feat: add connector for Parseable (#32052)

superset/db_engine_specs/parseable.py

@@ -0,0 +1,84 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+from __future__ import annotations
+
+from datetime import datetime
+from typing import Any, TYPE_CHECKING
+
+from sqlalchemy import types
+
+from superset.constants import TimeGrain
+from superset.db_engine_specs.base import BaseEngineSpec
+
+if TYPE_CHECKING:
+    from superset.connectors.sqla.models import TableColumn
+    from superset.models.core import Database
+
+
+class ParseableEngineSpec(BaseEngineSpec):
+    """Engine spec for Parseable log analytics database."""
+
+    engine = "parseable"
+    engine_name = "Parseable"
+
+    _time_grain_expressions = {
+        None: "{col}",
+        TimeGrain.SECOND: "date_trunc('second', {col})",
+        TimeGrain.MINUTE: "date_trunc('minute', {col})",
+        TimeGrain.HOUR: "date_trunc('hour', {col})",
+        TimeGrain.DAY: "date_trunc('day', {col})",
+        TimeGrain.WEEK: "date_trunc('week', {col})",
+        TimeGrain.MONTH: "date_trunc('month', {col})",
+        TimeGrain.QUARTER: "date_trunc('quarter', {col})",
+        TimeGrain.YEAR: "date_trunc('year', {col})",
+    }
+
+    @classmethod
+    def epoch_to_dttm(cls) -> str:
+        return "to_timestamp({col})"
+
+    @classmethod
+    def epoch_ms_to_dttm(cls) -> str:
+        return "to_timestamp({col} / 1000)"
+
+    @classmethod
+    def convert_dttm(
+        cls, target_type: str, dttm: datetime, db_extra: dict[str, Any] | None = None
+    ) -> str | None:
+        sqla_type = cls.get_sqla_column_type(target_type)
+
+        if isinstance(sqla_type, types.TIMESTAMP):
+            return f"'{dttm.strftime('%Y-%m-%dT%H:%M:%S.000')}'"
+        return None
+
+    @classmethod
+    def alter_new_orm_column(cls, orm_col: TableColumn) -> None:
+        """Handle p_timestamp column specifically for Parseable."""
+        if orm_col.column_name == "p_timestamp":
+            orm_col.python_date_format = "epoch_ms"
+            orm_col.is_dttm = True
+
+    @classmethod
+    def get_extra_params(cls, database: Database) -> dict[str, Any]:
+        """Additional parameters for Parseable connections."""
+        return {
+            "engine_params": {
+                "connect_args": {
+                    "timeout": 300,  # 5 minutes timeout
+                }
+            }
+        }