更新 部署PostGIS.md
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@@ -146,7 +146,9 @@ CREATE TABLE articles (
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-- 生成列:自动维护 tsvector,避免每次查询都计算,提高性能
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content_tsvector TSVECTOR GENERATED ALWAYS AS (to_tsvector('chinese_mix', content)) STORED
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);
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```
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```sql
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-- 插入一些混合数据
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INSERT INTO articles (title, content) VALUES
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('AI 技术展望', '人工智能 (AI) 正在改变世界,PostgreSQL 是存储这些数据的首选数据库。'),
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