record whether plans are generic or custom

    Attachment (v7-0001-add-plan-type-to-pgss.patch) at 2021-03-25 15:33:08 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (v6-0001-add-plan-type-to-pgss.patch) at 2021-03-23 07:32:40 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (v5-0001-add-plan-type-to-pgss.patch) at 2021-02-08 05:02:23 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (v4-0001-POC-add-plan-type-to-pgss.patch) at 2021-01-12 11:36:58 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (0003-POC-add-plan-type-to-pgss.patch) at 2020-09-28 13:14:01 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (0002-POC-add-plan-type-to-pgss.patch) at 2020-07-31 09:47:48 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (0001-POC-add-plan-type-to-pgss.patch) at 2020-07-22 07:49:53 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (0008-Expose-counters-of-plancache-to-pg_prepared_statement_fujii.patch) at 2020-07-17 07:25:58 from Fujii Masao <masao.fujii at oss.nttdata.com> (Patch: Yes)
    Attachment (0008-Expose-counters-of-plancache-to-pg_prepared_statement.patch) at 2020-07-16 02:50:20 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (0007-Expose-counters-of-plancache-to-pg_prepared_statement.patch) at 2020-07-14 12:24:25 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (0006-Expose-counters-of-plancache-to-pg_prepared_statement.patch) at 2020-07-08 01:14:42 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (0005-Expose-counters-of-plancache-to-pg_prepared_statement.patch) at 2020-06-11 05:59:22 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (0004-Expose-counters-of-plancache-to-pg_prepared_statement.patch) at 2020-06-10 01:50:58 from torikoshia <torikoshia at oss.nttdata.com> (Patch: Yes)
    Attachment (0003-Expose-counters-of-plancache-to-pg_prepared_statement.patch) at 2020-06-04 08:04:36 from Atsushi Torikoshi <atorik at gmail.com> (Patch: Yes)
    Attachment (0002-Expose-counters-of-plancache-to-pg_prepared_statement.patch) at 2020-05-25 01:54:05 from Atsushi Torikoshi <atorik at gmail.com> (Patch: Yes)
    Attachment (poc_pg_prepared_statements.patch) at 2020-05-21 08:43:01 from Tatsuro Yamada <tatsuro.yamada.tf at nttcom.co.jp> (Patch: Yes)
    Attachment (0001-Expose-counters-of-plancache-to-pg_prepared_statemen.patch) at 2020-05-21 08:10:05 from Kyotaro Horiguchi <horikyota.ntt at gmail.com> (Patch: Yes)