collection_mapping.po

hibernate 开源框架的代码 jar包希望大家能喜欢

"colecciones, cubriendo muchos modelos relacionales comunes. Te sugerimos que "
"experimentes con la herramienta de generación de esquemas para "
"obtener una idea de cómo varias declaraciones de mapeo se traducen a "
"tablas de base de datos."

#: index.docbook:364
msgid "Collections of values and many-to-many associations"
msgstr "Colecciones de valores y asociaciones muchos-a-muchos"

#: index.docbook:366
msgid ""
"Any collection of values or many-to-many association requires a dedicated "
"<emphasis>collection table</emphasis> with a foreign key column or columns, "
"<emphasis>collection element column</emphasis> or columns and possibly an "
"index column or columns."
msgstr ""
"Cualquier colecci&#x00f3;n de valores o asociaci&#x00f3;n muchos a muchos "
"requiere una <emphasis>tabla de colecci&#x00f3;n</emphasis> dedicada con una "
"columna o columnas de clave for&#x00e1;nea, <emphasis>columna de elemento de "
"colecci&#x00f3;n</emphasis> o columnas y posiblemente una columna o columnas "
"&#x00ed;ndice."

#: index.docbook:373
msgid ""
"For a collection of values, we use the <literal>&lt;element&gt;</literal> "
"tag."
msgstr ""
"Para una colecci&#x00f3;n de valores, usamos la etiqueta <literal>&lt;"
"element&gt;</literal>."

