2024年8月12日 — A database cursor is a database-level object that lets you query a database multiple times. You get consistent results even if there are ...
2021年9月12日 — Content. Implicit cursors and Explicit cursors; How to use a cursor; Cursor FOR LOOP statement; Cursor with Parameters; Cursor Variables with ...
2022年3月7日 — A database cursor can be thought of as a pointer to a specific row within a query result. The pointer can be moved from one row to the next.
2010年10月5日 — With cursor you access one row at a time. So it is good to use it when you want manipulate with a lot of rows but with only one at a given time.
In computer science, a database cursor is a mechanism that enables traversal over the records in a database. Cursors facilitate subsequent processing in ...