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wangys
2026-04-16 11:30:30 +08:00
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commit 2f2d796e30
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init/pg/course/10_create_course_tables.sql Normal file
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DROP SCHEMA IF EXISTS course CASCADE;
CREATE SCHEMA IF NOT EXISTS course;
DROP TABLE IF EXISTS course.cl_course CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_course (
course_id VARCHAR(64) PRIMARY KEY,
title VARCHAR(256) NOT NULL,
subject_code VARCHAR(32) NOT NULL,
grade_code VARCHAR(32) NOT NULL,
difficulty_level VARCHAR(16),
status VARCHAR(32) NOT NULL DEFAULT 'DRAFT',
adcode VARCHAR(12) NOT NULL,
tenant_id VARCHAR(64) NOT NULL,
tenant_path VARCHAR(255) NOT NULL,
dept_id VARCHAR(64),
dept_path VARCHAR(255),
created_by VARCHAR(64),
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
);
COMMENT ON TABLE course.cl_course IS '课程主表';
COMMENT ON COLUMN course.cl_course.course_id IS '课程ID';
COMMENT ON COLUMN course.cl_course.title IS '课程标题';
COMMENT ON COLUMN course.cl_course.subject_code IS '学科编码';
COMMENT ON COLUMN course.cl_course.grade_code IS '年级编码';
COMMENT ON COLUMN course.cl_course.difficulty_level IS '难度等级';
COMMENT ON COLUMN course.cl_course.status IS '状态（DRAFT/PUBLISHED/ARCHIVED）';
COMMENT ON COLUMN course.cl_course.adcode IS '行政区划编码';
COMMENT ON COLUMN course.cl_course.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_course.tenant_path IS '租户路径';
COMMENT ON COLUMN course.cl_course.dept_id IS '部门ID';
COMMENT ON COLUMN course.cl_course.dept_path IS '部门路径';
COMMENT ON COLUMN course.cl_course.created_by IS '创建人ID';
COMMENT ON COLUMN course.cl_course.created_at IS '创建时间';
DROP TABLE IF EXISTS course.cl_course_chapter CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_course_chapter (
chapter_id VARCHAR(64) PRIMARY KEY,
course_id VARCHAR(64) NOT NULL,
chapter_no INTEGER NOT NULL,
chapter_title VARCHAR(256) NOT NULL,
adcode VARCHAR(12) NOT NULL,
tenant_id VARCHAR(64) NOT NULL,
tenant_path VARCHAR(255) NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
CONSTRAINT fk_cl_course_chapter_course
FOREIGN KEY (course_id) REFERENCES course.cl_course(course_id)
);
COMMENT ON TABLE course.cl_course_chapter IS '课程章节表';
COMMENT ON COLUMN course.cl_course_chapter.chapter_id IS '章节ID';
COMMENT ON COLUMN course.cl_course_chapter.course_id IS '课程ID';
COMMENT ON COLUMN course.cl_course_chapter.chapter_no IS '章节序号';
COMMENT ON COLUMN course.cl_course_chapter.chapter_title IS '章节标题';
COMMENT ON COLUMN course.cl_course_chapter.adcode IS '行政区划编码';
COMMENT ON COLUMN course.cl_course_chapter.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_course_chapter.tenant_path IS '租户路径';
COMMENT ON COLUMN course.cl_course_chapter.created_at IS '创建时间';
DROP TABLE IF EXISTS course.cl_course_node CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_course_node (
node_id VARCHAR(64) PRIMARY KEY,
chapter_id VARCHAR(64) NOT NULL,
node_no INTEGER NOT NULL,
node_title VARCHAR(256) NOT NULL,
node_type VARCHAR(32) NOT NULL DEFAULT 'LESSON',
class_type VARCHAR(32),
duration_sec INTEGER,
adcode VARCHAR(12) NOT NULL,
tenant_id VARCHAR(64) NOT NULL,
