| /* |
| 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); |