pgsql: Emit parameter values during query bind/execute errors

Emit parameter values during query bind/execute errors

This makes such log entries more useful, since the cause of the error
can be dependent on the parameter values.

Author: Alexey Bashtanov, Álvaro Herrera
Discussion: https://postgr.es/m/0146a67b-a22a-0519-9082-bc29756b93a2@imap.cc
Reviewed-by: Peter Eisentraut, Andres Freund, Tom Lane

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/ba79cb5dc841104cf4810b5c23af4f881079dbb5

Modified Files
--------------
doc/src/sgml/config.sgml | 23 +++++
src/backend/nodes/params.c | 110 ++++++++++++++++++++++++
src/backend/tcop/postgres.c | 119 ++++++++++++++++----------
src/backend/utils/misc/guc.c | 10 +++
src/backend/utils/misc/postgresql.conf.sample | 1 +
src/bin/pgbench/t/001_pgbench_with_server.pl | 44 ++++++++++
src/include/nodes/params.h | 10 +++
src/include/utils/guc.h | 1 +
8 files changed, 271 insertions(+), 47 deletions(-)