Create explain_dr.c and move DestReceiver-related code there.
explain.c has grown rather large, and the code that deals with the
DestReceiver that supports the SERIALIZE option is pretty easily severable
from the rest of explain.c; hence, move it to a separate file.
Reviewed-by: Peter Geoghegan <pg@bowt.ie>
Discussion: http://postgr.es/m/CA+TgmoYutMw1Jgo8BWUmB3TqnOhsEAJiYO=rOQufF4gPLWmkLQ@mail.gmail.com
Branch
------
master
Details
-------
https://git.postgresql.org/pg/commitdiff/555960a0fbf0590a744f36e90e69e2501dc06146
Modified Files
--------------
src/backend/commands/Makefile | 1 +
src/backend/commands/explain.c | 299 +-----------------------------------
src/backend/commands/explain_dr.c | 308 ++++++++++++++++++++++++++++++++++++++
src/backend/commands/meson.build | 1 +
src/include/commands/explain_dr.h | 30 ++++
5 files changed, 341 insertions(+), 298 deletions(-)
