From f3c00511b54e8e3055500f2e49069a9ec23944b0 Mon Sep 17 00:00:00 2001
From: mashuai <hitmashuai@gmail.com>
Date: Wed, 29 Jul 2020 13:54:41 +0800
Subject: [PATCH 1/2] support MySQL quote style like `BEGIN`

---
 src/dialect/mysql.rs     | 4 ++++
 tests/sqlparser_mysql.rs | 6 +++---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/dialect/mysql.rs b/src/dialect/mysql.rs
index e0b4e21c46..a4aaafe6b3 100644
--- a/src/dialect/mysql.rs
+++ b/src/dialect/mysql.rs
@@ -30,4 +30,8 @@ impl Dialect for MySqlDialect {
     fn is_identifier_part(&self, ch: char) -> bool {
         self.is_identifier_start(ch) || (ch >= '0' && ch <= '9')
     }
+
+    fn is_delimited_identifier_start(&self, ch: char) -> bool {
+        ch == '`'
+    }
 }
diff --git a/tests/sqlparser_mysql.rs b/tests/sqlparser_mysql.rs
index 4e49a6348e..20d38baad7 100644
--- a/tests/sqlparser_mysql.rs
+++ b/tests/sqlparser_mysql.rs
@@ -100,13 +100,13 @@ fn parse_show_columns() {
 
 #[test]
 fn parse_create_table_auto_increment() {
-    let sql = "CREATE TABLE foo (bar INT PRIMARY KEY AUTO_INCREMENT)";
+    let sql = "CREATE TABLE `foo` (`bar` INT PRIMARY KEY AUTO_INCREMENT)";
     match mysql().verified_stmt(sql) {
         Statement::CreateTable { name, columns, .. } => {
-            assert_eq!(name.to_string(), "foo");
+            assert_eq!(name.to_string(), "`foo`");
             assert_eq!(
                 vec![ColumnDef {
-                    name: "bar".into(),
+                    name: Ident::with_quote('`', "bar"),
                     data_type: DataType::Int,
                     collation: None,
                     options: vec![

From 344ac3f6296c69fa98e638ac45b768e663a12889 Mon Sep 17 00:00:00 2001
From: mashuai <hitmashuai@gmail.com>
Date: Thu, 30 Jul 2020 08:30:00 +0800
Subject: [PATCH 2/2] use a seperate test to test parse quote identifier

---
 tests/sqlparser_mysql.rs | 29 ++++++++++++++++++++++++++---
 1 file changed, 26 insertions(+), 3 deletions(-)

diff --git a/tests/sqlparser_mysql.rs b/tests/sqlparser_mysql.rs
index 20d38baad7..c0fc8c8ba6 100644
--- a/tests/sqlparser_mysql.rs
+++ b/tests/sqlparser_mysql.rs
@@ -100,13 +100,13 @@ fn parse_show_columns() {
 
 #[test]
 fn parse_create_table_auto_increment() {
-    let sql = "CREATE TABLE `foo` (`bar` INT PRIMARY KEY AUTO_INCREMENT)";
+    let sql = "CREATE TABLE foo (bar INT PRIMARY KEY AUTO_INCREMENT)";
     match mysql().verified_stmt(sql) {
         Statement::CreateTable { name, columns, .. } => {
-            assert_eq!(name.to_string(), "`foo`");
+            assert_eq!(name.to_string(), "foo");
             assert_eq!(
                 vec![ColumnDef {
-                    name: Ident::with_quote('`', "bar"),
+                    name: Ident::new("bar"),
                     data_type: DataType::Int,
                     collation: None,
                     options: vec![
@@ -129,6 +129,29 @@ fn parse_create_table_auto_increment() {
     }
 }
 
+#[test]
+fn parse_quote_identifiers() {
+    let sql = "CREATE TABLE `PRIMARY` (`BEGIN` INT PRIMARY KEY)";
+    match mysql().verified_stmt(sql) {
+        Statement::CreateTable { name, columns, .. } => {
+            assert_eq!(name.to_string(), "`PRIMARY`");
+            assert_eq!(
+                vec![ColumnDef {
+                    name: Ident::with_quote('`', "BEGIN"),
+                    data_type: DataType::Int,
+                    collation: None,
+                    options: vec![ColumnOptionDef {
+                        name: None,
+                        option: ColumnOption::Unique { is_primary: true }
+                    }],
+                }],
+                columns
+            );
+        }
+        _ => unreachable!(),
+    }
+}
+
 fn mysql() -> TestedDialects {
     TestedDialects {
         dialects: vec![Box::new(MySqlDialect {})],