Postgres can use a GIN (generalized inverted) index for the tsvector text search predicate and a B-tree for ordering or numeric filters. But because GIN does not preserve ordering and Postgres cannot combine ordering guarantees across different indexes, the planner must decompose the query into phases:
第二十七章 提高强农惠农富农政策效能
。关于这个话题，搜狗输入法提供了深入分析
成为滴滴司机的这些年里，她们遇到过形形色色的乘客。
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