SQL Server Query table structure information-field description, type, length, and more

SQL Server Query table structure information-field description, type, length and other information synthesis syntax.

SELECTTable name=D.name,--If a.colorder=1 then d.name else ' end,Table description=  Case  whenA.colorder=1  Then IsNull(F.value,"')Else "' End, Field ordinal=a.colorder, field name=a.name, Logo=  Case  when ColumnProperty(A.id,a.name,'isidentity')=1  Then '√'Else "' End, PRIMARY key=  Case  when exists(SELECT 1  fromsysobjectswhereXtype='PK'  andParent_obj=a.ID andNameinch (                     SELECTName fromsysindexesWHEREIndidinch(                        SELECTIndid fromSysindexkeysWHEREId=a.ID andColid=A.colid))) Then '√' Else "' End, type=b.name, number of bytes occupied=a.length, Length= ColumnProperty(A.id,a.name,'PRECISION'), number of decimal digits= IsNull(ColumnProperty(A.id,a.name,' Scale'),0), allow null=  Case  whenA.isnullable=1  Then '√'Else "' End, the default value= IsNull(E.text,"'), field description= IsNull(g.[value],"') fromsyscolumns a Left Joinsystypes b onA.xusertype=B.xusertypeInner Joinsysobjects D ona.id=D.id andD.xtype='U'  andD.name<>'dtproperties' Left Joinsyscomments e onA.cdefault=e.id Left Joinsys.extended_properties G ona.id=g.major_id andA.colid=g.minor_id Left Joinsys.extended_properties F ond.id=f.major_id andf.minor_id=0whereD.name='mrc_icsubordinate'    --If you query only the specified table, add this conditionOrder  byA.id,a.colorder

SQL Server Query table structure information-field description, type, length, and more