restrictions-swap-move-partition-tables.md
The following restrictions apply to the source and target tables:
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If the source and target partitions are in different storage tiers, Vertica returns a warning but the operation proceeds. The partitions remain in their existing storage tier.
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The target table cannot be immutable.
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The following tables cannot be used as sources or targets:
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Temporary tables
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Virtual tables
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System tables
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External tables
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