refactor(sqlite): port to SQLGlot (#8154)

Port the SQLite backend to sqlglot

Co-authored-by: Phillip Cloud <417981+cpcloud@users.noreply.github.com>

.github/workflows/ibis-backends.yml

@@ -83,10 +83,10 @@ jobs:
             title: Pandas
             extras:
               - pandas
-          # - name: sqlite
-          #   title: SQLite
-          #   extras:
-          #     - sqlite
+          - name: sqlite
+            title: SQLite
+            extras:
+              - sqlite
           - name: datafusion
             title: Datafusion
             extras:

ibis/backends/base/sqlglot/datatypes.py

@@ -631,6 +631,26 @@ def _from_ibis_Struct(cls, dtype: dt.Struct) -> sge.DataType:
 class SQLiteType(SqlglotType):
     dialect = "sqlite"
 
+    @classmethod
+    def _from_sqlglot_INT(cls) -> dt.Int64:
+        return dt.Int64(nullable=cls.default_nullable)
+
+    @classmethod
+    def _from_sqlglot_FLOAT(cls) -> dt.Float64:
+        return dt.Float64(nullable=cls.default_nullable)
+
+    @classmethod
+    def _from_ibis_Array(cls, dtype: dt.Array) -> NoReturn:
+        raise com.UnsupportedBackendType("Array types aren't supported in SQLite")
+
+    @classmethod
+    def _from_ibis_Map(cls, dtype: dt.Map) -> NoReturn:
+        raise com.UnsupportedBackendType("Map types aren't supported in SQLite")
+
+    @classmethod
+    def _from_ibis_Struct(cls, dtype: dt.Struct) -> sge.DataType:
+        raise com.UnsupportedBackendType("Struct types aren't supported in SQLite")
+
 
 class ImpalaType(SqlglotType):
     dialect = "impala"

ibis/backends/conftest.py

@@ -570,20 +570,19 @@ def ddl_con(ddl_backend):
     params=_get_backends_to_test(
         keep=(
             "risingwave",
-            "sqlite",
         )
     ),
     scope="session",
 )
 def alchemy_backend(request, data_dir, tmp_path_factory, worker_id):
     """Set up the SQLAlchemy-based backends."""
-    return _setup_backend(request, data_dir, tmp_path_factory, worker_id)
+    pytest.skip("No SQLAlchemy backends remaining")
 
 
 @pytest.fixture(scope="session")
 def alchemy_con(alchemy_backend):
     """Instance of Client, already connected to the db (if applies)."""
-    return alchemy_backend.connection
+    pytest.skip("No SQLAlchemy backends remaining")
 
 
 @pytest.fixture(