版本管理与迭代规划
2025/9/7大约 13 分钟
在企业级统一身份治理平台的持续发展过程中，科学的版本管理和系统的迭代规划是确保平台持续演进、满足不断变化的业务需求的关键。通过建立规范的版本控制体系和清晰的迭代规划流程，可以有效协调开发资源，控制发布风险，并确保平台功能的持续优化和创新。
引言
统一身份治理平台作为一个复杂的系统，需要在保持稳定性的前提下持续进行功能增强和性能优化。版本管理不仅涉及代码的版本控制，还包括功能规划、发布策略、回滚机制等多个方面。迭代规划则需要平衡业务需求、技术债务、用户反馈和资源约束，制定切实可行的开发计划。
版本管理体系
版本号规范
采用语义化版本控制(SemVer)规范，确保版本号能够清晰表达变更的性质和影响：
版本控制实现
public class VersionManagementSystem {
private final ReleaseService releaseService;
private final ChangeManagementService changeManagementService;
private final DeploymentService deploymentService;
// 版本号模型
public class SemanticVersion {
private int major;
private int minor;
private int patch;
private String preRelease;
private String buildMetadata;
// 构造函数
public SemanticVersion(int major, int minor, int patch) {
this.major = major;
this.minor = minor;
this.patch = patch;
}
// 解析版本字符串
public static SemanticVersion parse(String versionString) {
// 实现版本字符串解析逻辑
String[] parts = versionString.split("[.-]");
if (parts.length < 3) {
throw new IllegalArgumentException("Invalid version format: " + versionString);
}
int major = Integer.parseInt(parts[0]);
int minor = Integer.parseInt(parts[1]);
int patch = Integer.parseInt(parts[2]);
SemanticVersion version = new SemanticVersion(major, minor, patch);
// 处理预发布版本和构建元数据
if (versionString.contains("-")) {
String[] versionParts = versionString.split("-");
if (versionParts.length > 1) {
version.setPreRelease(versionParts[1]);
}
}
if (versionString.contains("+")) {
String[] versionParts = versionString.split("\\+");
if (versionParts.length > 1) {
version.setBuildMetadata(versionParts[1]);
}
}
return version;
}
// 版本比较
public int compareTo(SemanticVersion other) {
if (this.major != other.major) {
return Integer.compare(this.major, other.major);
}
if (this.minor != other.minor) {
return Integer.compare(this.minor, other.minor);
}
if (this.patch != other.patch) {
return Integer.compare(this.patch, other.patch);
}
// 预发布版本的比较逻辑
return comparePreRelease(other);
}
// 转换为字符串
@Override
public String toString() {
StringBuilder version = new StringBuilder();
version.append(major).append(".").append(minor).append(".").append(patch);
if (preRelease != null && !preRelease.isEmpty()) {
version.append("-").append(preRelease);
}
if (buildMetadata != null && !buildMetadata.isEmpty()) {
version.append("+").append(buildMetadata);
}
return version.toString();
}
}
// 发布计划模型
public class ReleasePlan {
private String id;
private SemanticVersion version;
private ReleaseType type;
private String title;
private String description;
private List<ReleaseItem> items;
private LocalDateTime plannedReleaseDate;
private LocalDateTime actualReleaseDate;
private ReleaseStatus status;
private List<Risk> risks;
private List<Milestone> milestones;
private String releaseNotes;
private List<DeploymentEnvironment> deploymentEnvironments;
}
// 发布类型枚举
public enum ReleaseType {
MAJOR("主版本", "包含重大功能和不兼容变更"),
MINOR("次版本", "包含向后兼容的新功能"),
PATCH("修订版本", "包含缺陷修复和安全补丁");
private final String name;
private final String description;
ReleaseType(String name, String description) {
this.name = name;
this.description = description;
}
public String getName() {
return name;
}
public String getDescription() {
return description;
}
}
// 创建发布计划
public ReleasePlan createReleasePlan(ReleasePlanRequest request) {
ReleasePlan plan = new ReleasePlan();
plan.setId(generateReleasePlanId());
plan.setVersion(request.getVersion());
plan.setType(determineReleaseType(request.getVersion()));
plan.setTitle(request.getTitle());
