postgis列出表所有字段

1、纵向列出所有字段

SELECT COLUMN_NAME  FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME = 'tablename';

2、横向列车所有字段，以‘，’分隔

SELECT STRING_AGG(COLUMN_NAME, ',') AS All_Columns
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = 'tablename';