Ron Peterson <ron.peterson@xxxxxxxxxxxxxx> writes: > I wanted to play with ltree, but I'm having trouble running ltree.sql. > Everything in ltree.sql seems to work, except for the CREATE OPERATOR > CLASS statements, which error out like: > ERROR: syntax error at or near "OPERATOR10" > LINE 3: OPERATOR10<@ (_ltree, ltree)RECHECK , Looks like something removed the tabs in that line? regards, tom lane