plan.setDescription(request.getDescription());
plan.setItems(request.getItems());
plan.setPlannedReleaseDate(request.getPlannedReleaseDate());
plan.setStatus(ReleaseStatus.PLANNING);
plan.setRisks(new ArrayList<>());
plan.setMilestones(new ArrayList<>());
plan.setDeploymentEnvironments(request.getDeploymentEnvironments());
// 保存发布计划
releaseService.saveReleasePlan(plan);
// 记录变更日志
changeManagementService.logReleasePlanCreation(plan);
return plan;
}
// 确定发布类型
private ReleaseType determineReleaseType(SemanticVersion version) {
if (version.getMajor() > 0) {
return ReleaseType.MAJOR;
} else if (version.getMinor() > 0) {
return ReleaseType.MINOR;
} else {
return ReleaseType.PATCH;
}
}
// 版本发布流程
public class ReleaseProcess {
// 执行发布
public ReleaseResult executeRelease(ReleasePlan plan) {
try {
// 1. 预发布检查
PreReleaseCheckResult preCheckResult = performPreReleaseChecks(plan);
if (!preCheckResult.isPassed()) {
return ReleaseResult.failure("预发布检查失败: " + preCheckResult.getFailureReason());
}
// 2. 代码冻结
codeFreeze(plan);
// 3. 构建发布版本
BuildResult buildResult = buildReleaseVersion(plan);
if (!buildResult.isSuccess()) {
return ReleaseResult.failure("构建失败: " + buildResult.getErrorMessage());
}
// 4. 执行测试
TestResult testResult = executeReleaseTesting(plan);
if (!testResult.isPassed()) {
return ReleaseResult.failure("测试失败: " + testResult.getFailureReason());
}
// 5. 部署到预发布环境
DeploymentResult preReleaseResult = deployToPreRelease(plan);
if (!preReleaseResult.isSuccess()) {
return ReleaseResult.failure("预发布部署失败: " + preReleaseResult.getErrorMessage());
}
// 6. 预发布验证
ValidationResult validationResult = validatePreRelease(plan);
if (!validationResult.isValid()) {
return ReleaseResult.failure("预发布验证失败: " + validationResult.getValidationError());
}
// 7. 部署到生产环境
DeploymentResult productionResult = deployToProduction(plan);
if (!productionResult.isSuccess()) {
return ReleaseResult.failure("生产环境部署失败: " + productionResult.getErrorMessage());
}
// 8. 发布后验证
PostReleaseValidationResult postValidationResult = validatePostRelease(plan);
if (!postValidationResult.isValid()) {
return ReleaseResult.failure("发布后验证失败: " + postValidationResult.getValidationError());
}
// 9. 更新发布状态
plan.setActualReleaseDate(LocalDateTime.now());
plan.setStatus(ReleaseStatus.RELEASED);
releaseService.updateReleasePlan(plan);
// 10. 发送发布通知
notificationService.sendReleaseNotification(plan);
// 11. 生成发布说明
generateReleaseNotes(plan);
return ReleaseResult.success("版本发布成功", plan.getVersion().toString());
} catch (Exception e) {
// 记录错误并回滚
logReleaseError(plan, e);
rollbackRelease(plan);
return ReleaseResult.failure("发布过程中发生错误: " + e.getMessage());
}
}
// 预发布检查
private PreReleaseCheckResult performPreReleaseChecks(ReleasePlan plan) {
PreReleaseCheckResult result = new PreReleaseCheckResult();
// 检查代码质量
CodeQualityReport codeQuality = codeAnalysisService.analyzeCodeQuality();
if (codeQuality.getIssues().size() > 0) {
result.setPassed(false);
result.setFailureReason("代码质量问题: " + codeQuality.getIssues().size() + " 个问题");
return result;
}
// 检查测试覆盖率
double coverage = testService.getTestCoverage();
if (coverage < 0.8) { // 80%覆盖率要求
result.setPassed(false);
result.setFailureReason("测试覆盖率不足: " + coverage);
return result;
}
// 检查安全扫描结果
SecurityScanResult securityScan = securityService.performSecurityScan();
if (!securityScan.isPassed()) {
result.setPassed(false);
result.setFailureReason("安全扫描失败: " + securityScan.getVulnerabilities().size() + " 个漏洞");
