/usr/share/pgmodeler/conf/dtd/relationships.dtd is in pgmodeler-common 0.9.1~beta-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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CAUTION: Do not modify this file directly on it's code unless you know what you are doing.
Unexpected results may occur if the code is changed deliberately.
-->
<!ELEMENT relationships (connection, foreign-keys, name-patterns)>
<!ELEMENT connection EMPTY>
<!ATTLIST connection mode (fk-to-pk|center-pnts|table-edges|crows-foot) "fk-to-pk">
<!ELEMENT foreign-keys EMPTY>
<!ATTLIST foreign-keys deferrable (false|true) "false">
<!ATTLIST foreign-keys defer-type CDATA #IMPLIED>
<!ATTLIST foreign-keys upd-action CDATA #IMPLIED>
<!ATTLIST foreign-keys del-action CDATA #IMPLIED>
<!ELEMENT name-patterns (patterns+)>
<!ELEMENT patterns EMPTY>
<!ATTLIST patterns type (rel11|rel1n|relnn|relgen|reldep) "rel11">
<!ATTLIST patterns src-col-pattern CDATA #IMPLIED>
<!ATTLIST patterns dst-col-pattern CDATA #IMPLIED>
<!ATTLIST patterns src-fk-pattern CDATA #IMPLIED>
<!ATTLIST patterns dst-fk-pattern CDATA #IMPLIED>
<!ATTLIST patterns pk-pattern CDATA #IMPLIED>
<!ATTLIST patterns uq-pattern CDATA #IMPLIED>
<!ATTLIST patterns pk-col-pattern CDATA #IMPLIED>
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