YQ Connector: move tests from yql to ydb (OSS)

Перенос папки с тестами на Коннектор из папки yql в папку ydb (синхронизируется с github).

1 files changed, 29 insertions, 0 deletions

diff --git a/contrib/clickhouse/src/Functions/array/arrayConcat.h b/contrib/clickhouse/src/Functions/array/arrayConcat.h
new file mode 100644
index 00000000000..130d58b35f9
--- /dev/null
+++ b/contrib/clickhouse/src/Functions/array/arrayConcat.h
@@ -0,0 +1,29 @@
+#pragma once
+
+#include <Functions/IFunction.h>
+#include <Interpreters/Context_fwd.h>
+
+namespace DB
+{
+
+/// arrayConcat(arr1, ...) - concatenate arrays.
+class FunctionArrayConcat : public IFunction
+{
+public:
+    static constexpr auto name = "arrayConcat";
+    static FunctionPtr create(ContextPtr) { return std::make_shared<FunctionArrayConcat>(); }
+
+    String getName() const override { return name; }
+
+    bool isVariadic() const override { return true; }
+    size_t getNumberOfArguments() const override { return 0; }
+    bool isSuitableForShortCircuitArgumentsExecution(const DataTypesWithConstInfo & /*arguments*/) const override { return true; }
+
+    DataTypePtr getReturnTypeImpl(const DataTypes & arguments) const override;
+
+    ColumnPtr executeImpl(const ColumnsWithTypeAndName & arguments, const DataTypePtr & result_type, size_t input_rows_count) const override;
+
+    bool useDefaultImplementationForConstants() const override { return true; }
+};
+
+}