tenant_path VARCHAR(255) NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
CONSTRAINT chk_cl_course_node_type
CHECK (node_type IN ('LESSON', 'IN_CLASS_ACTIVITY', 'AFTER_CLASS_TASK', 'MATERIAL', 'OTHER')),
CONSTRAINT fk_cl_course_node_chapter
FOREIGN KEY (chapter_id) REFERENCES course.cl_course_chapter(chapter_id)
);
COMMENT ON TABLE course.cl_course_node IS '课程学习节点表';
COMMENT ON COLUMN course.cl_course_node.node_id IS '学习节点ID';
COMMENT ON COLUMN course.cl_course_node.chapter_id IS '章节ID';
COMMENT ON COLUMN course.cl_course_node.node_no IS '节点序号';
COMMENT ON COLUMN course.cl_course_node.node_title IS '节点标题';
COMMENT ON COLUMN course.cl_course_node.node_type IS '节点类型（LESSON/IN_CLASS_ACTIVITY/AFTER_CLASS_TASK/MATERIAL/OTHER）';
COMMENT ON COLUMN course.cl_course_node.class_type IS '课堂类型（如讲授/讨论/测验）';
COMMENT ON COLUMN course.cl_course_node.duration_sec IS '时长（秒）';
COMMENT ON COLUMN course.cl_course_node.adcode IS '行政区划编码';
COMMENT ON COLUMN course.cl_course_node.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_course_node.tenant_path IS '租户路径';
COMMENT ON COLUMN course.cl_course_node.created_at IS '创建时间';
DROP TABLE IF EXISTS course.cl_knowledge_point CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_knowledge_point (
kp_id VARCHAR(64) PRIMARY KEY,
kp_code VARCHAR(64) NOT NULL,
kp_name VARCHAR(256) NOT NULL,
kp_alias VARCHAR(256),
kp_type VARCHAR(32) NOT NULL DEFAULT 'ATOMIC',
parent_kp_id VARCHAR(64),
kp_path VARCHAR(512),
kp_desc TEXT,
subject_code VARCHAR(32) NOT NULL,
grade_code VARCHAR(32) NOT NULL,
difficulty_level VARCHAR(16),
importance_level NUMERIC(6,4) NOT NULL DEFAULT 1.0000,
graph_entity_id VARCHAR(64),
source_db VARCHAR(64) NOT NULL DEFAULT 'postgresql',
source_table VARCHAR(128) NOT NULL DEFAULT 'course.cl_knowledge_point',
source_pk VARCHAR(128),
metadata_json JSONB NOT NULL DEFAULT '{}'::JSONB,
status VARCHAR(32) NOT NULL DEFAULT 'ACTIVE',
adcode VARCHAR(12) NOT NULL,
tenant_id VARCHAR(64) NOT NULL,
tenant_path VARCHAR(255) NOT NULL,
dept_id VARCHAR(64),
dept_path VARCHAR(255),
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
CONSTRAINT uq_cl_knowledge_point_tenant_code
UNIQUE (tenant_id, kp_code),
CONSTRAINT uq_cl_knowledge_point_tenant_graph_entity
UNIQUE (tenant_id, graph_entity_id),
CONSTRAINT chk_cl_knowledge_point_type
CHECK (kp_type IN ('DOMAIN', 'TOPIC', 'ATOMIC')),
CONSTRAINT chk_cl_knowledge_point_importance
CHECK (importance_level > 0 AND importance_level <= 1),
CONSTRAINT chk_cl_knowledge_point_metadata_json
CHECK (jsonb_typeof(metadata_json) = 'object'),
CONSTRAINT fk_cl_knowledge_point_parent
FOREIGN KEY (parent_kp_id) REFERENCES course.cl_knowledge_point(kp_id) ON DELETE SET NULL
);
COMMENT ON TABLE course.cl_knowledge_point IS '知识点表';
COMMENT ON COLUMN course.cl_knowledge_point.kp_id IS '知识点ID';
COMMENT ON COLUMN course.cl_knowledge_point.kp_code IS '知识点编码';
COMMENT ON COLUMN course.cl_knowledge_point.kp_name IS '知识点名称';
COMMENT ON COLUMN course.cl_knowledge_point.kp_alias IS '知识点别名';
COMMENT ON COLUMN course.cl_knowledge_point.kp_type IS '知识点类型（DOMAIN/TOPIC/ATOMIC）';
COMMENT ON COLUMN course.cl_knowledge_point.parent_kp_id IS '父知识点ID';
COMMENT ON COLUMN course.cl_knowledge_point.kp_path IS '知识点树路径';
