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* prefer relative links from root * wip * split aggregate function reference * split system tables
8 lines
256 B
Markdown
8 lines
256 B
Markdown
# system.one {#system-one}
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This table contains a single row with a single `dummy` UInt8 column containing the value 0.
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This table is used if a `SELECT` query doesn’t specify the `FROM` clause.
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This is similar to the `DUAL` table found in other DBMSs.
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