Merge pull request #18135 from colemanw/daoVersions

[civicrm-core.git] / xml / schema / Core / EntityFile.xml

<?xml version="1.0" encoding="iso-8859-1" ?>

<table>
  <base>CRM/Core</base>
  <class>EntityFile</class>
  <name>civicrm_entity_file</name>
  <comment>Attaches (joins) uploaded files (images, documents, etc.) to entities (Contacts, Groups, Actions).</comment>
  <add>1.5</add>
  <log>true</log>
  <field>
    <name>id</name>
    <title>Entity File ID</title>
    <type>int unsigned</type>
    <required>true</required>
    <comment>primary key</comment>
    <add>1.5</add>
  </field>
  <primaryKey>
    <name>id</name>
    <autoincrement>true</autoincrement>
  </primaryKey>
  <field>
    <name>entity_table</name>
    <title>Entity Table</title>
    <type>varchar</type>
    <length>64</length>
    <comment>physical tablename for entity being joined to file, e.g. civicrm_contact</comment>
    <add>1.5</add>
  </field>
  <field>
    <name>entity_id</name>
    <title>Entity ID</title>
    <type>int unsigned</type>
    <required>true</required>
    <comment>FK to entity table specified in entity_table column.</comment>
    <add>1.5</add>
  </field>
  <dynamicForeignKey>
    <idColumn>entity_id</idColumn>
    <typeColumn>entity_table</typeColumn>
    <add>1.5</add>
  </dynamicForeignKey>
  <index>
    <name>index_entity</name>
    <fieldName>entity_table</fieldName>
    <fieldName>entity_id</fieldName>
    <add>1.5</add>
  </index>
  <field>
    <name>file_id</name>
    <title>File</title>
    <type>int unsigned</type>
    <required>true</required>
    <comment>FK to civicrm_file</comment>
    <add>1.5</add>
  </field>
  <foreignKey>
    <name>file_id</name>
    <table>civicrm_file</table>
    <key>id</key>
    <add>1.5</add>
  </foreignKey>
  <index>
    <name>UI_entity_table_entity_id_file_id</name>
    <fieldName>entity_table</fieldName>
    <fieldName>entity_id</fieldName>
    <fieldName>file_id</fieldName>
    <unique>true</unique>
    <add>1.1</add>
  </index>
</table>