The Ultimate Guide to High Availability with MariaDB

ColumnStore Update

The UPDATE statement changes data stored in rows.

  1. Syntax

Syntax

Single-table syntax:

UPDATE  table_reference 
  SET col1={expr1|DEFAULT} [,col2={expr2|DEFAULT}] ...
  [WHERE where_condition]
  [ORDER BY ...]
  [LIMIT row_count]

Multiple-table syntax:

UPDATE table_references
    SET col1={expr1|DEFAULT} [, col2={expr2|DEFAULT}] ...
    [WHERE where_condition]

Note: It can only 1 table (but multiple columns) be updated from the table list in table_references.

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