get columns postgres code example

Example 1: how to list columns for particular tables in postgresql

SELECT *
  FROM information_schema.columns
 WHERE table_schema = 'your_schema'
   AND table_name   = 'your_table'
     ;

Example 2: postgresql select all column names

SELECT column_names
  FROM information_schema.columns
 WHERE table_schema = 'your_schema'
   AND table_name   = 'your_table'
     ;
-- just for column names

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