Modify SqlStreamingXml XmlWriter to internally use direct XmlReader parsing#3974

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jimhblythe wants to merge 7 commits into

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jimhblythe:issue-1877

Commits on Feb 20, 2026

Modify SqlStreamingXml XmlWriter to internally use a MemoryStream instead of a StringBuilder. (#1877)
jimhblythe
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Commits on Feb 27, 2026

Fix MemoryStream to allow appending when GetChars request spans multiple elements
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On Close, reset _canReadChunk & _charsRemoved
jimhblythe
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Commits on Mar 8, 2026

Replace XmlWriter/MemoryStream with direct XmlReader parsing in SqlStreamingXml, reconstructing XML fragments as strings and streaming them char-by-char. Improves efficiency, reduces allocations, a…
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Commits on Mar 23, 2026

Extend unit tests to better document xml data type handling compared to nvarchar data type. Includes 8 notable tests where GetChars returns different output.
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Commits on May 14, 2026

Requested code cleanup
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Commits on May 15, 2026

Remove recursive call within TryReadNextChar
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