}
# Determine if a data_type is some type of BLOB
+# FIXME: these regexes are expensive, result of these checks should be cached in
+# the column_info .
sub _is_lob_type {
my ($self, $data_type) = @_;
- $data_type && ($data_type =~ /(?:lob|bfile|text|image|bytea|memo)/i
- || $data_type =~ /^long(?:\s*(?:raw|bit\s*varying|varbit|binary
+ $data_type && ($data_type =~ /lob|bfile|text|image|bytea|memo/i
+ || $data_type =~ /^long(?:\s+(?:raw|bit\s*varying|varbit|binary
|varchar|character\s*varying|nvarchar
- |national\s*character\s*varying))?$/xi);
+ |national\s*character\s*varying))?\z/xi);
+}
+
+sub _is_binary_lob_type {
+ my ($self, $data_type) = @_;
+ $data_type && ($data_type =~ /blob|bfile|image|bytea/i
+ || $data_type =~ /^long(?:\s+(?:raw|bit\s*varying|varbit|binary))?\z/xi);
+}
+
+sub _is_text_lob_type {
+ my ($self, $data_type) = @_;
+ $data_type && ($data_type =~ /^(?:clob|memo)\z/i
+ || $data_type =~ /^long(?:\s+(?:varchar|character\s*varying|nvarchar
+ |national\s*character\s*varying))\z/xi);
}
1;