testdata/datasets/tpch/preload

#!/bin/bash
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# to you under the Apache License, Version 2.0 (the
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#
#   http://www.apache.org/licenses/LICENSE-2.0
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set -euo pipefail
trap 'echo Error in $0 at line $LINENO: $(cd "'$PWD'" && awk "NR == $LINENO" $0)' ERR

IMPALA_DATA=${IMPALA_HOME}/testdata/impala-data
TPC_H_DATA=${IMPALA_DATA}/tpch
TPC_H_HOME=${IMPALA_TOOLCHAIN}/tpc-h-${IMPALA_TPC_H_VERSION}
TPC_H_DBGEN=${TPC_H_HOME}/bin/dbgen

if [ ! -x ${TPC_H_DBGEN} ]; then
  echo "Could not find TPC-H data generator executable: ${TPC_H_DBGEN}"
  exit 1
fi

echo "Generating TPC-H data into ${TPC_H_DATA}"
# Delete any preexisting data or symlinks
# Need to change permissions to work around an old TPC-H data tarball that had a
# non-writable top-level directory when extracted.
chmod +w ${TPC_H_DATA} || true
rm -rf ${TPC_H_DATA}
mkdir -p ${TPC_H_DATA}
cd ${TPC_H_DATA}

${TPC_H_DBGEN} -v -f
# Impala expects each table to be in its own subdirectory.
for FILE in *.tbl; do
  FILE_DIR=${FILE%.tbl}
  mkdir -p ${FILE_DIR}
  mv ${FILE} ${FILE_DIR}
done