hash-segmentation-clause_snip.md
Invalid for external tables, specifies how to distribute data for auto-projections of this table. Supply one of the following clauses:
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hash-segmentation-clause: Specifies to segment data evenly and distribute across cluster nodes. Vertica recommends segmenting large tables.
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unsegmented-clause: Specifies to create an unsegmented projection.
If this clause is omitted, Vertica generates auto-projections with default hash segmentation.