add connect md:

NEWS.md

@@ -4,6 +4,7 @@
 - Switches to DuckDB to 1.0 version
 - Adds support for `iceberg` tables via DuckDB to read iceberg paths in `db_table` when `iceberg = true` 
 - Adds support for DuckDB's beta `delta_scan` to read delta paths in `db_table` when `delta = true` 
+- Adds `connect()` support for DuckDB MotherDuck 
 
 ## v0.2.3 - 2024-07-07
 - Adds direct path support for `db_table` when using DuckDB

src/TidierDB.jl

@@ -458,6 +458,12 @@ function connect(backend_type::Symbol, db_type::Symbol; access_key::String="", s
     return db
 end
 
-
+function connect(symbol, token::String)
+    if token == "md:"
+        return DBInterface.connect(DuckDB.DB, "md:")
+    else
+        return DBInterface.connect(DuckDB.DB, "md:$token")
+    end 
+end
 
 end

src/docstrings.jl

@@ -987,13 +987,15 @@ This function establishes a database connection based on the specified backend a
 # Connect to Snowflake
 # conn = connect(:snowflake, "ac_id", "token", "Database_name", "Schema_name", "warehouse_name")
 # Connect to DuckDB
-julia> db = connect(:duckdb)
 # connect to Google Cloud via DuckDB
 # google_db = connect(:duckdb, :gbq, access_key="string", secret_key="string")
 # Connect to AWS via DuckDB
 # aws_db = connect2(:duckdb, :aws, aws_access_key_id=get(ENV, "AWS_ACCESS_KEY_ID", "access_key"), aws_secret_access_key=get(ENV, "AWS_SECRET_ACCESS_KEY", "secret_access key"), aws_region=get(ENV, "AWS_DEFAULT_REGION", "us-east-1"))
-
+# Connect to MotherDuck
+# connect(:duckdb, "token") for first connection, vs connect(:duckdb, "md:") for reconnection
+julia> db = connect(:duckdb)
 DuckDB.Connection(":memory:")
+```
 """
 
 const docstring_interpolate =