[COMMITTERS] pgsql: Fix planner to pass correct collation to operator selectivity es

Fix planner to pass correct collation to operator selectivity estimators. We can do this without creating an API break for estimation functions by passing the collation using the existing fmgr functionality for passing an input collation as a hidden parameter. The need for this was foreseen at th

[COMMITTERS] pgsql: Fix planner to pass correct collation to operator selectivity es

Fix planner to pass correct collation to operator selectivity estimators. We can do this without creating an API break for estimation functions by passing the collation using the existing fmgr functionality for passing an input collation as a hidden parameter. The need for this was foreseen at th

[COMMITTERS] pgsql: Fix planner to pass correct collation to operator selectivity es

Fix planner to pass correct collation to operator selectivity estimators. We can do this without creating an API break for estimation functions by passing the collation using the existing fmgr functionality for passing an input collation as a hidden parameter. The need for this was foreseen at th