From 1e2f5e7294f1981f47faa6dc36cefeae6e0e683e Mon Sep 17 00:00:00 2001
From: Aliaksandr Valialkin <valyala@victoriametrics.com>
Date: Wed, 22 May 2024 18:39:53 +0200
Subject: [PATCH] wip

---
 lib/logstorage/parser.go      | 6 ------
 lib/logstorage/parser_test.go | 4 ++++
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/lib/logstorage/parser.go b/lib/logstorage/parser.go
index e0804d4f2..04f229cdd 100644
--- a/lib/logstorage/parser.go
+++ b/lib/logstorage/parser.go
@@ -1016,9 +1016,6 @@ func parseFilterRegexp(lex *lexer, fieldName string) (filter, error) {
 }
 
 func parseFilterGT(lex *lexer, fieldName string) (filter, error) {
-	if fieldName == "" {
-		return nil, fmt.Errorf("'>' and '>=' must be prefixed with the field name")
-	}
 	lex.nextToken()
 
 	includeMinValue := false
@@ -1048,9 +1045,6 @@ func parseFilterGT(lex *lexer, fieldName string) (filter, error) {
 }
 
 func parseFilterLT(lex *lexer, fieldName string) (filter, error) {
-	if fieldName == "" {
-		return nil, fmt.Errorf("'<' and '<=' must be prefixed with the field name")
-	}
 	lex.nextToken()
 
 	includeMaxValue := false
diff --git a/lib/logstorage/parser_test.go b/lib/logstorage/parser_test.go
index 93a360de0..6f4eaf2a8 100644
--- a/lib/logstorage/parser_test.go
+++ b/lib/logstorage/parser_test.go
@@ -505,6 +505,8 @@ func TestParseRangeFilter(t *testing.T) {
 
 	f(`duration:range[100ns, 1y2w2.5m3s5ms]`, `duration`, 100, 1*nsecsPerYear+2*nsecsPerWeek+2.5*nsecsPerMinute+3*nsecsPerSecond+5*nsecsPerMillisecond)
 
+	f(`>=10`, ``, 10, inf)
+	f(`<=10`, ``, -inf, 10)
 	f(`foo:>10.43`, `foo`, nextafter(10.43, inf), inf)
 	f(`foo: > -10.43`, `foo`, nextafter(-10.43, inf), inf)
 	f(`foo:>=10.43`, `foo`, 10.43, inf)
@@ -750,6 +752,8 @@ func TestParseQuerySuccess(t *testing.T) {
 	f(`foo: >= 10.5M`, `foo:>=10.5M`)
 	f(`foo: < 10.5M`, `foo:<10.5M`)
 	f(`foo: <= 10.5M`, `foo:<=10.5M`)
+	f(`foo:(>10 <=20)`, `foo:>10 foo:<=20`)
+	f(`>=10 <20`, `>=10 <20`)
 
 	// re filter
 	f("re('foo|ba(r.+)')", `re("foo|ba(r.+)")`)