diff options
| author | Andrew Dunstan | 2023-09-30 16:34:41 +0000 |
|---|---|---|
| committer | Andrew Dunstan | 2023-09-30 16:34:41 +0000 |
| commit | f6d4c9cf162b70f2837fb6c2a83e80a3f3410695 (patch) | |
| tree | 23d62216e9b51f67ea5aff1bad95f5434b2bcd1c /src/backend/parser | |
| parent | c181f2e2bcecc2704c6461a0543894a38d7143df (diff) | |
Provide FORCE_NULL * and FORCE_NOT_NULL * options for COPY FROM
These options already exist, but you need to specify a column list for
them, which can be cumbersome. We already have the possibility of all
columns for FORCE QUOTE, so this is simply extending that facility to
FORCE_NULL and FORCE_NOT_NULL.
Author: Zhang Mingli
Reviewed-By: Richard Guo, Kyatoro Horiguchi, Michael Paquier.
Discussion: https://postgr.es/m/CACJufxEnVqzOFtqhexF2+AwOKFrV8zHOY3y=p+gPK6eB14pn_w@mail.gmail.com
Diffstat (limited to 'src/backend/parser')
| -rw-r--r-- | src/backend/parser/gram.y | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y index 7d2032885ed..fec9b2604fe 100644 --- a/src/backend/parser/gram.y +++ b/src/backend/parser/gram.y @@ -3419,10 +3419,18 @@ copy_opt_item: { $$ = makeDefElem("force_not_null", (Node *) $4, @1); } + | FORCE NOT NULL_P '*' + { + $$ = makeDefElem("force_not_null", (Node *) makeNode(A_Star), @1); + } | FORCE NULL_P columnList { $$ = makeDefElem("force_null", (Node *) $3, @1); } + | FORCE NULL_P '*' + { + $$ = makeDefElem("force_null", (Node *) makeNode(A_Star), @1); + } | ENCODING Sconst { $$ = makeDefElem("encoding", (Node *) makeString($2), @1); |