hy , thanks members
my problems is resolved ...
there is my query :
SELECTmvtDtate
,mvtMDebCred
,CASE WHEN TypemvtMDebCred = 'D' THEN mvtMDebCred END AS mvtMDeb
,CASE WHEN TypemvtMDebCred = 'C' THEN mvtMDebCred END AS mvtMCred
,TypemvtMDebCred
FROM...