diff --git a/packages/core/database/lib/query/helpers/where.js b/packages/core/database/lib/query/helpers/where.js
index 6534bdaefc..4191d27206 100644
--- a/packages/core/database/lib/query/helpers/where.js
+++ b/packages/core/database/lib/query/helpers/where.js
@@ -13,6 +13,7 @@ const OPERATORS = [
   '$in',
   '$notIn',
   '$eq',
+  '$eqsi',
   '$ne',
   '$gt',
   '$gte',
@@ -221,6 +222,15 @@ const applyOperator = (qb, column, operator, value) => {
       qb.where(column, value);
       break;
     }
+
+    case '$eqsi': {
+      if (value === null) {
+        qb.whereNull(column);
+        break;
+      }
+      qb.whereRaw(`${fieldLowerFn(qb)} LIKE LOWER(?)`, [column, `${value}`]);
+      break;
+    }
     case '$ne': {
       if (value === null) {
         qb.whereNotNull(column);