sp: parser: support keys that starts with an underscore

Signed-off-by: Eduardo Silva <[email protected]>
fluent · Jun 10, 2019 · 02f73b6 · 02f73b6
1 parent 3d163c4
commit 02f73b6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/stream_processor/parser/sql.l b/src/stream_processor/parser/sql.l
@@ -101,7 +101,7 @@ RECORD_TIME             return RECORD_TIME;
 (-?[1-9][0-9]*|0)\.[0-9]+  { yylval->fval = atof(yytext); return FLOATING; }
 \'([^']|'{2})*\'           { yylval->string = remove_dup_qoutes(yytext + 1, yyleng - 2); return STRING; }
 
-[A-Za-z][A-Za-z0-9_.]*	   { yylval->string = flb_strdup(yytext); return IDENTIFIER; }
+[_A-Za-z][A-Za-z0-9_.]*	   { yylval->string = flb_strdup(yytext); return IDENTIFIER; }
 
 "*"                     |
 ","                     |