tweak logic test of parquet encoding

Author: dantengsky

tests/sqllogictests/suites/base/09_fuse_engine/09_0046_parquet_encoding.test

@@ -3,8 +3,9 @@ create or replace database test_tbl_opt_parquet_encoding;
 
 statement ok
 use test_tbl_opt_parquet_encoding;
-
-# Test create table with parquet encoding option
+#############################################
+# Create table with parquet encoding option #
+#############################################
 
 statement ok
 create or replace table t_encoded (c int, s string) enable_parquet_encoding = 'true' compression = 'lz4';
@@ -27,3 +28,52 @@ query T
 select humanize_size(file_size) from fuse_block('test_tbl_opt_parquet_encoding', 't');
 ----
 3.91 MiB
+
+################################
+# Alter table parquet encoding #
+################################
+
+statement ok
+create or replace table tbl (c int, s string) compression = 'lz4';
+
+statement ok
+insert into tbl(c, s) select number as c, to_string(number) as s from numbers(500000);
+
+query T
+select humanize_size(file_size) from fuse_block('test_tbl_opt_parquet_encoding', 'tbl');
+----
+3.91 MiB
+
+statement ok
+ALTER TABLE tbl SET OPTIONS (enable_parquet_encoding = 'true');
+
+statement ok
+insert into tbl(c, s) select number as c, to_string(number) as s from numbers(500000);
+
+# newly created block should be smaller, since enable_parquet_encoding is 'true'
+query T
+select humanize_size(file_size) from fuse_block('test_tbl_opt_parquet_encoding', 'tbl');
+----
+2.30 MiB
+3.91 MiB
+
+statement ok
+ALTER TABLE tbl SET OPTIONS (enable_parquet_encoding = 'false');
+
+statement ok
+insert into tbl(c, s) select number as c, to_string(number) as s from numbers(500000);
+
+# newly created block should be larger, since enable_parquet_encoding is 'false'
+query T
+select humanize_size(file_size) from fuse_block('test_tbl_opt_parquet_encoding', 'tbl');
+----
+3.91 MiB
+2.30 MiB
+3.91 MiB
+
+# Test invalid option value
+
+statement error 1001
+ALTER TABLE tbl SET OPTIONS (enable_parquet_encoding = 'invalid');
+
+