COMMENT ON COLUMN course.cl_knowledge_point.kp_desc IS '知识点描述';
COMMENT ON COLUMN course.cl_knowledge_point.subject_code IS '学科编码';
COMMENT ON COLUMN course.cl_knowledge_point.grade_code IS '年级编码';
COMMENT ON COLUMN course.cl_knowledge_point.difficulty_level IS '难度等级';
COMMENT ON COLUMN course.cl_knowledge_point.importance_level IS '重要性权重（0,1]';
COMMENT ON COLUMN course.cl_knowledge_point.graph_entity_id IS '图谱实体ID（Nebula/Neo4j 映射）';
COMMENT ON COLUMN course.cl_knowledge_point.source_db IS '来源数据库';
COMMENT ON COLUMN course.cl_knowledge_point.source_table IS '来源表';
COMMENT ON COLUMN course.cl_knowledge_point.source_pk IS '来源主键';
COMMENT ON COLUMN course.cl_knowledge_point.metadata_json IS '扩展元数据JSON';
COMMENT ON COLUMN course.cl_knowledge_point.status IS '状态（ACTIVE/DISABLED）';
COMMENT ON COLUMN course.cl_knowledge_point.adcode IS '行政区划编码';
COMMENT ON COLUMN course.cl_knowledge_point.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_knowledge_point.tenant_path IS '租户路径';
COMMENT ON COLUMN course.cl_knowledge_point.dept_id IS '部门ID';
COMMENT ON COLUMN course.cl_knowledge_point.dept_path IS '部门路径';
COMMENT ON COLUMN course.cl_knowledge_point.created_at IS '创建时间';
COMMENT ON COLUMN course.cl_knowledge_point.updated_at IS '更新时间';
DROP TABLE IF EXISTS course.cl_chapter_kp_rel CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_chapter_kp_rel (
chapter_id VARCHAR(64) NOT NULL,
kp_id VARCHAR(64) NOT NULL,
relation_type VARCHAR(32) NOT NULL DEFAULT 'TEACHES',
weight NUMERIC(6,4) NOT NULL DEFAULT 1.0000,
is_core BOOLEAN NOT NULL DEFAULT FALSE,
tenant_id VARCHAR(64) NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
PRIMARY KEY (chapter_id, kp_id),
CONSTRAINT chk_cl_chapter_kp_rel_type
CHECK (relation_type IN ('TEACHES', 'REVIEWS', 'EXTENDS')),
CONSTRAINT chk_cl_chapter_kp_rel_weight
CHECK (weight > 0 AND weight <= 1),
CONSTRAINT fk_cl_chapter_kp_rel_chapter
FOREIGN KEY (chapter_id) REFERENCES course.cl_course_chapter(chapter_id),
CONSTRAINT fk_cl_chapter_kp_rel_kp
FOREIGN KEY (kp_id) REFERENCES course.cl_knowledge_point(kp_id)
);
COMMENT ON TABLE course.cl_chapter_kp_rel IS '章节-知识点关联表';
COMMENT ON COLUMN course.cl_chapter_kp_rel.chapter_id IS '章节ID';
COMMENT ON COLUMN course.cl_chapter_kp_rel.kp_id IS '知识点ID';
COMMENT ON COLUMN course.cl_chapter_kp_rel.relation_type IS '关系类型（TEACHES/REVIEWS/EXTENDS）';
COMMENT ON COLUMN course.cl_chapter_kp_rel.weight IS '关联权重（0,1]';
COMMENT ON COLUMN course.cl_chapter_kp_rel.is_core IS '是否核心知识点';
COMMENT ON COLUMN course.cl_chapter_kp_rel.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_chapter_kp_rel.created_at IS '创建时间';
COMMENT ON COLUMN course.cl_chapter_kp_rel.updated_at IS '更新时间';
DROP TABLE IF EXISTS course.cl_student_kp_mastery CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_student_kp_mastery (
mastery_id VARCHAR(64) PRIMARY KEY,
student_id VARCHAR(64) NOT NULL,
kp_id VARCHAR(64) NOT NULL,
mastery_score NUMERIC(6,4) NOT NULL DEFAULT 0,
mastery_level VARCHAR(16) NOT NULL DEFAULT 'UNKNOWN',
mastery_status VARCHAR(16) NOT NULL DEFAULT 'LEARNING',
evidence_json JSONB NOT NULL DEFAULT '{}'::JSONB,
last_source_type VARCHAR(32),
last_source_id VARCHAR(64),
last_assessed_at TIMESTAMP,
