diff options
Diffstat (limited to 'src/backend/parser/parser.c')
| -rw-r--r-- | src/backend/parser/parser.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/backend/parser/parser.c b/src/backend/parser/parser.c index b17771d4cca..fdf5a6a1caf 100644 --- a/src/backend/parser/parser.c +++ b/src/backend/parser/parser.c @@ -107,6 +107,9 @@ base_yylex(YYSTYPE *lvalp, YYLTYPE *llocp, core_yyscan_t yyscanner) */ switch (cur_token) { + case NOT: + cur_token_length = 3; + break; case NULLS_P: cur_token_length = 5; break; @@ -151,6 +154,20 @@ base_yylex(YYSTYPE *lvalp, YYLTYPE *llocp, core_yyscan_t yyscanner) /* Replace cur_token if needed, based on lookahead */ switch (cur_token) { + case NOT: + /* Replace NOT by NOT_LA if it's followed by BETWEEN, IN, etc */ + switch (next_token) + { + case BETWEEN: + case IN_P: + case LIKE: + case ILIKE: + case SIMILAR: + cur_token = NOT_LA; + break; + } + break; + case NULLS_P: /* Replace NULLS_P by NULLS_LA if it's followed by FIRST or LAST */ switch (next_token) |