hello
can anyone tell me how to insert the NULL value into a field?
hello
can anyone tell me how to insert the NULL value into a field?
INSERT INTO test (code1) VALUES (NULL)
I believe if column code1 is PRIMARY or UNIQUE then there can be only one row where it is NULL
We're a friendly, industry-focused community of developers, IT pros, digital marketers, and technology enthusiasts meeting, networking, learning, and sharing knowledge.