SNOW-646302: Add telemetry for write_pandas (#1242)

Author: sfc-gh-jdu

src/snowflake/connector/pandas_tools.py

@@ -18,6 +18,7 @@
 
 from snowflake.connector import ProgrammingError
 from snowflake.connector.options import pandas
+from snowflake.connector.telemetry import TelemetryData, TelemetryField
 
 if TYPE_CHECKING:  # pragma: no cover
     from .connection import SnowflakeConnection
@@ -279,6 +280,7 @@ def write_pandas(
     )
     logger.debug(f"copying into with '{copy_into_sql}'")
     copy_results = cursor.execute(copy_into_sql, _is_internal=True).fetchall()
+    cursor._log_telemetry_job_data(TelemetryField.PANDAS_WRITE, TelemetryData.TRUE)
     cursor.close()
     return (
         all(e[1] == "LOADED" for e in copy_results),

src/snowflake/connector/telemetry.py

@@ -37,6 +37,8 @@ class TelemetryField(Enum):
     # fetch_arrow_* usage
     ARROW_FETCH_ALL = "client_fetch_arrow_all"
     ARROW_FETCH_BATCHES = "client_fetch_arrow_batches"
+    # write_pandas usage
+    PANDAS_WRITE = "client_write_pandas"
     # imported packages along with client
     IMPORTED_PACKAGES = "client_imported_packages"
     # Keys for telemetry data sent through either in-band or out-of-band telemetry