28 lines
825 B
SQL
28 lines
825 B
SQL
-- Fuzzy search
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-- https://hevodata.com/blog/postgresql-full-text-search-setup/#Fuzzy_Search_vs_Full_Text_Search
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CREATE EXTENSION pg_trgm;
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-- Create column for seearch tokens
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ALTER TABLE threads
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ADD COLUMN search_tokens tsvector
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GENERATED ALWAYS AS
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(to_tsvector('english', thread_author) ||
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to_tsvector('english', thread_title ) ||
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to_tsvector('english', thread_body )) STORED;
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-- Create GIN index for search tokens
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CREATE INDEX threads_search_idx
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ON threads
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USING GIN(search_tokens);
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-- Same for remarks
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ALTER TABLE remarks
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ADD COLUMN search_tokens tsvector
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GENERATED ALWAYS AS
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(to_tsvector('english', remark_author) ||
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to_tsvector('english', remark_body )) STORED;
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CREATE INDEX remarks_search_idx
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ON remarks
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USING GIN(search_tokens);
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