refactor: rename table function to admin function (#5636)

* refactor: rename table function to admin function

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>

* format

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>

---------

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>

src/common/function/src/admin.rs

@@ -26,9 +26,9 @@ use crate::flush_flow::FlushFlowFunction;
 use crate::function_registry::FunctionRegistry;
 
 /// Table functions
-pub(crate) struct TableFunction;
+pub(crate) struct AdminFunction;
 
-impl TableFunction {
+impl AdminFunction {
     /// Register all table functions to [`FunctionRegistry`].
     pub fn register(registry: &FunctionRegistry) {
         registry.register_async(Arc::new(MigrateRegionFunction));

src/common/function/src/function_registry.rs

@@ -18,6 +18,7 @@ use std::sync::{Arc, RwLock};
 
 use once_cell::sync::Lazy;
 
+use crate::admin::AdminFunction;
 use crate::function::{AsyncFunctionRef, FunctionRef};
 use crate::scalars::aggregate::{AggregateFunctionMetaRef, AggregateFunctions};
 use crate::scalars::date::DateFunction;
@@ -30,7 +31,6 @@ use crate::scalars::timestamp::TimestampFunction;
 use crate::scalars::uddsketch_calc::UddSketchCalcFunction;
 use crate::scalars::vector::VectorFunction;
 use crate::system::SystemFunction;
-use crate::table::TableFunction;
 
 #[derive(Default)]
 pub struct FunctionRegistry {
@@ -118,7 +118,7 @@ pub static FUNCTION_REGISTRY: Lazy<Arc<FunctionRegistry>> = Lazy::new(|| {
 
     // System and administration functions
     SystemFunction::register(&function_registry);
-    TableFunction::register(&function_registry);
+    AdminFunction::register(&function_registry);
 
     // Json related functions
     JsonFunction::register(&function_registry);

src/common/function/src/lib.rs

@@ -15,11 +15,11 @@
 #![feature(let_chains)]
 #![feature(try_blocks)]
 
+mod admin;
 mod flush_flow;
 mod macros;
 pub mod scalars;
 mod system;
-mod table;
 
 pub mod aggr;
 pub mod function;