A PL/SQL block has the following structure:
[DECLARE declaration_statements ] BEGIN executable_statements [EXCEPTION exception_handling_statements ] END; /
[]中是可选的.
时间: 2024-12-19 19:25:13
A PL/SQL block has the following structure:
[DECLARE declaration_statements ] BEGIN executable_statements [EXCEPTION exception_handling_statements ] END; /
[]中是可选的.