Column alias
SELECT column_name AS alias_name
FROM table_name;SELECT column_name alias_name
FROM table_name;SELECT expression AS alias_name
FROM table_name;PostgreSQL ustun taxalluslariga misollar

1. Ustun misoliga ustun taxallusni belgilash
Ustun misoliga ustun taxallusni belgilash

2. Ifoda misoliga ustun taxallusni belgilash
Ifoda misoliga ustun taxallusni belgilash

3. Bo'shliqlarni o'z ichiga olgan ustun taxalluslari
Bo'shliqlarni o'z ichiga olgan ustun taxalluslariXulosa
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