From 137fb3e956bebabb812984e1904e5fb01a78b9ad Mon Sep 17 00:00:00 2001
From: Alex Duan <417921451@qq.com>
Date: Fri, 14 Oct 2022 14:21:46 +0800
Subject: [PATCH 1/3] feat(shell): modify introduction

---
 tools/shell/src/shellAuto.c | 25 ++++++++++++-------------
 1 file changed, 12 insertions(+), 13 deletions(-)

diff --git a/tools/shell/src/shellAuto.c b/tools/shell/src/shellAuto.c
index 8aafd747af..92f9aedfca 100644
--- a/tools/shell/src/shellAuto.c
+++ b/tools/shell/src/shellAuto.c
@@ -325,19 +325,18 @@ int        cntDel = 0;        // delete byte count after next press tab
 
 // show auto tab introduction
 void printfIntroduction() {
-  printf("   ****************************  How To Use TAB Key  ********************************\n");
-  printf("   *   TDengine Command Line supports pressing TAB key to complete word,            *\n");
-  printf("   *   including database name, table name, function name and keywords.             *\n");
-  printf("   *   Press TAB key anywhere, you'll get surprise.                                 *\n");
-  printf("   *   KEYBOARD SHORTCUT:                                                           *\n");
-  printf("   *    [ TAB ]        ......  Complete the word or show help if no input           *\n");
-  printf("   *    [ Ctrl + A ]   ......  move cursor to [A]head of line                       *\n");
-  printf("   *    [ Ctrl + E ]   ......  move cursor to [E]nd of line                         *\n");
-  printf("   *    [ Ctrl + W ]   ......  move cursor to line of middle                        *\n");
-  printf("   *    [ Ctrl + L ]   ......  clean screen                                         *\n");
-  printf("   *    [ Ctrl + K ]   ......  clean after cursor                                   *\n");
-  printf("   *    [ Ctrl + U ]   ......  clean before cursor                                  *\n");
-  printf("   *                                                                                *\n");
+  printf("   ******************************  Tab Completion  **********************************\n");
+  printf("   *   The TDengine CLI supports tab completion for a variety of items,             *\n");
+  printf("   *   including database names, table names, function names and keywords.          *\n");
+  printf("   *   The full list of shortcut keys is as follows:                                *\n");
+  printf("   *    [ TAB ]        ......  complete the current word                            *\n");
+  printf("   *                   ......  if used on a blank line, display all valid commands  *\n");
+  printf("   *    [ Ctrl + A ]   ......  move cursor to the st[A]rt of the line               *\n");
+  printf("   *    [ Ctrl + E ]   ......  move cursor to the [E]nd of the line                 *\n");
+  printf("   *    [ Ctrl + W ]   ......  move cursor to the middle of the line                *\n");
+  printf("   *    [ Ctrl + L ]   ......  clear the entire screen                              *\n");
+  printf("   *    [ Ctrl + K ]   ......  clear the screen after the cursor                    *\n");
+  printf("   *    [ Ctrl + U ]   ......  clear the screen before the cursor                   *\n");
   printf("   **********************************************************************************\n\n");
 }
 

From 301ba0e97c24d114425534d9c620c859b5a30581 Mon Sep 17 00:00:00 2001
From: Alex Duan <417921451@qq.com>
Date: Fri, 14 Oct 2022 15:22:48 +0800
Subject: [PATCH 2/3] feat(shell): modify introduction

---
 tools/shell/src/shellAuto.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/shell/src/shellAuto.c b/tools/shell/src/shellAuto.c
index 92f9aedfca..75dc34a011 100644
--- a/tools/shell/src/shellAuto.c
+++ b/tools/shell/src/shellAuto.c
@@ -341,7 +341,7 @@ void printfIntroduction() {
 }
 
 void showHelp() {
-  printf("\nThe following are supported commands for TDengine Command Line:");
+  printf("\nFollowing are the commands supported by TDengine command line:");
   printf(
       "\n\
   ----- A ----- \n\

From 71d96333d3794a504a95bf63ddf2e0c4bcfac8af Mon Sep 17 00:00:00 2001
From: Alex Duan <417921451@qq.com>
Date: Fri, 14 Oct 2022 15:29:23 +0800
Subject: [PATCH 3/3] feat(shell): modify instroduction1

---
 tools/shell/src/shellAuto.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/shell/src/shellAuto.c b/tools/shell/src/shellAuto.c
index 75dc34a011..46eaf6cff1 100644
--- a/tools/shell/src/shellAuto.c
+++ b/tools/shell/src/shellAuto.c
@@ -341,7 +341,7 @@ void printfIntroduction() {
 }
 
 void showHelp() {
-  printf("\nFollowing are the commands supported by TDengine command line:");
+  printf("\nThe TDengine CLI supports the following commands:");
   printf(
       "\n\
   ----- A ----- \n\