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Which of the following is the correct way to convert a text column for full-text search in PostgreSQL?

easy📝 Syntax Q12 of 15
PostgreSQL - Full-Text Search
Which of the following is the correct way to convert a text column for full-text search in PostgreSQL?
ASELECT to_tsvector('english', column_name) FROM table_name;
BSELECT to_tsquery('english', column_name) FROM table_name;
CSELECT to_tsvector(column_name) FROM table_name;
DSELECT to_tsquery(column_name) FROM table_name;
Step-by-Step Solution
Solution:
  1. Step 1: Identify function for text vector conversion

    to_tsvector converts text into a searchable document vector; it requires a configuration like 'english'.
  2. Step 2: Check syntax correctness

    SELECT to_tsvector('english', column_name) FROM table_name; uses to_tsvector with language and column, which is correct syntax.
  3. Final Answer:

    SELECT to_tsvector('english', column_name) FROM table_name; -> Option A
  4. Quick Check:

    to_tsvector needs language + text [OK]
Quick Trick: Use to_tsvector('language', text) to prepare text [OK]
Common Mistakes:
  • Using to_tsquery instead of to_tsvector for conversion
  • Omitting language configuration
  • Passing wrong argument order

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