LA TAB_MESTIERI DOVEVA VENIRE COSI' (speriamo venga bene)
TAB_MESTIERI
ID2 | mestiere|attrezzo1|attrezzo2|attrezzo3|...|attrezz o6|
-----------------------------------------------------------
1___|idraulico|__3______|__1______|____2____|...|_ __0______|
2___|muratore_|__10_____|__0______|____0 ___|...|___0______|
2___|falegname|__2______|__1______|____3____|...|_ __0______|