Re: [GENERAL] CentOS 7.3, PostgreSQL 9.6.2, PHP 5.4 deliver array as string

And here is the table definition:

words=> \d words_games;
                                   Table "public.words_games"
  Column  |           Type           |                         Modifiers
----------+--------------------------+-----------------------------------------------------------
 gid      | integer                  | not null default nextval('words_games_gid_seq'::regclass)
 created  | timestamp with time zone | not null
 finished | timestamp with time zone |
 player1  | integer                  | not null
 player2  | integer                  |
 played1  | timestamp with time zone |
 played2  | timestamp with time zone |
 score1   | integer                  | not null
 score2   | integer                  | not null
 hand1    | character varying[]      | not null
 hand2    | character varying[]      | not null
 pile     | character varying[]      | not null
 letters  | character varying[]      | not null
 values   | integer[]                | not null
 bid      | integer                  | not null
Indexes:
    "words_games_pkey" PRIMARY KEY, btree (gid)
Check constraints:
    "words_games_score1_check" CHECK (score1 >= 0)
    "words_games_score2_check" CHECK (score2 >= 0)
Foreign-key constraints:
    "words_games_bid_fkey" FOREIGN KEY (bid) REFERENCES words_boards(bid) ON DELETE CASCADE
    "words_games_player1_fkey" FOREIGN KEY (player1) REFERENCES words_users(uid) ON DELETE CASCADE
    "words_games_player2_fkey" FOREIGN KEY (player2) REFERENCES words_users(uid) ON DELETE CASCADE
Referenced by:
    TABLE "words_chat" CONSTRAINT "words_chat_gid_fkey" FOREIGN KEY (gid) REFERENCES words_games(gid) ON DELETE CASCADE
    TABLE "words_moves" CONSTRAINT "words_moves_gid_fkey" FOREIGN KEY (gid) REFERENCES words_games(gid) ON DELETE CASCADE
    TABLE "words_notes" CONSTRAINT "words_notes_gid_fkey" FOREIGN KEY (gid) REFERENCES words_games(gid) ON DELETE CASCADE
    TABLE "words_scores" CONSTRAINT "words_scores_gid_fkey" FOREIGN KEY (gid) REFERENCES words_games(gid) ON DELETE CASCADE