fix(schema-compiler): Case insensitive filter for ClickHouse (#9373)

mironovich · KSDaemon · web-flow · commit 273d277e1058 · 2025-06-17T17:35:27.000+03:00
* Update ClickHouseQuery.ts lower() =&gt; lowerUTF8()

* Update packages/cubejs-schema-compiler/src/adapter/ClickHouseQuery.ts

Co-authored-by: Konstantin Burkalev &lt;KSDaemon@gmail.com&gt;

---------

Co-authored-by: Konstantin Burkalev &lt;KSDaemon@gmail.com&gt;
diff --git a/packages/cubejs-schema-compiler/src/adapter/ClickHouseQuery.ts b/packages/cubejs-schema-compiler/src/adapter/ClickHouseQuery.ts
@@ -18,7 +18,7 @@ class ClickHouseFilter extends BaseFilter {
   public likeIgnoreCase(column, not, param, type) {
     const p = (!type || type === 'contains' || type === 'ends') ? '%' : '';
     const s = (!type || type === 'contains' || type === 'starts') ? '%' : '';
-    return `lower(${column}) ${not ? 'NOT' : ''} LIKE CONCAT('${p}', lower(${this.allocateParam(param)}), '${s}')`;
+    return `${column} ${not ? 'NOT' : ''} ILIKE CONCAT('${p}', ${this.allocateParam(param)}, '${s}')`;
   }
 
   public castParameter() {

Original file line number	Diff line number	Diff line change
`@@ -18,7 +18,7 @@ class ClickHouseFilter extends BaseFilter {`
`18`	`18`	`public likeIgnoreCase(column, not, param, type) {`
`19`	`19`	`const p = (!type \|\| type === 'contains' \|\| type === 'ends') ? '%' : '';`
`20`	`20`	`const s = (!type \|\| type === 'contains' \|\| type === 'starts') ? '%' : '';`
`21`		- return `lower(${column}) ${not ? 'NOT' : ''} LIKE CONCAT('${p}', lower(${this.allocateParam(param)}), '${s}')`;
	`21`	+ return `${column} ${not ? 'NOT' : ''} ILIKE CONCAT('${p}', ${this.allocateParam(param)}, '${s}')`;
`22`	`22`	`}`
`23`	`23`
`24`	`24`	`public castParameter() {`