Merge pull request 'fix-2048' (#2154) from fix-2054 into V20220601

Reviewed-on: https://git.openi.org.cn/OpenI/aiforge/pulls/2154
Reviewed-by: lewis <747342561@qq.com>

models/dataset.go

@@ -1,10 +1,12 @@
 package models
 
 import (
-	"code.gitea.io/gitea/modules/log"
 	"errors"
 	"fmt"
 	"sort"
+	"strings"
+
+	"code.gitea.io/gitea/modules/log"
 
 	"code.gitea.io/gitea/modules/timeutil"
 	"xorm.io/builder"
@@ -179,7 +181,7 @@ func SearchDatasetCondition(opts *SearchDatasetOptions) builder.Cond {
 
 func generateFilterCond(opts *SearchDatasetOptions, cond builder.Cond) builder.Cond {
 	if len(opts.Keyword) > 0 {
-		cond = cond.And(builder.Or(builder.Like{"dataset.title", opts.Keyword}, builder.Like{"dataset.description", opts.Keyword}))
+		cond = cond.And(builder.Or(builder.Like{"LOWER(dataset.title)", strings.ToLower(opts.Keyword)}, builder.Like{"LOWER(dataset.description)", strings.ToLower(opts.Keyword)}))
 	}
 
 	if len(opts.Category) > 0 {