Code Manager

Table: codes(code VARCHAR(255) UNIQUE) — duplicates auto block. Paste newline/comma/semicolon se list.

1) Insert codes (bulk)

`INSERT IGNORE` + UNIQUE index ⇒ duplicates skip.

2) Delete specific codes (list)

Yahan jo-jo codes paste karoge, wahi DB se delete ho jayenge.

3) Remove duplicate rows (keep 1 per code)

Kabhi multiple rows reh gayi hon to yeh extra rows ko hata dega.

Tips