Doc: fix usable versions of PostgreSQL.
authorTatsuo Ishii <ishii@sraoss.co.jp>
Wed, 30 Sep 2020 04:44:20 +0000 (13:44 +0900)
committerTatsuo Ishii <ishii@sraoss.co.jp>
Wed, 30 Sep 2020 04:44:20 +0000 (13:44 +0900)
commitee22ae60ab51b65a1390e654cb088a0c565f311e
tree10b65e54e1dd6c73fac2d658cdf451804504a131
parente0664753e93104de6ebde3f22acdb7783e8476cb
Doc: fix usable versions of PostgreSQL.

Make usable versions of PostgreSQL to be 7.4 or later.

Discussion: https://www.pgpool.net/pipermail/pgpool-hackers/2020-September/003836.html
doc.ja/src/sgml/intro.sgml
doc/src/sgml/intro.sgml