#: index.docbook:375
msgid ""
"<programlistingco> <areaspec> <area id=\"element1b\" coords=\"2 50\"/> <area "
"id=\"element2b\" coords=\"3 50\"/> <area id=\"element3b\" coords=\"4 50\"/> "
"</areaspec> <programlisting><![CDATA[<element\n"
"        column=\"column_name\"\n"
"        formula=\"any SQL expression\"\n"
"        type=\"typename\"\n"
"        length=\"L\"\n"
"        precision=\"P\"\n"
"        scale=\"S\"\n"
"        not-null=\"true|false\"\n"
"        unique=\"true|false\"\n"
"        node=\"element-name\"\n"
"/>]]></programlisting> <calloutlist> <callout arearefs=\"element1b\"> <para> "
"<literal>column</literal> (optional): The name of the column holding the "
"collection element values. </para> </callout> <callout arearefs=\"element2b"
"\"> <para> <literal>formula</literal> (optional): An SQL formula used to "
"evaluate the element. </para> </callout> <callout arearefs=\"element3b\"> "
"<para> <literal>type</literal> (required): The type of the collection "
"element. </para> </callout> </calloutlist> </programlistingco> <para> A "
"<emphasis>many-to-many association</emphasis> is specified using the "
"<literal>&lt;many-to-many&gt;</literal> element. </para> <programlistingco> "
"<areaspec> <area id=\"manytomany1\" coords=\"2 60\"/> <area id=\"manytomany2"
"\" coords=\"3 60\"/> <area id=\"manytomany3\" coords=\"4 60\"/> <area id="
"\"manytomany4\" coords=\"5 60\"/> <area id=\"manytomany5\" coords=\"6 60\"/> "
"<area id=\"manytomany6\" coords=\"7 60\"/> <area id=\"manytomany7\" coords="
"\"8 60\"/> <area id=\"manytomany8\" coords=\"9 60\"/> </areaspec> "
"<programlisting><![CDATA[<many-to-many\n"
"        column=\"column_name\"\n"
"        formula=\"any SQL expression\"\n"
"        class=\"ClassName\"\n"
"        fetch=\"select|join\"\n"
"        unique=\"true|false\"\n"
"        not-found=\"ignore|exception\"\n"
"        entity-name=\"EntityName\"\n"
"        property-ref=\"propertyNameFromAssociatedClass\"\n"
"        node=\"element-name\"\n"
"        embed-xml=\"true|false\"\n"
"    />]]></programlisting> <calloutlist> <callout arearefs=\"manytomany1\"> "
"<para> <literal>column</literal> (optional): The name of the element foreign "
"key column. </para> </callout> <callout arearefs=\"manytomany2\"> <para> "
"<literal>formula</literal> (optional): An SQL formula used to evaluate the "
"element foreign key value. </para> </callout> <callout arearefs=\"manytomany3"
"\"> <para> <literal>class</literal> (required): The name of the associated "
"class. </para> </callout> <callout arearefs=\"manytomany4\"> <para> "
"<literal>fetch</literal> (optional - defaults to <literal>join</literal>): "
"enables outer-join or sequential select fetching for this association. This "
"is a special case; for full eager fetching (in a single <literal>SELECT</"
"literal>) of an entity and its many-to-many relationships to other entities, "
"you would enable <literal>join</literal> fetching not only of the collection "
"itself, but also with this attribute on the <literal>&lt;many-to-many&gt;</"
"literal> nested element. </para> </callout> <callout arearefs=\"manytomany5"
"\"> <para> <literal>unique</literal> (optional): Enable the DDL generation "
"of a unique constraint for the foreign-key column. This makes the "
"association multiplicity effectively one to many. </para> </callout> "
"<callout arearefs=\"manytomany6\"> <para> <literal>not-found</literal> "
"(optional - defaults to <literal>exception</literal>): Specifies how foreign "
"keys that reference missing rows will be handled: <literal>ignore</literal> "
"will treat a missing row as a null association. </para> </callout> <callout "
"arearefs=\"manytomany7\"> <para> <literal>entity-name</literal> (optional): "
"The entity name of the associated class, as an alternative to "
"<literal>class</literal>. </para> </callout> <callout arearefs=\"manytomany8"
"\"> <para> <literal>property-ref</literal>: (optional) The name of a "
"property of the associated class that is joined to this foreign key. If not "
"specified, the primary key of the associated class is used. </para> </"
"callout> </calloutlist> </programlistingco>"
msgstr ""
"<programlistingco> <areaspec> <area id=\"element1b\" coords=\"2 50\"/> <area "
"id=\"element2b\" coords=\"3 50\"/> <area id=\"element3b\" coords=\"4 50\"/> "
"</areaspec> <programlisting><![CDATA[<element\n"
"        column=\"column_name\"\n"
"        formula=\"any SQL expression\"\n"
"        type=\"typename\"\n"
"        length=\"L\"\n"
"        precision=\"P\"\n"
"        scale=\"S\"\n"
"        not-null=\"true|false\"\n"
"        unique=\"true|false\"\n"
