remove benchmark

Author: SubhamSinghal

benchmarks/src/hj.rs

@@ -303,55 +303,6 @@ const HASH_QUERIES: &[HashJoinQuery] = &[
         build_size: "100K_(20%_dups)",
         probe_size: "60M",
     },
-    // Q16: RightSemi — 100% hit rate, unique build keys
-    // Plans as RightSemi HashJoin (supplier IN lineitem via semi join)
-    HashJoinQuery {
-        sql: r###"SELECT s_suppkey FROM supplier WHERE EXISTS (SELECT 1 FROM lineitem WHERE l_suppkey = s_suppkey)"###,
-        density: 1.0,
-        prob_hit: 1.0,
-        build_size: "60M",
-        probe_size: "100K",
-    },
-    // Q17: RightSemi — 10% hit rate, unique build keys
-    HashJoinQuery {
-        sql: r###"SELECT s_suppkey FROM supplier WHERE EXISTS (SELECT 1 FROM lineitem WHERE l_suppkey = s_suppkey AND l_suppkey % 10 = 0)"###,
-        density: 1.0,
-        prob_hit: 0.1,
-        build_size: "60M",
-        probe_size: "100K",
-    },
-    // Q18: RightSemi — ~1K:1 build-side duplicates per key
-    HashJoinQuery {
-        sql: r###"SELECT s_suppkey FROM supplier WHERE EXISTS (SELECT 1 FROM lineitem WHERE l_suppkey % 60000 = s_suppkey % 60000)"###,
-        density: 1.0,
-        prob_hit: 1.0,
-        build_size: "60M_(~1K:1_dup)",
-        probe_size: "100K",
-    },
-    // Q19: RightAnti — 100% hit rate (most probe rows eliminated)
-    HashJoinQuery {
-        sql: r###"SELECT s_suppkey FROM supplier WHERE NOT EXISTS (SELECT 1 FROM lineitem WHERE l_suppkey = s_suppkey)"###,
-        density: 1.0,
-        prob_hit: 1.0,
-        build_size: "60M",
-        probe_size: "100K",
-    },
-    // Q20: RightAnti — 10% hit rate (most probe rows survive)
-    HashJoinQuery {
-        sql: r###"SELECT s_suppkey FROM supplier WHERE NOT EXISTS (SELECT 1 FROM lineitem WHERE l_suppkey = s_suppkey AND l_suppkey % 10 = 0)"###,
-        density: 1.0,
-        prob_hit: 0.1,
-        build_size: "60M",
-        probe_size: "100K",
-    },
-    // Q21: RightAnti — ~1K:1 build-side duplicates per key
-    HashJoinQuery {
-        sql: r###"SELECT s_suppkey FROM supplier WHERE NOT EXISTS (SELECT 1 FROM lineitem WHERE l_suppkey % 60000 = s_suppkey % 60000)"###,
-        density: 1.0,
-        prob_hit: 1.0,
-        build_size: "60M_(~1K:1_dup)",
-        probe_size: "100K",
-    },
 ];
 
 impl RunOpt {