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Help with an interesting Postgres question: Why isn't an Index Only Scan used on a partition accessed via the parent table?.
Single Byte UTF-8 bytes
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SELECT 1
Code Point UTF-16 Surrogate Pair UTF-16 Surrogate Pair via UTF-32 UTF-32
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SELECT 1
Highest UTF-32 Code Point
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SELECT 1
ERROR:  invalid Unicode escape value at or near "E'\U00110000"
LINE 1: SELECT E'\U00110000' AS "1 Value Higher Than Highest UTF-32 ...
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Code Point UTF-16 Surrogate Pair UTF-16 Surrogate Pair via UTF-32 UTF-32
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SELECT 1