Syntax

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Read syntax diagramSkip visual syntax diagram          .-CURRENT-.            .-=-.
>>-SET--+-+---------+--SCHEMA-+--+---+-------------------------->
        '-CURRENT_SCHEMA------'
 
>----+-schema-name------+--------------------------------------><
     +-+-SESSION_USER-+-+
     | '-USER---------' |
     +-SYSTEM_USER------+
     +-variable---------+
     +-string-constant--+
     '-DEFAULT----------'