Data update

Task/Variable-size-Set/DuckDB/variable-size-set.duckdb

@@ -0,0 +1,34 @@
+# DECIMAL(p, s):
+CREATE OR REPLACE FUNCTION d2w(p) AS (
+  if( p <=  4, 16,
+  if( p <=  9, 32,
+  if( p <= 18, 64,
+              128) ))
+);
+
+CREATE OR REPLACE FUNCTION nominal_size_in_bits(val) AS (
+  CASE typeof(val)
+    WHEN 'TINYINT' THEN 8
+    WHEN 'SMALLINT' THEN 16
+    WHEN 'INTEGER' THEN 32
+    WHEN 'BIGINT' THEN 64
+    WHEN 'HUGEINT' THEN 128
+
+    WHEN 'UTINYINT' THEN 8
+    WHEN 'USMALLINT' THEN 16
+    WHEN 'UINTEGER' THEN 32
+    WHEN 'UBIGINT' THEN 64
+    WHEN 'UHUGEINT' THEN 128
+
+    WHEN 'BOOLEAN' THEN 8
+    WHEN 'UUID' THEN 128
+
+    WHEN 'FLOAT' THEN 32
+    WHEN 'DOUBLE' THEN 64
+    ELSE CASE
+           WHEN typeof(val) LIKE 'DECIMAL%'
+           THEN d2w( regexp_extract(typeof(val), '[0-9]+')::INTEGER )
+           ELSE NULL
+         END
+    END
+);