libpqxx
The C++ client library for PostgreSQL
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There's no real null for std::string_view
.
More...
Additional Inherited Members | |
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static constexpr bool | is_null (std::string_view const &) noexcept |
Does a given value correspond to an SQL null value? More... | |
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static constexpr bool | has_null |
Does TYPE have a "built-in null value"? More... | |
static constexpr bool | always_null |
Are all values of this type null? More... | |
There's no real null for std::string_view
.
I'm not sure how clear-cut this is: a string_view
may have a null data pointer, which is analogous to a null char
pointer.