Merge pull request #266 from bomwo/main

Support Parse MYSQL DDL with 'COLLATE' option & fix class typo

Author: xnuinside

simple_ddl_parser/ddl_parser.py

@@ -168,6 +168,14 @@ def exceptional_cases(self, value: str) -> bool:
             return True
         return False
 
+    def t_COLLATE(self, t: LexToken):
+        r"(?i:COLLATE|COLLATE)\b"
+        if not self.lexer.after_columns:
+            t.type = "COLLATE"
+        else:
+            t.type = "ID"
+        return self.set_last_token(t)
+
     def t_AUTOINCREMENT(self, t: LexToken):
         r"(?i:AUTO_INCREMENT|AUTOINCREMENT)\b"
         if not self.lexer.after_columns:

simple_ddl_parser/output/dialects.py

@@ -86,7 +86,7 @@ class SparkSQL(Dialect):
 
 @dataclass
 @dialect(name="mysql")
-class MySSQL(Dialect):
+class MySQL(Dialect):
     engine: Optional[str] = field(
         default=None, metadata={"exclude_if_not_provided": True}
     )

tests/dialects/test_mysql.py

@@ -592,3 +592,43 @@ def test_column_index():
     ]
 
     assert result == expected
+
+
+def test_table_properties():
+    ddl = """CREATE TABLE `posts`(
+        `integer_column__index` INT NOT NULL INDEX
+    ) ENGINE=InnoDB AUTO_INCREMENT=4682 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='test';"""
+
+    result = DDLParser(ddl).run(output_mode="mysql")
+    expected = [
+        {
+            "alter": {},
+            "checks": [],
+            "auto_increment": "4682",
+            "columns": [
+                {
+                    "check": None,
+                    "default": None,
+                    "index": True,
+                    "name": "`integer_column__index`",
+                    "nullable": False,
+                    "references": None,
+                    "size": None,
+                    "type": "INT",
+                    "unique": False,
+                }
+            ],
+            "comment": "'test'",
+            "default_charset": "utf8mb4",
+            "engine": "InnoDB",
+            "index": [],
+            "partitioned_by": [],
+            "primary_key": [],
+            "schema": None,
+            "table_name": "`posts`",
+            "tablespace": None,
+            "table_properties": {"collate": "utf8mb4_unicode_ci"}
+        }
+    ]
+    assert result == expected
+