sqlDelete# swordfish.function.sqlDelete()# Dynamically generate a metacode of the SQL delete statement. To execute the generated metacode, please use function eval. 参数: table (Constant) -- Can be an in-memory table or a DFS table. where (Constant, optional) -- A metacode indicating the where condition, by default DFLT. from (Constant, optional) -- A metacode indicating the from clause, which supports specifying table joins using ej or lj, by default DFLT.