return result;
}
result.setPassed(true);
return result;
}
}
}版本分支策略
-- 版本管理数据库设计
CREATE TABLE release_plans (
id VARCHAR(50) PRIMARY KEY,
version_string VARCHAR(20) NOT NULL,
release_type VARCHAR(20) NOT NULL, -- MAJOR, MINOR, PATCH
title VARCHAR(200) NOT NULL,
description TEXT,
planned_release_date TIMESTAMP NOT NULL,
actual_release_date TIMESTAMP NULL,
status VARCHAR(20) DEFAULT 'PLANNING', -- PLANNING, DEVELOPING, TESTING, RELEASED, CANCELLED
release_notes TEXT,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
INDEX idx_version (version_string),
INDEX idx_release_type (release_type),
INDEX idx_status (status),
INDEX idx_planned_date (planned_release_date)
);
-- 发布项表
CREATE TABLE release_items (
id VARCHAR(50) PRIMARY KEY,
release_plan_id VARCHAR(50) NOT NULL,
item_type VARCHAR(20) NOT NULL, -- FEATURE, BUG_FIX, IMPROVEMENT
title VARCHAR(200) NOT NULL,
description TEXT,
priority VARCHAR(20) DEFAULT 'MEDIUM', -- LOW, MEDIUM, HIGH, CRITICAL
estimated_effort INT, -- 估算工作量（人天）
status VARCHAR(20) DEFAULT 'PLANNED', -- PLANNED, IN_PROGRESS, COMPLETED, CANCELLED
assigned_to VARCHAR(50),
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
FOREIGN KEY (release_plan_id) REFERENCES release_plans(id),
INDEX idx_release_plan (release_plan_id),
INDEX idx_priority (priority),
INDEX idx_status (status),
INDEX idx_item_type (item_type)
);
-- 版本分支表
CREATE TABLE version_branches (
id VARCHAR(50) PRIMARY KEY,
release_plan_id VARCHAR(50) NOT NULL,
branch_name VARCHAR(100) NOT NULL,
branch_type VARCHAR(20) NOT NULL, -- MAIN, DEVELOP, RELEASE, HOTFIX
base_commit VARCHAR(50),
head_commit VARCHAR(50),
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
merged_at TIMESTAMP NULL,
status VARCHAR(20) DEFAULT 'ACTIVE', -- ACTIVE, MERGED, ARCHIVED
FOREIGN KEY (release_plan_id) REFERENCES release_plans(id),
INDEX idx_release_plan (release_plan_id),
INDEX idx_branch_type (branch_type),
INDEX idx_status (status)
);
-- 部署记录表
CREATE TABLE deployment_records (
id VARCHAR(50) PRIMARY KEY,
release_plan_id VARCHAR(50) NOT NULL,
environment VARCHAR(50) NOT NULL, -- DEV, TEST, PRE_PROD, PROD
deployment_type VARCHAR(20) NOT NULL, -- INITIAL, ROLLBACK, HOTFIX
version_string VARCHAR(20) NOT NULL,
deployed_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
deployed_by VARCHAR(50),
status VARCHAR(20) DEFAULT 'IN_PROGRESS', -- IN_PROGRESS, SUCCESS, FAILED, ROLLED_BACK
rollback_reason TEXT,
FOREIGN KEY (release_plan_id) REFERENCES release_plans(id),
INDEX idx_environment (environment),
INDEX idx_status (status),
INDEX idx_deployed_at (deployed_at)
);
-- 创建版本统计视图
CREATE VIEW release_statistics AS
SELECT
rp.release_type,
COUNT(*) as total_releases,
COUNT(CASE WHEN rp.status = 'RELEASED' THEN 1 END) as successful_releases,
AVG(TIMESTAMPDIFF(DAY, rp.planned_release_date, rp.actual_release_date)) as avg_release_delay_days,
MAX(rp.actual_release_date) as last_release_date,
COUNT(ri.id) as total_items,
COUNT(CASE WHEN ri.status = 'COMPLETED' THEN 1 END) as completed_items
FROM release_plans rp
LEFT JOIN release_items ri ON rp.id = ri.release_plan_id
WHERE rp.created_at > DATE_SUB(NOW(), INTERVAL 12 MONTH)
GROUP BY rp.release_type;迭代规划流程
需求收集与优先级排序
class IterationPlanningSystem:
def __init__(self, backlog_service, estimation_service, resource_service):
self.backlog_service = backlog_service
self.estimation_service = estimation_service
self.resource_service = resource_service
self.iterations = {}
# 迭代模型
class Iteration:
def __init__(self, iteration_id, config):
