adding keymap for s

src/components/command.rs

@@ -62,6 +62,13 @@ pub fn scroll_to_top_bottom(key: &KeyConfig) -> CommandText {
     )
 }
 
+pub fn sort_by_column(key: &KeyConfig) -> CommandText {
+    CommandText::new(
+        format!("Sort by column [{}]", key.sort_by_column),
+        CMD_GROUP_DATABASES,
+    )
+}
+
 pub fn expand_collapse(key: &KeyConfig) -> CommandText {
     CommandText::new(
         format!("Expand/Collapse [{},{}]", key.scroll_right, key.scroll_left,),

src/config.rs

@@ -101,6 +101,7 @@ pub struct KeyConfig {
     pub scroll_up_multiple_lines: Key,
     pub scroll_to_top: Key,
     pub scroll_to_bottom: Key,
+    pub sort_by_column: Key,
     pub extend_selection_by_one_cell_left: Key,
     pub extend_selection_by_one_cell_right: Key,
     pub extend_selection_by_one_cell_up: Key,
@@ -140,6 +141,7 @@ impl Default for KeyConfig {
             scroll_up_multiple_lines: Key::Ctrl('u'),
             scroll_to_top: Key::Char('g'),
             scroll_to_bottom: Key::Char('G'),
+            sort_by_column: Key::Char('s'),
             extend_selection_by_one_cell_left: Key::Char('H'),
             extend_selection_by_one_cell_right: Key::Char('L'),
             extend_selection_by_one_cell_down: Key::Char('J'),