diff --git a/.gitignore b/.gitignore
index 4807b2c..644be8b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -57,6 +57,7 @@ test*.c*
 !moving_avg.csv
 !nyctx100.csv
 !network.csv
+!test_complex.csv
 *.out
 *.asm
 !mmw.so
diff --git a/Dockerfile b/Dockerfile
index aac0a4f..953d89f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM ubuntu:latest
 
-RUN cp /bin/bash /bin/sh
+# RUN cp /bin/bash /bin/sh
 
 RUN apt update && apt install -y wget
 
diff --git a/data/test_complex.csv b/data/test_complex.csv
new file mode 100644
index 0000000..efd7b3e
--- /dev/null
+++ b/data/test_complex.csv
@@ -0,0 +1,6 @@
+a,b,c
+5e-3, 3;4 ;5e-3;6.32,7
+1,2,3
+4,5;6;7;8;9, 0
+    3 ,2 ; 4; 5.7; -.3; 5., 6
+-3.12312,-4E+7;67456746744567;75,4
diff --git a/reconstruct/ast.py b/reconstruct/ast.py
index 90615ac..d82ebce 100644
--- a/reconstruct/ast.py
+++ b/reconstruct/ast.py
@@ -1068,7 +1068,7 @@ class load(ast_node):
             self.context.emitc(f'{t} {n};')
         self.context.emitc(f'while({csv_reader_name}.read_row({",".join(col_tmp_names)})) {{ \n')
         for i, c in enumerate(table.columns):
-            self.context.emitc(f'print({col_tmp_names[i]});')
+            # self.context.emitc(f'print({col_tmp_names[i]});')
             self.context.emitc(f'{c.cxt_name}.emplace_back({col_tmp_names[i]});')
             
         self.context.emitc('}')
diff --git a/server/table_ext_monetdb.hpp b/server/table_ext_monetdb.hpp
index c128559..3c93c3f 100644
--- a/server/table_ext_monetdb.hpp
+++ b/server/table_ext_monetdb.hpp
@@ -45,16 +45,16 @@ void TableInfo<Ts ...>::monetdb_append_table(void* srv, const char* alt_name) {
 	puts("getcols...");
 	uint32_t cnt = 0;
 	const auto get_col = [&monetdbe_cols, &i, *this, &gc_vecs, &cnt](auto v) {
-		printf("%d %d\n", i, (ColRef<void>*)v - colrefs);
+		// printf("%d %d\n", i, (ColRef<void>*)v - colrefs);
 		monetdbe_cols[i++] = (monetdbe_column*)v->monetdb_get_col(gc_vecs, cnt);
 	};
 	(get_col((ColRef<Ts>*)(colrefs + i)), ...);
 	puts("getcols done");
-	for(int i = 0; i < sizeof...(Ts); ++i)
-	{
-		printf("no:%d name: %s count:%d data: %p type:%d \n", 
-		i, monetdbe_cols[i]->name, monetdbe_cols[i]->count, monetdbe_cols[i]->data, monetdbe_cols[i]->type);
-	}
+	// for(int i = 0; i < sizeof...(Ts); ++i)
+	// {
+	// 	printf("no:%d name: %s count:%d data: %p type:%d \n", 
+	// 	i, monetdbe_cols[i]->name, monetdbe_cols[i]->count, monetdbe_cols[i]->data, monetdbe_cols[i]->type);
+	// }
 	std::string create_table_str = "CREATE TABLE IF NOT EXISTS ";
 	create_table_str += alt_name;
 	create_table_str += " (";
diff --git a/server/vector_type.hpp b/server/vector_type.hpp
index f0d4cc6..620e14d 100644
--- a/server/vector_type.hpp
+++ b/server/vector_type.hpp
@@ -71,6 +71,9 @@ public:
 	constexpr explicit vector_type(const vector_type<_Ty>& vt) noexcept : capacity(0) {
 		_copy(vt);
 	}
+	constexpr vector_type(vector_type<_Ty>& vt) noexcept : capacity(0) {
+		_move(std::move(vt));
+	}
 	constexpr vector_type(vector_type<_Ty>&& vt) noexcept : capacity(0) {
 		_move(std::move(vt));
 	}
diff --git a/tests/dt2.a b/tests/dt2.a
new file mode 100644
index 0000000..0f9dc7f
--- /dev/null
+++ b/tests/dt2.a
@@ -0,0 +1,26 @@
+LOAD MODULE FROM "./libirf.so"
+FUNCTIONS (
+    newtree(height:int, f:int64, sparse:vecint64, forget:double, maxf:int64, noclasses:int64, e:int, r:int64, rb:int64) -> bool,
+    fit(X:vecvecdouble, y:vecint64) -> bool,
+    predict(X:vecvecdouble) -> vecint64
+);
+
+create table source(x1 double, x2 double, x3 double, x4 double, x5 int64);
+load data infile "data/benchmark" into table source fields terminated by ",";
+
+create table sparse(x int64);
+insert into sparse values (1);
+insert into sparse values (1);
+insert into sparse values (1);
+insert into sparse values (1);
+
+select * from source;
+
+select newtree(6, 4, sparse.x, 0, 4, 2, 0, 400, 2147483647) from sparse;
+
+select fit(pack(x1, x2, x3, x4), x5) from source limit 100;
+select fit(pack(x1, x2, x3, x4), x5) from source limit 100;
+select fit(pack(x1, x2, x3, x4), x5) from source limit 100;
+select fit(pack(x1, x2, x3, x4), x5) from source limit 100;
+
+select predict(pack(x1, x2, x3, x4)) from source limit 100;
\ No newline at end of file
diff --git a/tests/q1.sql b/tests/q1.sql
index 747b83b..eab8904 100644
--- a/tests/q1.sql
+++ b/tests/q1.sql
@@ -7,4 +7,6 @@ FIELDS TERMINATED BY ","
 SELECT sum(c), b, d
 FROM testq1
 group by a,b,d
-order by d DESC, b ASC
+order by d DESC, b ASC;
+
+-- aaaa
\ No newline at end of file