本文基于 docs/plans/2026-03-24-pg-query-span-omni-migration.md 这一实施计划，完整拆解 Bytebase 将 PostgreSQL QuerySpan（查询跨度：访问表集合 + 结果列血缘）提取从基于 ANTLR 的语法树遍历，迁移到 omni 语义分析基础设施的全过程。
Bytebase 任务运行高可用改造：用 TaskRunPayload JSONB 列持久化 SchedulerInfo 【免费下载链接】bytebaseDatabase governance built for humans and agents — controlling changes and access across every major database.
The Open Context Layer for Data and AI , OpenMetadata is the open platform for building trusted data context and business semantics for humans, AI assistants, and agents.
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