MonetDB: balanced_union - Merge with default branch.

Changeset: 84987918aa9b for MonetDB URL: https://dev.monetdb.org/hg/MonetDB/rev/84987918aa9b Branch: balanced_union Log Message: Merge with default branch. diffs (truncated from 714 to 300 lines): diff --git a/sql/backends/monet5/sql_upgrades.c b/sql/backends/monet5/sql_upgrades.c --- a/sql/ba

MonetDB: balanced_union - Merge with default branch.

Changeset: cfca19afb8c2 for MonetDB URL: https://dev.monetdb.org/hg/MonetDB/rev/cfca19afb8c2 Modified Files: sql/server/rel_dump.c Branch: balanced_union Log Message: Merge with default branch. diffs (239 lines): diff --git a/gdk/gdk_aggr.c b/gdk/gdk_aggr.c --- a/gdk/gdk_aggr.c +++ b/gd