Module pg_fts_funcs 

Lowering helpers for PG full-text search surface operators.

These functions are called from resolver/expr.rs to lower PG FTS operators/casts to internal SqlExpr::Function nodes before the generic expression lowering path runs.

Functions

lower_pg_fts_match

Lower col @@ query_expr to pg_fts_match(col, query_expr).

lower_pg_plainto_tsquery

Lower plainto_tsquery('...') / plainto_tsquery(lang, '...') args.

lower_pg_to_tsquery

Lower to_tsquery('...') / to_tsquery(lang, '...') args.

lower_pg_websearch_to_tsquery

Lower websearch_to_tsquery('...') / websearch_to_tsquery(lang, '...') args.

lower_phraseto_tsquery

Lower phraseto_tsquery('...') args.