>>>>> "Matthias" == Matthias Apitz <guru@xxxxxxxxxxx> writes: Matthias> sed 's/|/\v/g' < table-from-Sybase | sed 's/\\\v/|/g' > table-for-copy >> What on earth is this supposed to achieve? Matthias> It first translates any char '|' to vtab and then any '\vtab' Matthias> (i.e. a backslash followed by a vtab) back to the char | Matthias> The new DELIMITER for PG is then vtab and the | is just a char in the Matthias> data (in the example above a pipe of two UNIX cmd). Yes, but why? If you use COPY ... WITH DELIMITER '|' (i.e. text mode, not CSV mode) then the \| is accepted as being a literal | and the unescaped | is treated as a delimiter. What is the point of the substitutions? -- Andrew (irc:RhodiumToad)