Patch to deal with backticked identifiers in GenericDialect

Author: bitemyapp

src/dialect/mod.rs

@@ -57,7 +57,7 @@ pub trait Dialect: Debug + Any {
     /// MySQL, MS SQL, and sqlite). You can accept one of characters listed
     /// in `Word::matching_end_quote` here
     fn is_delimited_identifier_start(&self, ch: char) -> bool {
-        ch == '"'
+        ch == '"' || ch == '`'
     }
     /// Determine if quoted characters are proper for identifier
     fn is_proper_identifier_inside_quotes(&self, mut _chars: Peekable<Chars<'_>>) -> bool {

tests/sqlparser_hive.rs

@@ -29,6 +29,12 @@ fn parse_table_create() {
     hive().verified_stmt(iof);
 }
 
+#[test]
+fn parse_describe() {
+    let describe = r#"DESCRIBE namespace.`table`"#;
+    hive().verified_stmt(describe);
+}
+
 #[test]
 fn parse_insert_overwrite() {
     let insert_partitions = r#"INSERT OVERWRITE TABLE db.new_table PARTITION (a = '1', b) SELECT a, b, c FROM db.table"#;