ODBC API常用函数诠释

核心提示： function integer SQLFreeEnv(long henv) library "odbc32.dll"function integer SQLDataSources(long henv,int fdirection,ref string szdsn,&i

function integer SQLFreeEnv(long henv) library "odbc32.dll"

function integer SQLDataSources(long henv,int fdirection,ref string szdsn,&

integer cbdsnmax,ref integer pcbdsn,ref string szdescription,integer cbdescriptionmax,ref integer pcbdescription)library "odbc32.dll"

function integer SQLAllocConnect(long henv,ref long hdbc)library "odbc32.dll"

function integer SQLConnect (long hstmt,ref string szdsn,integer dsnlen,ref string

szuid,integer uidlen,ref string szpwd,integer pwdlen) library "odbc32.dll"

function integer SQLDisconnect (long hdbc) library "odbc32.dll"

function integer SQLAllocStmt(long hdbc,ref long hstmt)library "odbc32.dll"

function integer SQLTables(long hstmt,ref string sztablequalifier,integer tablequalifierlen,ref string szowner,integer owerlen,ref string szname,integer namelen,

ref string sztype,integer typelen)library "odbc32.dll"

function integer SQLColumns(long hstmt,ref string sztablequalifier,integer tablequalifierlen,ref string szowner,integer owerlen,ref string szname,integer namelen,

ref string sztype,integer typelen)library "odbc32.dll"

function integer SQLBindCol(long hstmt,integer colnum,integer datatype,ref string name,long maxlen,ref long actlen) library "odbc32.dll"

function integer SQLFetch(long hstmt)library "odbc32.dll"