adcode VARCHAR(12) NOT NULL,
tenant_id VARCHAR(64) NOT NULL,
tenant_path VARCHAR(255) NOT NULL,
dept_id VARCHAR(64),
dept_path VARCHAR(255),
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
CONSTRAINT uq_cl_student_kp_mastery_student_kp
UNIQUE (student_id, kp_id),
CONSTRAINT chk_cl_student_kp_mastery_score
CHECK (mastery_score >= 0 AND mastery_score <= 1),
CONSTRAINT chk_cl_student_kp_mastery_level
CHECK (mastery_level IN ('UNKNOWN', 'LOW', 'MEDIUM', 'HIGH', 'MASTERED')),
CONSTRAINT chk_cl_student_kp_mastery_status
CHECK (mastery_status IN ('LEARNING', 'STABLE', 'FORGOTTEN')),
CONSTRAINT chk_cl_student_kp_mastery_evidence_json
CHECK (jsonb_typeof(evidence_json) = 'object'),
CONSTRAINT fk_cl_student_kp_mastery_student
FOREIGN KEY (student_id) REFERENCES upms.tb_sys_user(user_id),
CONSTRAINT fk_cl_student_kp_mastery_kp
FOREIGN KEY (kp_id) REFERENCES course.cl_knowledge_point(kp_id)
);
COMMENT ON TABLE course.cl_student_kp_mastery IS '学生知识点掌握度表';
COMMENT ON COLUMN course.cl_student_kp_mastery.mastery_id IS '掌握度记录ID';
COMMENT ON COLUMN course.cl_student_kp_mastery.student_id IS '学生ID';
COMMENT ON COLUMN course.cl_student_kp_mastery.kp_id IS '知识点ID';
COMMENT ON COLUMN course.cl_student_kp_mastery.mastery_score IS '掌握度分值（0-1）';
COMMENT ON COLUMN course.cl_student_kp_mastery.mastery_level IS '掌握等级';
COMMENT ON COLUMN course.cl_student_kp_mastery.mastery_status IS '掌握状态（LEARNING/STABLE/FORGOTTEN）';
COMMENT ON COLUMN course.cl_student_kp_mastery.evidence_json IS '证据数据JSON（错题、批改、学习行为等）';
COMMENT ON COLUMN course.cl_student_kp_mastery.last_source_type IS '最近更新来源类型';
COMMENT ON COLUMN course.cl_student_kp_mastery.last_source_id IS '最近更新来源ID';
COMMENT ON COLUMN course.cl_student_kp_mastery.last_assessed_at IS '最近评估时间';
COMMENT ON COLUMN course.cl_student_kp_mastery.adcode IS '行政区划编码';
COMMENT ON COLUMN course.cl_student_kp_mastery.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_student_kp_mastery.tenant_path IS '租户路径';
COMMENT ON COLUMN course.cl_student_kp_mastery.dept_id IS '部门ID';
COMMENT ON COLUMN course.cl_student_kp_mastery.dept_path IS '部门路径';
COMMENT ON COLUMN course.cl_student_kp_mastery.created_at IS '创建时间';
COMMENT ON COLUMN course.cl_student_kp_mastery.updated_at IS '更新时间';
DROP TABLE IF EXISTS course.cl_kp_material_rel CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_kp_material_rel (
rel_id VARCHAR(64) PRIMARY KEY,
kp_id VARCHAR(64) NOT NULL,
material_type VARCHAR(32) NOT NULL,
material_ref_id VARCHAR(64) NOT NULL,
material_uri VARCHAR(512),
weight NUMERIC(6,4) NOT NULL DEFAULT 1.0000,
source_table VARCHAR(128),
source_pk VARCHAR(128),
tenant_id VARCHAR(64) NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
CONSTRAINT chk_cl_kp_material_rel_type
CHECK (material_type IN ('VECTOR_DOCUMENT', 'VECTOR_CHUNK', 'COURSE_RESOURCE', 'EXTERNAL_URI')),
CONSTRAINT chk_cl_kp_material_rel_weight
CHECK (weight > 0 AND weight <= 1),
CONSTRAINT fk_cl_kp_material_rel_kp
FOREIGN KEY (kp_id) REFERENCES course.cl_knowledge_point(kp_id)
);
COMMENT ON TABLE course.cl_kp_material_rel IS '知识点-学习资料关联表';
COMMENT ON COLUMN course.cl_kp_material_rel.rel_id IS '关联ID';
COMMENT ON COLUMN course.cl_kp_material_rel.kp_id IS '知识点ID';
