b/datafusion/sql/src/statement.rs
@@ -71,7 +71,7 @@ fn ident_to_string(ident: &Ident) -> String {
     normalize_ident(ident.to_owned())
 }
 
-fn object_name_to_string(object_name: &ObjectName) -> String {
+pub fn object_name_to_string(object_name: &ObjectName) -> String {
     object_name
         .0
         .iter()
@@ -94,7 +94,9 @@ fn get_schema_name(schema_name: &SchemaName) -> String {
 
 /// Construct `TableConstraint`(s) for the given columns by iterating over
 /// `columns` and extracting individual inline constraint definitions.
-fn calc_inline_constraints_from_columns(columns: &[ColumnDef]) -> Vec<TableConstraint> {
+pub fn calc_inline_constraints_from_columns(
+    columns: &[ColumnDef],
+) -> Vec<TableConstraint> {
     let mut constraints = vec![];
     for column in columns {
         for ast::ColumnOptionDef { name, option } in &column.options {
@@ -1418,7 +1420,7 @@ impl<S: ContextProvider> SqlToRel<'_, S> {
     }
 
     /// Convert each [TableConstraint] to corresponding [Constraint]
-    fn new_constraint_from_table_constraints(
+    pub fn new_constraint_from_table_constraints(
         constraints: &[TableConstraint],
         df_schema: &DFSchemaRef,
     ) -> Result<Constraints> {
@@ -2097,7 +2099,7 @@ ON p.function_name = r.routine_name
     }
 
     /// Return true if there is a table provider available for "schema.table"
-    fn has_table(&self, schema: &str, table: &str) -> bool {
+    pub fn has_table(&self, schema: &str, table: &str) -> bool {
         let tables_reference = TableReference::Partial {
             schema: schema.into(),
             table: table.into(),
diff --git a/datafusion/sql/src/utils.rs b/datafusion/sql/src/utils.rs
index 74ead8cf94ea..74c9ec28bca9 100644
--- a/datafusion/sql/src/utils.rs
+++ b/datafusion/sql/src/utils.rs
@@ -230,10 +230,7 @@ pub fn window_expr_common_partition_keys(window_exprs: &[Expr]) -> Result<&[Expr
 
 /// Returns a validated `DataType` for the specified precision and
 /// scale
-pub(crate) fn make_decimal_type(
-    precision: Option<u64>,
-    scale: Option<u64>,
-) -> Result<DataType> {
+pub fn make_decimal_type(precision: Option<u64>, scale: Option<u64>) -> Result<DataType> {
     // postgres like behavior
     let (precision, scale) = match (precision, scale) {
         (Some(p), Some(s)) => (p as u8, s as i8),
@@ -261,7 +258,7 @@ pub(crate) fn make_decimal_type(
 }
 
 /// Normalize an owned identifier to a lowercase string, unless the identifier is quoted.
-pub(crate) fn normalize_ident(id: Ident) -> String {
+pub fn normalize_ident(id: Ident) -> String {
     match id.quote_style {
         Some(_) => id.value,
         None => id.value.to_ascii_lowercase(),