improve like operator

Signed-off-by: Vijay Kumar Rathore <professional.vijay8492@gmail.com>

packages/nocodb/src/lib/db/sql-data-mapper/lib/sql/conditionV2.ts

@@ -285,7 +285,7 @@ const parseConditionV2 = async (
               [field, val] = [val, field];
               val = `%${val}%`.replace(/^%'([\s\S]*)'%$/, '%$1%');
             } else {
-              val = `%${val}%`;
+              val = val.startsWith('%') || val.endsWith('%') ? val : `%${val}%`;
             }
             if (qb?.client?.config?.client === 'pg') {
               qb = qb.whereRaw('??::text ilike ?', [field, val]);
@@ -298,7 +298,7 @@ const parseConditionV2 = async (
               [field, val] = [val, field];
               val = `%${val}%`.replace(/^%'([\s\S]*)'%$/, '%$1%');
             } else {
-              val = `%${val}%`;
+              val = val.startsWith('%') || val.endsWith('%') ? val : `%${val}%`;
             }
             qb = qb.whereNot(
               field,