COMMENT ON COLUMN course.cl_kp_material_rel.material_type IS '资料类型（VECTOR_DOCUMENT/VECTOR_CHUNK/COURSE_RESOURCE/EXTERNAL_URI）';
COMMENT ON COLUMN course.cl_kp_material_rel.material_ref_id IS '资料对象ID';
COMMENT ON COLUMN course.cl_kp_material_rel.material_uri IS '资料URI';
COMMENT ON COLUMN course.cl_kp_material_rel.weight IS '关联权重（0,1]';
COMMENT ON COLUMN course.cl_kp_material_rel.source_table IS '来源表';
COMMENT ON COLUMN course.cl_kp_material_rel.source_pk IS '来源主键';
COMMENT ON COLUMN course.cl_kp_material_rel.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_kp_material_rel.created_at IS '创建时间';
COMMENT ON COLUMN course.cl_kp_material_rel.updated_at IS '更新时间';
DROP TABLE IF EXISTS course.cl_course_knowledge_rel CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_course_knowledge_rel (
course_id VARCHAR(64) NOT NULL,
kp_id VARCHAR(64) NOT NULL,
weight NUMERIC(6,4) NOT NULL DEFAULT 1.0000,
tenant_id VARCHAR(64) NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
PRIMARY KEY (course_id, kp_id),
CONSTRAINT chk_cl_course_knowledge_rel_weight
CHECK (weight > 0 AND weight <= 1),
CONSTRAINT fk_cl_course_knowledge_rel_course
FOREIGN KEY (course_id) REFERENCES course.cl_course(course_id),
CONSTRAINT fk_cl_course_knowledge_rel_kp
FOREIGN KEY (kp_id) REFERENCES course.cl_knowledge_point(kp_id)
);
COMMENT ON TABLE course.cl_course_knowledge_rel IS '课程-知识点关联表';
COMMENT ON COLUMN course.cl_course_knowledge_rel.course_id IS '课程ID';
COMMENT ON COLUMN course.cl_course_knowledge_rel.kp_id IS '知识点ID';
COMMENT ON COLUMN course.cl_course_knowledge_rel.weight IS '关联权重（0,1]）';
COMMENT ON COLUMN course.cl_course_knowledge_rel.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_course_knowledge_rel.created_at IS '创建时间';
DROP TABLE IF EXISTS course.cl_course_tag CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_course_tag (
tag_id VARCHAR(64) PRIMARY KEY,
tag_name VARCHAR(128) NOT NULL,
tag_type VARCHAR(32) NOT NULL,
tenant_id VARCHAR(64) NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
);
COMMENT ON TABLE course.cl_course_tag IS '课程标签表';
COMMENT ON COLUMN course.cl_course_tag.tag_id IS '标签ID';
COMMENT ON COLUMN course.cl_course_tag.tag_name IS '标签名称';
COMMENT ON COLUMN course.cl_course_tag.tag_type IS '标签类型';
COMMENT ON COLUMN course.cl_course_tag.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_course_tag.created_at IS '创建时间';
DROP TABLE IF EXISTS course.cl_course_tag_rel CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_course_tag_rel (
course_id VARCHAR(64) NOT NULL,
tag_id VARCHAR(64) NOT NULL,
tenant_id VARCHAR(64) NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
PRIMARY KEY (course_id, tag_id),
CONSTRAINT fk_cl_course_tag_rel_course
FOREIGN KEY (course_id) REFERENCES course.cl_course(course_id),
CONSTRAINT fk_cl_course_tag_rel_tag
FOREIGN KEY (tag_id) REFERENCES course.cl_course_tag(tag_id)
);
COMMENT ON TABLE course.cl_course_tag_rel IS '课程-标签关联表';
COMMENT ON COLUMN course.cl_course_tag_rel.course_id IS '课程ID';
COMMENT ON COLUMN course.cl_course_tag_rel.tag_id IS '标签ID';
COMMENT ON COLUMN course.cl_course_tag_rel.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_course_tag_rel.created_at IS '创建时间';
