copilot-swe-agent[bot]andArtemFilin1990
1e7edf9965
Co-authored-by: ArtemFilin1990 <221041513+ArtemFilin1990@users.noreply.github.com>
306 lines
11 KiB
PL/PgSQL
306 lines
11 KiB
PL/PgSQL
-- Bearing Reference Database Schema
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-- Version 1.0
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-- Created: 2026-01-20
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-- ======================================================
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-- Table: bearings (Master catalog)
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-- Description: Main bearing catalog with all designations
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-- ======================================================
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CREATE TABLE IF NOT EXISTS bearings (
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id SERIAL PRIMARY KEY,
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gost_designation VARCHAR(50),
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iso_designation VARCHAR(50) NOT NULL,
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skf_designation VARCHAR(50),
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fag_designation VARCHAR(50),
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nsk_designation VARCHAR(50),
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ntn_designation VARCHAR(50),
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koyo_designation VARCHAR(50),
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bearing_type VARCHAR(100) NOT NULL,
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bore_diameter_d DECIMAL(10,3) NOT NULL,
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outer_diameter_D DECIMAL(10,3) NOT NULL,
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width_B DECIMAL(10,3) NOT NULL,
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chamfer_r_min DECIMAL(10,3),
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weight_kg DECIMAL(10,6),
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dynamic_load_C_kN DECIMAL(10,3),
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static_load_C0_kN DECIMAL(10,3),
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limiting_speed_rpm INTEGER,
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reference_speed_rpm INTEGER,
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category VARCHAR(50),
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status VARCHAR(20),
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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);
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CREATE INDEX idx_bearings_gost ON bearings(gost_designation);
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CREATE INDEX idx_bearings_iso ON bearings(iso_designation);
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CREATE INDEX idx_bearings_type ON bearings(bearing_type);
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CREATE INDEX idx_bearings_dimensions ON bearings(bore_diameter_d, outer_diameter_D, width_B);
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-- ======================================================
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-- Table: manufacturers
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-- Description: Bearing manufacturers and brands
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-- ======================================================
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CREATE TABLE IF NOT EXISTS manufacturers (
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id SERIAL PRIMARY KEY,
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brand VARCHAR(100) NOT NULL UNIQUE,
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country VARCHAR(100) NOT NULL,
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company_name VARCHAR(255) NOT NULL,
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manufacturer_type VARCHAR(50),
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quality_level VARCHAR(50),
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specialization TEXT,
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website VARCHAR(255),
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notes TEXT,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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);
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CREATE INDEX idx_manufacturers_brand ON manufacturers(brand);
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CREATE INDEX idx_manufacturers_country ON manufacturers(country);
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CREATE INDEX idx_manufacturers_quality ON manufacturers(quality_level);
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-- ======================================================
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-- Table: analogs
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-- Description: Bearing analogs and cross-references
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-- ======================================================
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CREATE TABLE IF NOT EXISTS analogs (
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id SERIAL PRIMARY KEY,
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source_standard VARCHAR(20) NOT NULL,
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source_designation VARCHAR(50) NOT NULL,
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target_standard VARCHAR(20) NOT NULL,
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target_designation VARCHAR(50) NOT NULL,
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bearing_type VARCHAR(100),
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is_direct_analog BOOLEAN DEFAULT TRUE,
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limitations TEXT,
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notes TEXT,
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source_reference VARCHAR(255),
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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);
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CREATE INDEX idx_analogs_source ON analogs(source_standard, source_designation);
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CREATE INDEX idx_analogs_target ON analogs(target_standard, target_designation);
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-- ======================================================
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-- Table: additional_designations
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-- Description: Additional suffixes and modifiers
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-- ======================================================
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CREATE TABLE IF NOT EXISTS additional_designations (
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id SERIAL PRIMARY KEY,
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gost_suffix VARCHAR(20),
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iso_suffix VARCHAR(20),
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skf_suffix VARCHAR(20),
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fag_suffix VARCHAR(20),
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nsk_suffix VARCHAR(20),
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ntn_suffix VARCHAR(20),
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description TEXT NOT NULL,
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notes TEXT,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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);
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CREATE INDEX idx_additional_gost ON additional_designations(gost_suffix);
