SQL
Structural Query Language
it can be used to design by
PHP ASP(VB) perl Qracle
AVG(  )
COUNT(*|  )
MAX(  )
MIN(  )
SUM(  )
TOP 100 *
SELECT *
CREATE TABLE
DROP TABLE
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rs.movenext
rs.moveprevious
rs.movefirst
rs.movelast
rs.absoluteposition=N
rs.absolutepage=N
rs.pagesize=N
rs.pagecount
rs.recordcount
rs.bof
rs.eof
rs.delete
rs.addnew
rs.update
isNumeric
isNull