DROP TABLE IF EXISTS course.cl_node_resource CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_node_resource (
resource_id VARCHAR(64) PRIMARY KEY,
node_id VARCHAR(64) NOT NULL,
resource_type VARCHAR(32) NOT NULL,
file_id VARCHAR(64),
resource_url VARCHAR(512),
resource_title VARCHAR(256),
tenant_id VARCHAR(64) NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
CONSTRAINT chk_cl_node_resource_type
CHECK (resource_type IN ('PDF', 'VIDEO', 'DOC', 'IMAGE', 'LINK', 'OTHER')),
CONSTRAINT chk_cl_node_resource_ref
CHECK (file_id IS NOT NULL OR resource_url IS NOT NULL),
CONSTRAINT fk_cl_node_resource_node
FOREIGN KEY (node_id) REFERENCES course.cl_course_node(node_id),
CONSTRAINT fk_cl_node_resource_file
FOREIGN KEY (file_id) REFERENCES upms.tb_sys_file(file_id)
);
COMMENT ON TABLE course.cl_node_resource IS '学习节点资源表';
COMMENT ON COLUMN course.cl_node_resource.resource_id IS '资源ID';
COMMENT ON COLUMN course.cl_node_resource.node_id IS '学习节点ID';
COMMENT ON COLUMN course.cl_node_resource.resource_type IS '资源类型（PDF/VIDEO/DOC/IMAGE/LINK/OTHER）';
COMMENT ON COLUMN course.cl_node_resource.file_id IS '资源文件ID';
COMMENT ON COLUMN course.cl_node_resource.resource_url IS '资源地址';
COMMENT ON COLUMN course.cl_node_resource.resource_title IS '资源标题';
COMMENT ON COLUMN course.cl_node_resource.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_node_resource.created_at IS '创建时间';
DROP TABLE IF EXISTS course.cl_node_kp_rel CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_node_kp_rel (
node_id VARCHAR(64) NOT NULL,
kp_id VARCHAR(64) NOT NULL,
relation_type VARCHAR(32) NOT NULL DEFAULT 'TEACHES',
weight NUMERIC(6,4) NOT NULL DEFAULT 1.0000,
tenant_id VARCHAR(64) NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
PRIMARY KEY (node_id, kp_id),
CONSTRAINT chk_cl_node_kp_rel_type
CHECK (relation_type IN ('TEACHES', 'PRACTICES', 'REVIEWS')),
CONSTRAINT chk_cl_node_kp_rel_weight
CHECK (weight > 0 AND weight <= 1),
CONSTRAINT fk_cl_node_kp_rel_node
FOREIGN KEY (node_id) REFERENCES course.cl_course_node(node_id),
CONSTRAINT fk_cl_node_kp_rel_kp
FOREIGN KEY (kp_id) REFERENCES course.cl_knowledge_point(kp_id)
);
COMMENT ON TABLE course.cl_node_kp_rel IS '学习节点-知识点关联表';
COMMENT ON COLUMN course.cl_node_kp_rel.node_id IS '学习节点ID';
COMMENT ON COLUMN course.cl_node_kp_rel.kp_id IS '知识点ID';
COMMENT ON COLUMN course.cl_node_kp_rel.relation_type IS '关系类型（TEACHES/PRACTICES/REVIEWS）';
COMMENT ON COLUMN course.cl_node_kp_rel.weight IS '关联权重（0,1]';
COMMENT ON COLUMN course.cl_node_kp_rel.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_node_kp_rel.created_at IS '创建时间';
DROP TABLE IF EXISTS course.cl_node_homework_rel CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_node_homework_rel (
node_id VARCHAR(64) NOT NULL,
assignment_id VARCHAR(64) NOT NULL,
relation_type VARCHAR(32) NOT NULL DEFAULT 'AFTER_CLASS',
tenant_id VARCHAR(64) NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
PRIMARY KEY (node_id, assignment_id),
CONSTRAINT chk_cl_node_homework_rel_type
CHECK (relation_type IN ('IN_CLASS', 'AFTER_CLASS')),
CONSTRAINT fk_cl_node_homework_rel_node
FOREIGN KEY (node_id) REFERENCES course.cl_course_node(node_id)
);
COMMENT ON TABLE course.cl_node_homework_rel IS '学习节点-作业关联表';