self.id = iteration_id
self.name = config['name']
self.goal = config['goal']
self.start_date = config['start_date']
self.end_date = config['end_date']
self.duration = (self.end_date - self.start_date).days
self.team_capacity = config['team_capacity'] # 团队容量（人天）
self.items = []
self.status = 'PLANNING'
self.risks = []
self.dependencies = []
# 需求收集
def collect_requirements(self):
"""收集需求"""
requirements = []
# 1. 用户反馈
user_feedback = self._collect_user_feedback()
requirements.extend(user_feedback)
# 2. 业务需求
business_requirements = self._collect_business_requirements()
requirements.extend(business_requirements)
# 3. 技术债务
tech_debt = self._collect_technical_debt()
requirements.extend(tech_debt)
# 4. 安全合规需求
compliance_requirements = self._collect_compliance_requirements()
requirements.extend(compliance_requirements)
return requirements
# 收集用户反馈
def _collect_user_feedback(self):
"""收集用户反馈需求"""
feedback_items = []
# 获取高优先级反馈
high_priority_feedback = self.backlog_service.get_high_priority_feedback()
for feedback in high_priority_feedback:
item = {
'id': f"FEEDBACK-{feedback['id']}",
'type': 'FEATURE' if feedback['type'] == 'FEATURE_REQUEST' else 'BUG_FIX',
'title': feedback['title'],
'description': feedback['description'],
'source': 'USER_FEEDBACK',
'priority': self._determine_feedback_priority(feedback),
'effort': None, # 待估算
'business_value': self._calculate_feedback_business_value(feedback)
}
feedback_items.append(item)
return feedback_items
# 确定反馈优先级
def _determine_feedback_priority(self, feedback):
"""确定反馈优先级"""
# 基于反馈类型、投票数、影响用户数等因素确定优先级
score = 0
# 反馈类型权重
type_weights = {
'BUG_REPORT': 10,
'FEATURE_REQUEST': 5,
'USABILITY_ISSUE': 8,
'PERFORMANCE_ISSUE': 7
}
score += type_weights.get(feedback['type'], 3)
# 投票数权重
vote_count = feedback.get('vote_count', 0)
score += min(vote_count, 50) # 最多50分
# 影响用户数权重
affected_users = feedback.get('affected_users', 0)
score += min(affected_users // 10, 20) # 每10个用户1分，最多20分
# 根据总分确定优先级
if score >= 50:
return 'CRITICAL'
elif score >= 30:
return 'HIGH'
elif score >= 15:
return 'MEDIUM'
else:
return 'LOW'
# 需求优先级排序
def prioritize_requirements(self, requirements):
"""需求优先级排序"""
# 使用加权评分法进行排序
for requirement in requirements:
requirement['priority_score'] = self._calculate_priority_score(requirement)
# 按优先级分数排序
sorted_requirements = sorted(requirements, key=lambda x: x['priority_score'], reverse=True)
return sorted_requirements
# 计算优先级分数
def _calculate_priority_score(self, requirement):
"""计算需求优先级分数"""
score = 0
# 业务价值权重 (40%)
business_value = requirement.get('business_value', 0)
score += business_value * 0.4
# 技术复杂度权重 (20%)
technical_complexity = requirement.get('technical_complexity', 5) # 1-10分
score += (11 - technical_complexity) * 0.2 # 复杂度越低分数越高
# 用户影响权重 (25%)
user_impact = requirement.get('user_impact', 0) # 1-10分
score += user_impact * 0.25
# 战略重要性权重 (15%)
strategic_importance = requirement.get('strategic_importance', 5) # 1-10分
score += strategic_importance * 0.15
return score
# 迭代规划
def plan_iteration(self, iteration_config):
"""规划迭代"""
iteration_id = self._generate_iteration_id()
iteration = self.Iteration(iteration_id, iteration_config)
# 收集需求
requirements = self.collect_requirements()
# 优先级排序
prioritized_requirements = self.prioritize_requirements(requirements)
# 估算工作量
estimated_requirements = self._estimate_requirements(prioritized_requirements)
# 根据团队容量选择需求
selected_items = self._select_items_for_iteration(estimated_requirements, iteration.team_capacity)
