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fix(mcp): prevent encoding errors and fix tool bugs on MCP client transports (#38786)

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(cherry picked from commit ed3c5280a9)
This commit is contained in:
Amin Ghadersohi
2026-03-24 05:41:24 -04:00
committed by Michael S. Molina
parent de42d4a986
commit ac8d6b0c53
11 changed files with 193 additions and 31 deletions
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13
superset/sql/execution/executor.py
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@@ -839,13 +839,22 @@ class SQLExecutor:
or app.config.get("CACHE_DEFAULT_TIMEOUT", 300)
)
# Serialize statement results for caching
# Serialize statement results for caching.
# Convert DataFrames to list-of-dicts so the cache backend
# does not need to pickle pandas objects (which can fail to
# deserialize correctly with some backends or pandas versions).
import pandas as pd
cached_data = {
"statements": [
{
"original_sql": stmt.original_sql,
"executed_sql": stmt.executed_sql,
"data": stmt.data,
"data": (
stmt.data.to_dict(orient="records")
if isinstance(stmt.data, pd.DataFrame)
else stmt.data
),
"row_count": stmt.row_count,
"execution_time_ms": stmt.execution_time_ms,
}