COMMENT ON COLUMN course.cl_node_homework_rel.node_id IS '学习节点ID';
COMMENT ON COLUMN course.cl_node_homework_rel.assignment_id IS '作业ID（question.hw_assignment.assignment_id）';
COMMENT ON COLUMN course.cl_node_homework_rel.relation_type IS '关系类型（IN_CLASS/AFTER_CLASS）';
COMMENT ON COLUMN course.cl_node_homework_rel.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_node_homework_rel.created_at IS '创建时间';
DROP TABLE IF EXISTS course.cl_learning_session CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_learning_session (
session_id VARCHAR(64) PRIMARY KEY,
user_id VARCHAR(64) NOT NULL,
course_id VARCHAR(64) NOT NULL,
status VARCHAR(32) NOT NULL DEFAULT 'STARTED',
started_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
ended_at TIMESTAMP,
adcode VARCHAR(12) NOT NULL,
tenant_id VARCHAR(64) NOT NULL,
tenant_path VARCHAR(255) NOT NULL,
dept_id VARCHAR(64),
dept_path VARCHAR(255),
CONSTRAINT fk_cl_learning_session_user
FOREIGN KEY (user_id) REFERENCES upms.tb_sys_user(user_id),
CONSTRAINT fk_cl_learning_session_course
FOREIGN KEY (course_id) REFERENCES course.cl_course(course_id)
);
COMMENT ON TABLE course.cl_learning_session IS '学习会话表';
COMMENT ON COLUMN course.cl_learning_session.session_id IS '会话ID';
COMMENT ON COLUMN course.cl_learning_session.user_id IS '学员ID';
COMMENT ON COLUMN course.cl_learning_session.course_id IS '课程ID';
COMMENT ON COLUMN course.cl_learning_session.status IS '会话状态（STARTED/PAUSED/COMPLETED）';
COMMENT ON COLUMN course.cl_learning_session.started_at IS '开始时间';
COMMENT ON COLUMN course.cl_learning_session.ended_at IS '结束时间';
COMMENT ON COLUMN course.cl_learning_session.adcode IS '行政区划编码';
COMMENT ON COLUMN course.cl_learning_session.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_learning_session.tenant_path IS '租户路径';
COMMENT ON COLUMN course.cl_learning_session.dept_id IS '部门ID';
COMMENT ON COLUMN course.cl_learning_session.dept_path IS '部门路径';
DROP TABLE IF EXISTS course.cl_learning_progress CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_learning_progress (
progress_id VARCHAR(64) PRIMARY KEY,
session_id VARCHAR(64) NOT NULL,
node_id VARCHAR(64) NOT NULL,
progress_pct NUMERIC(5,2) NOT NULL DEFAULT 0,
last_position_sec INTEGER NOT NULL DEFAULT 0,
mastery_level VARCHAR(16),
tenant_id VARCHAR(64) NOT NULL,
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
CONSTRAINT fk_cl_learning_progress_session
FOREIGN KEY (session_id) REFERENCES course.cl_learning_session(session_id),
CONSTRAINT fk_cl_learning_progress_node
FOREIGN KEY (node_id) REFERENCES course.cl_course_node(node_id)
);
COMMENT ON TABLE course.cl_learning_progress IS '学习进度表';
COMMENT ON COLUMN course.cl_learning_progress.progress_id IS '进度ID';
COMMENT ON COLUMN course.cl_learning_progress.session_id IS '学习会话ID';
COMMENT ON COLUMN course.cl_learning_progress.node_id IS '学习节点ID';
COMMENT ON COLUMN course.cl_learning_progress.progress_pct IS '进度百分比';
COMMENT ON COLUMN course.cl_learning_progress.last_position_sec IS '最后学习位置（秒）';
COMMENT ON COLUMN course.cl_learning_progress.mastery_level IS '掌握等级';
COMMENT ON COLUMN course.cl_learning_progress.tenant_id IS '租户ID';
COMMENT ON COLUMN course.cl_learning_progress.updated_at IS '更新时间';
