lib/sh/util.sh: is_array(): handle unset vars (=false). this fixes a bug in pg_export_table_no_header, which produced the error "lib/sh/util.sh: line 290: declare: cols: not found".
lib/sh/util.sh: is_array(): handle unset vars (=false). this fixes a bug in pg_export_table_no_header, which produced the error "lib/sh/util.sh: line 290: declare: cols: not found".