# 分配给迭代
iteration.items = selected_items
iteration.status = 'PLANNED'
# 识别风险和依赖
iteration.risks = self._identify_iteration_risks(selected_items)
iteration.dependencies = self._identify_iteration_dependencies(selected_items)
# 保存迭代计划
self.iterations[iteration_id] = iteration
self._save_iteration_plan(iteration)
return iteration
# 估算需求工作量
def _estimate_requirements(self, requirements):
"""估算需求工作量"""
for requirement in requirements:
if requirement['effort'] is None:
# 使用三点估算法
estimate = self.estimation_service.three_point_estimate(
requirement['description'],
requirement['technical_complexity']
)
requirement['effort'] = estimate
# 记录估算依据
requirement['estimation_details'] = {
'method': 'THREE_POINT',
'optimistic': estimate.optimistic,
'most_likely': estimate.most_likely,
'pessimistic': estimate.pessimistic,
'estimated_by': estimate.estimated_by
}
return requirements
# 选择迭代需求
def _select_items_for_iteration(self, requirements, team_capacity):
"""根据团队容量选择迭代需求"""
selected_items = []
total_effort = 0
for requirement in requirements:
estimated_effort = requirement['effort']
# 检查是否超出团队容量
if total_effort + estimated_effort <= team_capacity * 0.8: # 保留20%缓冲
selected_items.append(requirement)
total_effort += estimated_effort
elif total_effort + estimated_effort <= team_capacity:
# 如果加上这个需求刚好或略微超出容量，仍然可以考虑加入
selected_items.append(requirement)
total_effort += estimated_effort
break
else:
# 超出容量，停止选择
break
return selected_items迭代执行与跟踪
// 迭代执行管理系统
class IterationExecutionSystem {
constructor(iterationService, trackingService, communicationService) {
this.iterationService = iterationService;
this.trackingService = trackingService;
this.communicationService = communicationService;
this.activeIterations = new Map();
}
// 启动迭代
startIteration(iterationId) {
const iteration = this.iterationService.getIteration(iterationId);
if (!iteration) {
throw new Error(`迭代不存在: ${iterationId}`);
}
// 更新迭代状态
iteration.status = 'IN_PROGRESS';
iteration.started_at = new Date();
// 创建迭代执行实例
const execution = {
iterationId: iterationId,
startDate: new Date(),
status: 'ACTIVE',
progress: 0,
completedItems: 0,
totalItems: iteration.items.length,
dailyStandups: [],
blockers: []
};
// 保存执行状态
this.activeIterations.set(iterationId, execution);
// 通知团队成员
this.notifyTeam(iteration, 'ITERATION_STARTED');
// 启动每日站会提醒
this.scheduleDailyStandups(iteration);
// 记录迭代启动
this.trackingService.logIterationEvent(iterationId, 'STARTED');
return execution;
}
// 更新迭代进度
updateIterationProgress(iterationId, itemId, status, notes) {
const iteration = this.iterationService.getIteration(iterationId);
const execution = this.activeIterations.get(iterationId);
if (!iteration || !execution) {
throw new Error(`迭代未激活: ${iterationId}`);
}
// 更新需求项状态
const item = iteration.items.find(i => i.id === itemId);
if (item) {
item.status = status;
item.updated_at = new Date();
item.progress_notes = notes;
// 记录进度更新
this.trackingService.logItemProgress(itemId, status, notes);
}
// 重新计算迭代进度
execution.completedItems = iteration.items.filter(i => i.status === 'COMPLETED').length;
execution.progress = (execution.completedItems / execution.totalItems) * 100;
// 检查是否完成
if (execution.completedItems === execution.totalItems) {
this.completeIteration(iterationId);
}
// 发送进度更新通知
this.notifyProgressUpdate(iteration, item, status);
return execution;
}
// 处理阻碍问题
handleBlocker(iterationId, blockerInfo) {
const execution = this.activeIterations.get(iterationId);
if (!execution) {