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CREATE INDEX idx_additional_iso ON additional_designations(iso_suffix);
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-- ======================================================
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-- Table: tolerance_classes
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-- Description: Tolerance and precision classes
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-- ======================================================
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CREATE TABLE IF NOT EXISTS tolerance_classes (
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id SERIAL PRIMARY KEY,
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gost_class VARCHAR(10) NOT NULL,
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iso_class VARCHAR(10) NOT NULL,
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abec_class VARCHAR(10),
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description TEXT,
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applications TEXT,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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);
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CREATE INDEX idx_tolerance_gost ON tolerance_classes(gost_class);
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CREATE INDEX idx_tolerance_iso ON tolerance_classes(iso_class);
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-- ======================================================
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-- Table: tn_ved_codes
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-- Description: Customs codes (HS codes) for bearings
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-- ======================================================
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CREATE TABLE IF NOT EXISTS tn_ved_codes (
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id SERIAL PRIMARY KEY,
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code VARCHAR(20) NOT NULL UNIQUE,
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description TEXT NOT NULL,
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bearing_type VARCHAR(100),
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notes TEXT,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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);
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CREATE INDEX idx_tn_ved_code ON tn_ved_codes(code);
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-- ======================================================
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-- Table: bearing_units
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-- Description: Bearing housing units (UCP, UCF, etc.)
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-- ======================================================
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CREATE TABLE IF NOT EXISTS bearing_units (
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id SERIAL PRIMARY KEY,
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unit_type VARCHAR(20) NOT NULL,
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series VARCHAR(50),
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description TEXT,
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housing_type VARCHAR(100),
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shaft_fixing VARCHAR(100),
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typical_applications TEXT,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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);
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CREATE INDEX idx_units_type ON bearing_units(unit_type);
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-- ======================================================
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-- Table: standards
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-- Description: GOST and ISO standards
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-- ======================================================
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CREATE TABLE IF NOT EXISTS standards (
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id SERIAL PRIMARY KEY,
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standard_type VARCHAR(20) NOT NULL,
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standard_number VARCHAR(50) NOT NULL,
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standard_year INTEGER,
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title TEXT NOT NULL,
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scope TEXT,
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status VARCHAR(20),
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replaces VARCHAR(100),
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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);
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CREATE INDEX idx_standards_type ON standards(standard_type);
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CREATE INDEX idx_standards_number ON standards(standard_number);
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-- ======================================================
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-- Views for common queries
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-- ======================================================
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-- View: Full bearing information with all analogs
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CREATE OR REPLACE VIEW v_bearing_full AS
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SELECT
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b.id,
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b.gost_designation,
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b.iso_designation,
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b.skf_designation,
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b.fag_designation,
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b.nsk_designation,
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b.ntn_designation,
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b.koyo_designation,
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b.bearing_type,
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b.bore_diameter_d AS d,
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b.outer_diameter_D AS D,
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b.width_B AS B,
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b.chamfer_r_min AS r,
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b.weight_kg,
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b.dynamic_load_C_kN,
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b.static_load_C0_kN,
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b.limiting_speed_rpm,
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b.reference_speed_rpm,
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b.category,
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b.status
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FROM bearings b
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WHERE b.status = 'Active';
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-- View: Manufacturer directory
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CREATE OR REPLACE VIEW v_manufacturers AS
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SELECT
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m.brand,
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m.country,
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m.company_name,
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m.quality_level,
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m.specialization,
