fix dataset generation

Author: chernser

.github/workflows/benchmarks.yml

@@ -57,15 +57,14 @@ jobs:
         run: |
           cd ./performance &&
           ls -l &&
-          mvn --batch-mode --no-transfer-progress compile exec:exec -Dexec.executable=java \
-          -Dexec.args='-classpath %classpath com.clickhouse.benchmark.data.DataSetGenerator -input sample_dataset.sql \
-          -name default -rows 100000'
+          mvn --batch-mode --no-transfer-progress clean compile exec:exec -Dexec.executable=java \
+          -Dexec.args="-classpath %classpath com.clickhouse.benchmark.data.DataSetGenerator -input sample_dataset.sql -name default -rows 100000"
       - name: Run Benchmarks 
         run: |
           cd ./performance &&
           ls -l && 
-          mvn --batch-mode --no-transfer-progress exec:exec -Dexec.executable=java -Dexec.args='-classpath %classpath com.clickhouse.benchmark.BenchmarkRunner \
-          -l 100000,10000 -m 1 -t 3 -b i -d file://default.csv'
+          mvn --batch-mode --no-transfer-progress clean compile exec:exec -Dexec.executable=java -Dexec.args="-classpath %classpath com.clickhouse.benchmark.BenchmarkRunner \
+          -l 100000,10000 -m 1 -t 3 -b i -d file://default.csv"
       - name: Upload test results
         uses: actions/upload-artifact@v4
         if: success()

performance/src/main/java/com/clickhouse/benchmark/data/DataSetGenerator.java

@@ -77,6 +77,7 @@ public static void main(String[] args) throws IOException {
         }catch (Exception e) {
             e.printStackTrace();
         }
+        System.out.println("Dataset name: " + datasetName);
 
         // Parse the SQL create table statement
         List<Column> originalColumns;