throw new Error(`迭代未激活: ${iterationId}`);
}
// 记录阻碍问题
const blocker = {
id: this.generateBlockerId(),
...blockerInfo,
reported_at: new Date(),
resolved_at: null,
status: 'OPEN'
};
execution.blockers.push(blocker);
// 通知相关人员
this.notifyBlocker(iterationId, blocker);
// 记录阻碍问题
this.trackingService.logBlocker(blocker);
return blocker;
}
// 解决阻碍问题
resolveBlocker(iterationId, blockerId, resolution) {
const execution = this.activeIterations.get(iterationId);
if (!execution) {
throw new Error(`迭代未激活: ${iterationId}`);
}
const blocker = execution.blockers.find(b => b.id === blockerId);
if (blocker) {
blocker.status = 'RESOLVED';
blocker.resolved_at = new Date();
blocker.resolution = resolution;
// 发送解决通知
this.notifyBlockerResolved(iterationId, blocker);
// 记录解决
this.trackingService.logBlockerResolution(blockerId, resolution);
}
return blocker;
}
// 每日站会
conductDailyStandup(iterationId, standupInfo) {
const execution = this.activeIterations.get(iterationId);
if (!execution) {
throw new Error(`迭代未激活: ${iterationId}`);
}
// 记录站会信息
const standup = {
id: this.generateStandupId(),
date: new Date(),
...standupInfo
};
execution.dailyStandups.push(standup);
// 分析站会内容，识别潜在问题
this.analyzeStandupForIssues(iterationId, standupInfo);
// 记录站会
this.trackingService.logDailyStandup(standup);
return standup;
}
// 完成迭代
completeIteration(iterationId) {
const iteration = this.iterationService.getIteration(iterationId);
const execution = this.activeIterations.get(iterationId);
if (!iteration || !execution) {
throw new Error(`迭代未激活: ${iterationId}`);
}
// 更新迭代状态
iteration.status = 'COMPLETED';
iteration.completed_at = new Date();
execution.status = 'COMPLETED';
execution.endDate = new Date();
// 生成迭代回顾报告
const retrospective = this.generateIterationRetrospective(iterationId);
// 通知团队
this.notifyTeam(iteration, 'ITERATION_COMPLETED', { retrospective });
// 记录完成
this.trackingService.logIterationEvent(iterationId, 'COMPLETED');
// 从活动迭代中移除
this.activeIterations.delete(iterationId);
return {
iteration: iteration,
execution: execution,
retrospective: retrospective
};
}
// 生成迭代回顾
generateIterationRetrospective(iterationId) {
const iteration = this.iterationService.getIteration(iterationId);
const execution = this.activeIterations.get(iterationId);
// 收集迭代数据
const metrics = this.trackingService.getIterationMetrics(iterationId);
const blockers = execution.blockers;
const standups = execution.dailyStandups;
// 分析结果
const retrospective = {
iterationId: iterationId,
startDate: execution.startDate,
endDate: new Date(),
plannedItems: execution.totalItems,
completedItems: execution.completedItems,
completionRate: execution.progress,
metrics: metrics,
blockers: blockers,
lessonsLearned: this.extractLessonsLearned(standups, blockers),
improvementSuggestions: this.generateImprovementSuggestions(metrics, blockers)
};
return retrospective;
}
// 提取经验教训
extractLessonsLearned(standups, blockers) {
const lessons = [];
// 从阻碍问题中提取
blockers.forEach(blocker => {
if (blocker.resolution) {
lessons.push({
type: 'BLOCKER_RESOLUTION',
description: blocker.description,
resolution: blocker.resolution,
impact: blocker.impact
});
}
});
// 从站会中提取常见问题
const commonIssues = this.identifyCommonIssues(standups);
commonIssues.forEach(issue => {
lessons.push({
type: 'COMMON_ISSUE',
description: issue.description,
frequency: issue.frequency,
suggestions: issue.suggestions
});
});
return lessons;
}
}迭代回顾与改进
-- 迭代管理数据库设计
CREATE TABLE iterations (
id VARCHAR(50) PRIMARY KEY,
