Add helper script to generate small example data sets

Author: szarnyasg

tools/gen-cypher-umbra.sh

@@ -0,0 +1,35 @@
+#!/bin/bash
+
+set -eu
+set -o pipefail
+
+cd "$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+cd ..
+
+# generate BI test data sets
+for SF in 0.003 0.1 0.3 1 3; do
+    rm -rf out-sf${SF}/
+    tools/run.py \
+        --cores $(nproc) \
+        --memory ${LDBC_SNB_DATAGEN_MAX_MEM} \
+        ./target/ldbc_snb_datagen_${PLATFORM_VERSION}-${DATAGEN_VERSION}.jar \
+        -- \
+        --format csv \
+        --scale-factor ${SF} \
+        --mode bi \
+        --output-dir out-sf${SF} \
+        --generate-factors
+    
+    rm -rf out-${SF}/graphs/parquet    
+    tools/run.py \
+        --cores $(nproc) \
+        --memory ${LDBC_SNB_DATAGEN_MAX_MEM} \
+        ./target/ldbc_snb_datagen_${PLATFORM_VERSION}-${DATAGEN_VERSION}.jar \
+        -- \
+        --format csv \
+        --scale-factor ${SF} \
+        --explode-edges \
+        --mode bi \
+        --output-dir out-sf${SF}/ \
+        --format-options header=false,quoteAll=true,compression=gzip
+done