bugfix

README.md

@@ -14,15 +14,73 @@ SQLOR is a database api for python3, it is base on the python's DBAPI2
 
 ## requirements
 
-* python 3.5 or above
+* python 3.9 or above
 * asyncio
 * Oracle DBAPI2 driver(cx_Oracle)
-* MySQL DBAPI2 driver(mysql-connector)
+* Postgresql DBAPI2 driver(aiopg)
-* Postgresql DBAPI2 driver(psycopg2-binrary)
 * Asynchronous MySQL driver(aiomysql)
 * Asynchronous Postgresql driver(aiopg)
+* clickhouse(clickhouse-connect)
 * Other driver can be easy integreated
 
+## Support Database Types
+* oracle
+* mysql, mariadb
+* TiDB
+* clickHouse
+* DuckDB
+* PostgreSQL
+* MsSQL
+
+## Database Description json format
+password in json data is encrypted by aes.
+
+* mysql, tidb, mariadb
+```
+{
+	"databases":{
+		"mydb":{
+			"driver":"mysql",
+			"kwargs":{
+				"user":"test",
+				"db":"cfae",
+				"password":"test123",
+				"host":"localhost"
+			}
+		}
+	}
+}
+```
+* PostgreSQL
+```
+{
+    "databases":{
+        "mydb":{
+            "driver":"postgresql",
+            "kwargs":{
+                "user":"test",
+                "dbname":"cfae",
+                "password":"test123",
+                "host":"localhost"
+            }
+        }
+    }
+}
+```
+* duckdb
+```
+{
+    "databases":{
+        "mydb":{
+            "driver":"duckdb",
+            "kwargs":{
+                "dbfile":"ttt.ddb"
+            }
+        }
+    }
+}
+```
+
 ## Using
 
 ```
@@ -31,11 +89,8 @@ import asyncio
 from sqlor.dbpools  import DBPools, sqlorContext
 
 dbs={
-        "aiocfae":{
+        "mydb":{
-                "driver":"aiomysql",
+                "driver":"mysql",
-                "async_mode":True,
-                "coding":"utf8",
-                "dbname":"cfae",
                 "kwargs":{
                         "user":"test",
                         "db":"cfae",

setup.cfg

@@ -12,8 +12,9 @@ packages = find:
 requires_python = >=3.8
 install_requires = 
 	aiomysql
+	aiopg
 	duckdb
-	clickhouse-connect
+	clickhouse-driver
 	PyMySQL
 	aiosqlite
 	asyncio

sqlor/clickhouseor.py

@@ -1,4 +1,6 @@
 # -*- coding:utf8 -*-
+# pip install clickhouse-driver
+from clickhouse_driver import Client
 from appPublic.argsConvert import ArgsConvert, ConditionConvert
 from .sor import SQLor
 from .ddl_template_clickhouse import clickhouse_ddl_tmpl
@@ -95,3 +97,10 @@ WHERE database = '%s' AND table = '%s' AND is_in_primary_key = 1;
         # ClickHouse 不支持外键
         return "SELECT 'ClickHouse does not support foreign keys' AS msg;"
 
+	async def connect(self):
+		self.conn = Client(**self.dbdesc)
+		self.cur = self.conn
+	
+	async def close(self):
+		self.conn.close()
+	

sqlor/dbpools.py

@@ -21,7 +21,6 @@ from .oracleor import Oracleor
 from .sqlite3or import SQLite3or
 from .aiosqliteor import Aiosqliteor
 from .mysqlor import MySqlor
-from .aiomysqlor import AioMysqlor
 from .aiopostgresqlor import AioPostgresqlor
 
 def sqlorFactory(dbdesc):

sqlor/duckdbor.py

@@ -1,4 +1,5 @@
 # -*- coding:utf8 -*-
+import duckdb
 from appPublic.argsConvert import ArgsConvert, ConditionConvert
 from .sor import SQLor
 from .const import ROWS
@@ -117,3 +118,15 @@ class DuckDBor(SQLor):
 			sqlcmd += f" AND lower(table_name) = '{tablename.lower()}'"
 		return sqlcmd
 
+	async def connect(self):
+		self.conn = duckdb.connect(self.dbdesc.dbfile)
+		self.cur = self.conn
+		self.dbname = None
+	
+	async def close(self):
+		self.conn.close()
+	
+	def unpassword(self):
+		pass
+
+

sqlor/sor.py

@@ -90,8 +90,9 @@ class SQLor(object):
 		self.metadatas={}
 
 	def unpassword(self):
-		key=getConfig().password_key
+		if self.dbdesc.password:
-		self.dbdesc.password = aes_decode_b64(key, self.dbdesc.password)
+			key=getConfig().password_key
+			self.dbdesc.password = aes_decode_b64(key, self.dbdesc.password)
 
 	async def get_schema(self):
 		def concat_idx_info(idxs):