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Module state

query::query_engine

Module state 

Source

Structs§

DfQueryPlanner 🔒
MetricsMemoryPool 🔒
A wrapper around a memory pool that records metrics.
QueryEngineState
Query engine global state

Constants§

AGGREGATE_FUNCTION_ALIASES 🔒
MySQL-compatible aggregate function aliases: (target_name, alias)
SCALAR_FUNCTION_ALIASES 🔒
MySQL-compatible scalar function aliases: (target_name, alias)

Functions§

register_function_aliases 🔒
Register function aliases.
register_pg_catalog_compat 🔒
Register the session-level (not function-registry) Postgres-compatibility extension sourced from datafusion-pg-catalog: widen Postgres int4 bounds to int8 for generate_series/range (their stock implementations require int8 literals, and DF invokes them at planning time, before any analyzer rule can run).