fix(druid-driver): Fix case sensitivity in like flow (#8658)

* Update the likeIgnoreCase method for the druid driver

* Update test

---------

Co-authored-by: Konstantin Burkalev <[email protected]>

Author: cpcpn-emil

packages/cubejs-druid-driver/src/DruidQuery.ts

@@ -16,15 +16,15 @@ class DruidFilter extends BaseFilter {
   public likeIgnoreCase(column, not, param, type: string) {
     const p = (!type || type === 'contains' || type === 'ends') ? '%' : '';
     const s = (!type || type === 'contains' || type === 'starts') ? '%' : '';
-    return `${column}${not ? ' NOT' : ''} LIKE CONCAT('${p}', ${this.allocateParam(param)}, '${s}')`;
+    return `LOWER(${column})${not ? ' NOT' : ''} LIKE CONCAT('${p}', LOWER(${this.allocateParam(param)}), '${s}')`;
   }
 }
 
 export class DruidQuery extends BaseQuery {
   public newFilter(filter) {
     return new DruidFilter(this, filter);
   }
-  
+
   public timeGroupedColumn(granularity: string, dimension: string) {
     return GRANULARITY_TO_INTERVAL[granularity](dimension);
   }

packages/cubejs-druid-driver/test/druid-query.test.ts

@@ -32,7 +32,7 @@ describe('DruidQuery', () => {
             type: 'time',
         }
       }
-      
+
     })
     `, {});
 
@@ -54,7 +54,7 @@ describe('DruidQuery', () => {
         },
       );
       const queryAndParams = query.buildSqlAndParams();
-      expect(queryAndParams[0]).toContain('LIKE CONCAT(\'%\', ?, \'%\'))');
+      expect(queryAndParams[0]).toContain('LIKE CONCAT(\'%\', LOWER(?), \'%\'))');
     }));
 
   it('druid query timezone shift test', () => compiler.compile().then(() => {