Fix some typos in comment
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@ -119,7 +119,7 @@ typedef HashScanOpaqueData *HashScanOpaque;
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#define HASH_VERSION 2 /* 2 signifies only hash key value is stored */
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/*
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* Spares[] holds the number of overflow pages currently allocated at or
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* spares[] holds the number of overflow pages currently allocated at or
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* before a certain splitpoint. For example, if spares[3] = 7 then there are
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* 7 ovflpages before splitpoint 3 (compare BUCKET_TO_BLKNO macro). The
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* value in spares[ovflpoint] increases as overflow pages are added at the
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@ -129,14 +129,14 @@ typedef HashScanOpaqueData *HashScanOpaque;
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*
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* ovflpages that have been recycled for reuse can be found by looking at
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* bitmaps that are stored within ovflpages dedicated for the purpose.
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* The blknos of these bitmap pages are kept in bitmaps[]; nmaps is the
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* The blknos of these bitmap pages are kept in mapp[]; nmaps is the
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* number of currently existing bitmaps.
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*
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* The limitation on the size of spares[] comes from the fact that there's
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* no point in having more than 2^32 buckets with only uint32 hashcodes.
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* There is no particular upper limit on the size of mapp[], other than
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* needing to fit into the metapage. (With 8K block size, 128 bitmaps
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* limit us to 64 Gb of overflow space...)
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* limit us to 64 GB of overflow space...)
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*/
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#define HASH_MAX_SPLITPOINTS 32
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#define HASH_MAX_BITMAPS 128
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