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m.website
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FROM manufacturers m
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ORDER BY m.quality_level DESC, m.brand;
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-- ======================================================
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-- Sample data insertion
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-- ======================================================
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-- Insert sample tolerance classes
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INSERT INTO tolerance_classes (gost_class, iso_class, abec_class, description, applications) VALUES
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('Р0', 'P0', 'ABEC-1', 'Класс точности 0 (нормальный)', 'Общее применение'),
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('Р6', 'P6', 'ABEC-3', 'Класс точности 6 (повышенный)', 'Электродвигатели средней точности'),
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('Р5', 'P5', 'ABEC-5', 'Класс точности 5 (высокий)', 'Станки средней точности'),
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('Р4', 'P4', 'ABEC-7', 'Класс точности 4 (прецизионный)', 'Шпиндели станков'),
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('Р2', 'P2', 'ABEC-9', 'Класс точности 2 (сверхпрецизионный)', 'Высокоточные шпиндели')
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ON CONFLICT DO NOTHING;
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-- Insert sample standards
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INSERT INTO standards (standard_type, standard_number, standard_year, title, scope, status) VALUES
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('GOST', '520', 2002, 'Подшипники качения. Общие технические условия', 'Общие требования к подшипникам качения', 'Active'),
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('GOST', '3189', 1989, 'Подшипники шариковые и роликовые. Система условных обозначений', 'Система обозначений подшипников', 'Active'),
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('ISO', '15', 1998, 'Rolling bearings - Radial bearings - Boundary dimensions', 'Размеры радиальных подшипников', 'Active'),
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('ISO', '355', 2007, 'Rolling bearings - Tapered roller bearings', 'Конические роликовые подшипники', 'Active'),
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('ISO', '492', 2014, 'Rolling bearings - Radial bearings - Geometrical product specifications (GPS) and tolerance values', 'Допуски и технические требования', 'Active')
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ON CONFLICT DO NOTHING;
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-- ======================================================
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-- Functions for data validation
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-- ======================================================
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-- Function to validate bearing designation format
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CREATE OR REPLACE FUNCTION validate_bearing_designation(designation VARCHAR)
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RETURNS BOOLEAN AS $$
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BEGIN
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-- Basic validation: not empty and reasonable length
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RETURN designation IS NOT NULL AND LENGTH(designation) > 0 AND LENGTH(designation) <= 50;
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END;
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$$ LANGUAGE plpgsql;
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-- Function to find analogs
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CREATE OR REPLACE FUNCTION find_analogs(
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p_designation VARCHAR,
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p_standard VARCHAR DEFAULT 'GOST'
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)
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RETURNS TABLE (
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analog_standard VARCHAR,
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analog_designation VARCHAR,
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is_direct BOOLEAN,
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notes TEXT
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) AS $$
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BEGIN
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RETURN QUERY
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SELECT
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a.target_standard,
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a.target_designation,
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a.is_direct_analog,
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a.notes
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FROM analogs a
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WHERE a.source_standard = p_standard
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AND a.source_designation = p_designation
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ORDER BY a.is_direct_analog DESC, a.target_standard;
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END;
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$$ LANGUAGE plpgsql;
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-- ======================================================
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-- Comments for documentation
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-- ======================================================
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COMMENT ON TABLE bearings IS 'Основной каталог подшипников с размерами и характеристиками';
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COMMENT ON TABLE manufacturers IS 'Справочник производителей и брендов подшипников';
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COMMENT ON TABLE analogs IS 'Таблица аналогов и кросс-референсов между стандартами';
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COMMENT ON TABLE additional_designations IS 'Дополнительные обозначения (суффиксы и модификаторы)';
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COMMENT ON TABLE tolerance_classes IS 'Классы точности ГОСТ/ISO/ABEC';
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COMMENT ON TABLE tn_ved_codes IS 'Коды ТН ВЭД для таможенного оформления';
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COMMENT ON TABLE bearing_units IS 'Подшипниковые узлы в корпусах';
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COMMENT ON TABLE standards IS 'Справочник стандартов ГОСТ и ISO';
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-- ======================================================
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-- Grant permissions (adjust as needed)
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-- ======================================================
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-- GRANT SELECT ON ALL TABLES IN SCHEMA public TO readonly_user;
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-- GRANT SELECT, INSERT, UPDATE ON ALL TABLES IN SCHEMA public TO readwrite_user;
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-- GRANT ALL ON ALL TABLES IN SCHEMA public TO admin_user;
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-- ======================================================
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-- End of schema
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-- ======================================================
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