remove redundant ColumnInfo model

Signed-off-by: varun-edachali-dbx <varun.edachali@databricks.com>

Author: varun-edachali-dbx

src/databricks/sql/backend/sea/models/__init__.py

@@ -9,7 +9,6 @@
     StatementStatus,
     ExternalLink,
     ResultData,
-    ColumnInfo,
     ResultManifest,
 )
 
@@ -35,7 +34,6 @@
     "StatementStatus",
     "ExternalLink",
     "ResultData",
-    "ColumnInfo",
     "ResultManifest",
     # Request models
     "StatementParameter",

src/databricks/sql/backend/sea/models/base.py

@@ -67,25 +67,12 @@ class ResultData:
     attachment: Optional[bytes] = None
 
 
-@dataclass
-class ColumnInfo:
-    """Information about a column in the result set."""
-
-    name: str
-    type_name: str
-    type_text: str
-    nullable: bool = True
-    precision: Optional[int] = None
-    scale: Optional[int] = None
-    ordinal_position: Optional[int] = None
-
-
 @dataclass
 class ResultManifest:
     """Manifest information for a result set."""
 
     format: str
-    schema: Dict[str, Any]  # Will contain column information
+    schema: Dict[str, Any]
     total_row_count: int
     total_byte_count: int
     total_chunk_count: int