1 files changed, 63 insertions, 0 deletions
diff --git a/src/arrow/dev/benchmarking/ddl/1_01_table_public_cpu.sql b/src/arrow/dev/benchmarking/ddl/1_01_table_public_cpu.sql
new file mode 100644
index 000000000..df1a9e757
--- /dev/null
+++ b/src/arrow/dev/benchmarking/ddl/1_01_table_public_cpu.sql
@@ -0,0 +1,63 @@
+/*
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License.  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied.  See the License for the
+  specific language governing permissions and limitations
+  under the License.
+*/
+
+
+-- CPU
+CREATE TABLE IF NOT EXISTS public.cpu
+(
+  cpu_id SERIAL PRIMARY KEY
+  , cpu_model_name citext NOT NULL UNIQUE
+  , cpu_core_count integer NOT NULL
+  , cpu_thread_count integer NOT NULL
+  , cpu_frequency_max_Hz bigint NOT NULL
+  , cpu_frequency_min_Hz bigint NOT NULL
+  , cpu_L1d_cache_bytes integer NOT NULL
+  , cpu_L1i_cache_bytes integer NOT NULL
+  , cpu_L2_cache_bytes integer NOT NULL
+  , cpu_L3_cache_bytes integer NOT NULL
+);
+COMMENT ON TABLE public.cpu
+  IS 'CPU model and its specifications.';
+COMMENT ON COLUMN public.cpu.cpu_id
+  IS 'The primary key for the CPU table. '
+     'NOTE: This is a synthetic primary key and not meant to represent a '
+     'processor instruction to read capabilities.';
+COMMENT ON COLUMN public.cpu.cpu_model_name
+  IS 'The output of `sysctl -n machdep.cpu.brand_stringp`.';
+COMMENT ON COLUMN public.cpu.cpu_core_count
+  IS 'The output of `sysctl -n hw.physicalcpu`.';
+COMMENT ON COLUMN public.cpu.cpu_thread_count
+  IS 'The output of `sysctl -n hw.logicalcpu`.';
+COMMENT ON COLUMN public.cpu.cpu_frequency_max_Hz
+  IS 'The output of `sysctl -n hw.cpufrequency_max`.';
+COMMENT ON COLUMN public.cpu.cpu_frequency_min_Hz
+  IS 'The output of `sysctl -n hw.cpufrequency_min`.';
+COMMENT ON COLUMN public.cpu.cpu_L1d_cache_bytes
+  IS 'The output of `sysctl -n hw.l1dcachesize`.';
+COMMENT ON COLUMN public.cpu.cpu_L1i_cache_bytes
+  IS 'The output of `sysctl -n hw.l1icachesize`.';
+COMMENT ON COLUMN public.cpu.cpu_L2_cache_bytes
+  IS 'The output of `sysctl -n hw.l2cachesize`.';
+COMMENT ON COLUMN public.cpu.cpu_L3_cache_bytes
+  IS 'The output of `sysctl -n hw.l3cachesize`.';
+
+-- CONSTRAINTS
+ALTER TABLE public.cpu
+  ADD CONSTRAINT cpu_check_cpu_model_name_length
+  CHECK (char_length(cpu_model_name) < 255);