message: Increase length of strings in string benchmark and add extra short/long tests
diff: using namespace duckdb;
  using namespace std;
  -#define STRING_COUNT 1000000
  +#define STRING_COUNT 10000000
  #define STRING_LENGTH 4
  #define STRING_DATA_GEN_BODY(STRING_LENGTH) \
  @@ -61,7 +61,17 @@ string BenchmarkInfo() override {
  }
  FINISH_BENCHMARK(StringConcatLong)
  -DUCKDB_BENCHMARK(StringEquality, "[string]")
  +DUCKDB_BENCHMARK(StringEqualityShort, "[string]")
  +STRING_DATA_GEN_BODY(4)
  +string GetQuery() override {
  + return "SELECT s1=s2 FROM strings";
  +}
  +string BenchmarkInfo() override {
  + return "STRING COMPARISON";
  +}
  +FINISH_BENCHMARK(StringEqualityShort)
  +
  +DUCKDB_BENCHMARK(StringEqualityLong, "[string]")
  STRING_DATA_GEN_BODY(20)
  string GetQuery() override {
  return "SELECT s1=s2 FROM strings";
  @@ -69,9 +79,19 @@ string GetQuery() override {
  string BenchmarkInfo() override {
  return "STRING COMPARISON";
  }
  -FINISH_BENCHMARK(StringEquality)
  +FINISH_BENCHMARK(StringEqualityLong)
  +
  +DUCKDB_BENCHMARK(StringGreaterThanShort, "[string]")
  +STRING_DATA_GEN_BODY(4)
  +string GetQuery() override {
  + return "SELECT s1>s2 FROM strings";
  +}
  +string BenchmarkInfo() override {
  + return "STRING COMPARISON";
  +}
  +FINISH_BENCHMARK(StringGreaterThanShort)
  -DUCKDB_BENCHMARK(StringGreaterThan, "[string]")
  +DUCKDB_BENCHMARK(StringGreaterThanLong, "[string]")
  STRING_DATA_GEN_BODY(20)
  string GetQuery() override {
  return "SELECT s1>s2 FROM strings";
  @@ -79,7 +99,7 @@ string GetQuery() override {
  string BenchmarkInfo() override {
  return "STRING COMPARISON";
  }
  -FINISH_BENCHMARK(StringGreaterThan)
  +FINISH_BENCHMARK(StringGreaterThanLong)
  DUCKDB_BENCHMARK(StringLengthShort, "[string]")
  STRING_DATA_GEN_BODY(5)
  @@ -101,7 +121,7 @@ string BenchmarkInfo() override {
  }
  FINISH_BENCHMARK(StringLengthLong)
  -DUCKDB_BENCHMARK(StringAgg, "[string]")
  +DUCKDB_BENCHMARK(StringAggShort, "[string]")
  STRING_DATA_GEN_BODY(4)
  string GetQuery() override {
  return "SELECT STRING_AGG(s1, ' ') FROM strings";
  @@ -109,4 +129,14 @@ string GetQuery() override {
  string BenchmarkInfo() override {
  return "STRING LENGTH";
  }
  -FINISH_BENCHMARK(StringAgg)
  +FINISH_BENCHMARK(StringAggShort)
  +
  +DUCKDB_BENCHMARK(StringAggLong, "[string]")
  +STRING_DATA_GEN_BODY(20)
  +string GetQuery() override {
  + return "SELECT STRING_AGG(s1, ' ') FROM strings";
  +}
  +string BenchmarkInfo() override {
  + return "STRING LENGTH";
  +}
  +FINISH_BENCHMARK(StringAggShort)
  