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[CP] [4.x][dblink] add defensive measures and fallback for tx free route in dblink trans

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jw-guo
2024-03-08 11:26:33 +00:00
committed by ob-robot
parent b886abca51
commit 4fc2582e5e
2 changed files with 11 additions and 0 deletions
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8
src/sql/ob_sql.cpp
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@ -173,6 +173,14 @@ void ObSql::stat()
LOG_WARN("only DML stmt or SET command is supported to be executed on txn temporary node", \
KR(ret), K(stmt_type), K(session.get_txn_free_route_ctx()), K(session)); \
} \
ObPhysicalPlan* phy_plan = result.get_physical_plan(); \
if (OB_SUCCESS == ret && NULL != phy_plan) { \
if (phy_plan->has_link_table()) { \
ret = OB_TRANS_FREE_ROUTE_NOT_SUPPORTED; \
LOG_WARN("stmt with dblink can not be executed on txn temporary node", \
KR(ret), K(stmt_type), K(session.get_txn_free_route_ctx()), K(session)); \
} \
} \
} \
}