Just a few notes on joining a MySQL table to itself to get unique combination of data stored in its fields. Suppose we have a MySQL table named keywords having fields word1, word2 and word3. Once we have got a…
Just a few notes on joining a MySQL table to itself to get unique combination of data stored in its fields. Suppose we have a MySQL table named keywords having fields word1, word2 and word3. Once we have got a…