chore(cubesql): Improve Thoughtspot (pg) compatibility

Author: MazterQyou

rust/cubesql/Cargo.lock

@@ -9,7 +9,7 @@ documentation = "https://cube.dev/docs"
 homepage = "https://cube.dev"
 
 [dependencies]
-datafusion = { git = 'https://github.com/cube-js/arrow-datafusion.git', rev = "fe081679aeccd25f0fdb828578439ddc86c0cd19", default-features = false, features = ["regex_expressions", "unicode_expressions"] }
+datafusion = { git = 'https://github.com/cube-js/arrow-datafusion.git', rev = "a809c5ec3477cd941e6135e4c410bb988b8591ec", default-features = false, features = ["regex_expressions", "unicode_expressions"] }
 anyhow = "1.0"
 thiserror = "1.0"
 cubeclient = { path = "../cubeclient" }

rust/cubesql/cubesql/Cargo.toml

@@ -3164,3 +3164,22 @@ pub fn create_charindex_udf() -> ScalarUDF {
         &fun,
     )
 }
+
+pub fn create_mod_udf() -> ScalarUDF {
+    let fun = make_scalar_function(move |args: &[ArrayRef]| {
+        assert!(args.len() == 2);
+
+        return Err(DataFusionError::NotImplemented(format!(
+            "mod is not implemented, it's stub"
+        )));
+    });
+
+    let return_type: ReturnTypeFunction = Arc::new(move |_| Ok(Arc::new(DataType::Int32)));
+
+    ScalarUDF::new(
+        "mod",
+        &Signature::any(2, Volatility::Immutable),
+        &return_type,
+        &fun,
+    )
+}