DROP TABLE IF EXISTS course.cl_learning_event CASCADE;
CREATE TABLE IF NOT EXISTS course.cl_learning_event (
event_id VARCHAR(64) PRIMARY KEY,
session_id VARCHAR(64) NOT NULL,
event_type VARCHAR(32) NOT NULL,
event_time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
payload_json JSONB,
tenant_id VARCHAR(64) NOT NULL,
CONSTRAINT fk_cl_learning_event_session
FOREIGN KEY (session_id) REFERENCES course.cl_learning_session(session_id)
);
COMMENT ON TABLE course.cl_learning_event IS '学习行为事件表';
COMMENT ON COLUMN course.cl_learning_event.event_id IS '事件ID';
COMMENT ON COLUMN course.cl_learning_event.session_id IS '会话ID';
COMMENT ON COLUMN course.cl_learning_event.event_type IS '事件类型（start/pause/seek/finish）';
COMMENT ON COLUMN course.cl_learning_event.event_time IS '事件时间';
COMMENT ON COLUMN course.cl_learning_event.payload_json IS '事件扩展信息';
COMMENT ON COLUMN course.cl_learning_event.tenant_id IS '租户ID';
CREATE INDEX IF NOT EXISTS idx_cl_course_tenant_subject_grade
ON course.cl_course(tenant_id, subject_code, grade_code);
CREATE INDEX IF NOT EXISTS idx_cl_course_chapter_course_no
ON course.cl_course_chapter(course_id, chapter_no);
CREATE INDEX IF NOT EXISTS idx_cl_course_node_chapter_no
ON course.cl_course_node(chapter_id, node_no);
CREATE INDEX IF NOT EXISTS idx_cl_knowledge_point_subject_grade
ON course.cl_knowledge_point(tenant_id, subject_code, grade_code);
CREATE INDEX IF NOT EXISTS idx_cl_knowledge_point_parent
ON course.cl_knowledge_point(tenant_id, parent_kp_id);
CREATE INDEX IF NOT EXISTS idx_cl_knowledge_point_graph_entity
ON course.cl_knowledge_point(tenant_id, graph_entity_id);
CREATE INDEX IF NOT EXISTS idx_cl_chapter_kp_rel_chapter
ON course.cl_chapter_kp_rel(tenant_id, chapter_id, relation_type);
CREATE INDEX IF NOT EXISTS idx_cl_chapter_kp_rel_kp
ON course.cl_chapter_kp_rel(tenant_id, kp_id, relation_type);
CREATE INDEX IF NOT EXISTS idx_cl_student_kp_mastery_student
ON course.cl_student_kp_mastery(tenant_id, student_id, mastery_score DESC);
CREATE INDEX IF NOT EXISTS idx_cl_student_kp_mastery_kp
ON course.cl_student_kp_mastery(tenant_id, kp_id, mastery_score DESC);
CREATE INDEX IF NOT EXISTS idx_cl_kp_material_rel_kp
ON course.cl_kp_material_rel(tenant_id, kp_id, material_type);
CREATE INDEX IF NOT EXISTS idx_cl_node_resource_node
ON course.cl_node_resource(node_id, resource_type);
CREATE INDEX IF NOT EXISTS idx_cl_node_kp_rel_node
ON course.cl_node_kp_rel(tenant_id, node_id, relation_type);
CREATE INDEX IF NOT EXISTS idx_cl_node_kp_rel_kp
ON course.cl_node_kp_rel(tenant_id, kp_id, relation_type);
CREATE INDEX IF NOT EXISTS idx_cl_node_homework_rel_node
ON course.cl_node_homework_rel(tenant_id, node_id, relation_type);
CREATE INDEX IF NOT EXISTS idx_cl_learning_session_user_course
ON course.cl_learning_session(tenant_id, user_id, course_id);
CREATE INDEX IF NOT EXISTS idx_cl_learning_progress_session_node
ON course.cl_learning_progress(session_id, node_id);
CREATE INDEX IF NOT EXISTS idx_cl_learning_event_session_time
ON course.cl_learning_event(session_id, event_time DESC);

2
init/pg/course/20_init_course_seed.sql Normal file
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@@ -0,0 +1,2 @@
-- 课程学习模块初始化数据占位
-- 按需补充课程、章节、课时、知识点、标签等种子数据