name VARCHAR(100) NOT NULL,
goal TEXT,
start_date TIMESTAMP NOT NULL,
end_date TIMESTAMP NOT NULL,
team_capacity INT NOT NULL, -- 团队容量（人天）
status VARCHAR(20) DEFAULT 'PLANNING', -- PLANNING, IN_PROGRESS, COMPLETED, CANCELLED
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
INDEX idx_status (status),
INDEX idx_date_range (start_date, end_date)
);
-- 迭代需求项表
CREATE TABLE iteration_items (
id VARCHAR(50) PRIMARY KEY,
iteration_id VARCHAR(50) NOT NULL,
requirement_id VARCHAR(50),
item_type VARCHAR(20) NOT NULL, -- STORY, TASK, BUG
title VARCHAR(200) NOT NULL,
description TEXT,
priority VARCHAR(20) DEFAULT 'MEDIUM',
estimated_effort INT, -- 估算工作量（人天）
actual_effort INT, -- 实际工作量（人天）
status VARCHAR(20) DEFAULT 'PLANNED', -- PLANNED, IN_PROGRESS, COMPLETED, BLOCKED
assigned_to VARCHAR(50),
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
FOREIGN KEY (iteration_id) REFERENCES iterations(id),
INDEX idx_iteration (iteration_id),
INDEX idx_priority (priority),
INDEX idx_status (status)
);
-- 迭代执行记录表
CREATE TABLE iteration_execution (
id VARCHAR(50) PRIMARY KEY,
iteration_id VARCHAR(50) NOT NULL,
execution_date DATE NOT NULL,
progress_percentage DECIMAL(5,2) DEFAULT 0.00,
completed_items INT DEFAULT 0,
total_items INT DEFAULT 0,
notes TEXT,
FOREIGN KEY (iteration_id) REFERENCES iterations(id),
INDEX idx_iteration (iteration_id),
INDEX idx_execution_date (execution_date)
);
-- 阻碍问题表
CREATE TABLE iteration_blockers (
id VARCHAR(50) PRIMARY KEY,
iteration_id VARCHAR(50) NOT NULL,
description TEXT NOT NULL,
impact VARCHAR(20) DEFAULT 'MEDIUM', -- LOW, MEDIUM, HIGH, CRITICAL
reported_by VARCHAR(50),
reported_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
assigned_to VARCHAR(50),
resolved_at TIMESTAMP NULL,
resolution TEXT,
status VARCHAR(20) DEFAULT 'OPEN', -- OPEN, IN_PROGRESS, RESOLVED
FOREIGN KEY (iteration_id) REFERENCES iterations(id),
INDEX idx_iteration (iteration_id),
INDEX idx_status (status),
INDEX idx_impact (impact)
);
-- 迭代回顾表
CREATE TABLE iteration_retrospectives (
id VARCHAR(50) PRIMARY KEY,
iteration_id VARCHAR(50) NOT NULL,
conducted_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
completion_rate DECIMAL(5,2),
lessons_learned JSON,
improvement_suggestions JSON,
action_items JSON,
participants JSON,
FOREIGN KEY (iteration_id) REFERENCES iterations(id),
INDEX idx_iteration (iteration_id),
INDEX idx_conducted_at (conducted_at)
);
-- 创建迭代统计视图
CREATE VIEW iteration_statistics AS
SELECT
i.id as iteration_id,
i.name as iteration_name,
i.start_date,
i.end_date,
i.status,
COUNT(ii.id) as total_items,
COUNT(CASE WHEN ii.status = 'COMPLETED' THEN 1 END) as completed_items,
ROUND(COUNT(CASE WHEN ii.status = 'COMPLETED' THEN 1 END) * 100.0 / COUNT(ii.id), 2) as completion_rate,
AVG(ii.estimated_effort) as avg_estimated_effort,
AVG(ii.actual_effort) as avg_actual_effort,
COUNT(ib.id) as total_blockers,
COUNT(CASE WHEN ib.status = 'RESOLVED' THEN 1 END) as resolved_blockers
FROM iterations i
LEFT JOIN iteration_items ii ON i.id = ii.iteration_id
LEFT JOIN iteration_blockers ib ON i.id = ib.iteration_id
WHERE i.created_at > DATE_SUB(NOW(), INTERVAL 6 MONTH)
GROUP BY i.id, i.name, i.start_date, i.end_date, i.status;总结
版本管理与迭代规划是统一身份治理平台持续发展的重要保障。通过建立规范的版本控制体系、科学的迭代规划流程和有效的执行跟踪机制，可以确保平台在保持稳定性的同时持续演进和优化。
关键要点包括：
- 版本控制规范：采用语义化版本控制，明确版本号含义和变更类型
- 发布流程管理：建立完整的发布流程，包括预检查、构建、测试、部署等环节
- 迭代规划方法：系统化的需求收集、优先级排序和容量规划
- 执行跟踪机制：实时跟踪迭代进度，及时处理阻碍问题
- 持续改进循环：通过迭代回顾不断优化流程和提升效率
通过这些实践，可以有效提升开发团队的协作效率，降低发布风险，并确保平台能够持续满足用户和业务的需求。