"        node=\"element-name\"\n"
"/>]]></programlisting> <calloutlist> <callout arearefs=\"element1b\"> <para> "
"<literal>column</literal> (opcional): El nombre de la columna que tiene los "
"valores de los elementos de la colecci&#x00f3;n. </para> </callout> <callout "
"arearefs=\"element2b\"> <para> <literal>formula</literal> (opcional): Una "
"f&#x00f3;rmula SQL usada para evaluar el elemento. </para> </callout> "
"<callout arearefs=\"element3b\"> <para> <literal>type</literal> (requerido): "
"El tipo del elemento de colecci&#x00f3;n. </para> </callout> </calloutlist> "
"</programlistingco> <para> Una <emphasis>asociaci&#x00f3;n muchos-a-muchos</"
"emphasis> se especifica usando el elemento <literal>&lt;many-to-many&gt;</"
"literal>. </para> <programlistingco> <areaspec> <area id=\"manytomany1\" "
"coords=\"2 60\"/> <area id=\"manytomany2\" coords=\"3 60\"/> <area id="
"\"manytomany3\" coords=\"4 60\"/> <area id=\"manytomany4\" coords=\"5 60\"/> "
"<area id=\"manytomany5\" coords=\"6 60\"/> <area id=\"manytomany6\" coords="
"\"7 60\"/> <area id=\"manytomany7\" coords=\"8 60\"/> </areaspec> "
"<programlisting><![CDATA[<many-to-many\n"
"        column=\"column_name\"\n"
"        formula=\"any SQL expression\"\n"
"        class=\"ClassName\"\n"
"        fetch=\"select|join\"\n"
"        unique=\"true|false\"\n"
"        not-found=\"ignore|exception\"\n"
"        entity-name=\"EntityName\"\n"
"        node=\"element-name\"\n"
"        embed-xml=\"true|false\"\n"
"    />]]></programlisting> <calloutlist> <callout arearefs=\"manytomany1\"> "
"<para> <literal>column</literal> (opcional): El nombre de la columna de "
"clave for&#x00e1;nea del elemento. </para> </callout> <callout arearefs="
"\"manytomany2\"> <para> <literal>formula</literal> (opcional): Una f&#x00f3;"
"rmula SQL opcional usada para evaluar el valor de clave for&#x00e1;nea del "
"elemento. </para> </callout> <callout arearefs=\"manytomany3\"> <para> "
"<literal>class</literal> (requerido): El nombre de la clase asociada. </"
"para> </callout> <callout arearefs=\"manytomany4\"> <para> <literal>fetch</"
"literal> (opcional - por defecto a <literal>join</literal>): habilita la "
"recuperaci&#x00f3;n por uni&#x00f3;n externa o selecci&#x00f3;n secuencial "
"para esta asociaci&#x00f3;n. Este es un caso especial; para una "
"recuperaci&#x00f3;n completamente temprana (en un solo <literal>SELECT</"
"literal>) de una entidad y sus relaciones muchos-a-muchos a otras entidades, "
"deber&#x00ed;as habilitar la recuperaci&#x00f3;n <literal>join</literal> no "
"s&#x00f3;lo de la colecci&#x00f3;n misma, sino tambi&#x00e9;n con este "
"atributo en el elemento anidado <literal>&lt;many-to-many&gt;</literal>. </"
"para> </callout> <callout arearefs=\"manytomany5\"> <para> <literal>unique</"
"literal> (opcional): Habilita la generaci&#x00f3;n DDL de una "
"restricci&#x00f3;n de unicidad para la columna clave for&#x00e1;nea. Esto "
"hace la multiplicidad de la asociaci&#x00f3;n efectivamente uno a muchos. </"
"para> </callout> <callout arearefs=\"manytomany6\"> <para> <literal>not-"
"found</literal> (opcional - por defecto a <literal>exception</literal>): "
"Especifica c&#x00f3;mo ser&#x00e1;n manejadas las claves for&#x00e1;neas que "
"referencian filas perdidas: <literal>ignore</literal> tratar&#x00e1; una "
"fila perdida como una asociaci&#x00f3;n nula. </para> </callout> <callout "
"arearefs=\"manytomany7\"> <para> <literal>entity-name</literal> (opcional): "
"El nombre de entidad de la clase asociada, como una alternativa a "
"<literal>class</literal>. </para> </callout> <callout arearefs=\"manytomany8"
"\"> <para> UNTRANSLATED! <literal>property-ref</literal>: (optional) The "
"name of a property of the associated class that is joined to this foreign "
"key. If not specified, the primary key of the associated class is used. </"
"para> </callout> </calloutlist> </programlistingco>"

#: index.docbook:480
msgid "Some examples, first, a set of strings:"
msgstr "Algunos ejemplos, primero, un conjunto de cadenas:"

#: index.docbook:484
msgid ""
"<![CDATA[<set name=\"names\" table=\"person_names\">\n"
"    <key column=\"person_id\"/>\n"
"    <element column=\"person_name\" type=\"string\"/>\n"
"</set>]]>"
msgstr ""
"<![CDATA[<set name=\"names\" table=\"person_names\">\n"
"    <key column=\"person_id\"/>\n"
"    <element column=\"person_name\" type=\"string\"/>\n"
"</set>]]>"

#: index.docbook:486
msgid ""
"A bag containing integers (with an iteration order determined by the "
"<literal>order-by</literal> attribute):"
msgstr ""
"Un bag conteniendo enteros (con un orden de iteraci&#x00f3;n determinado por "
"el atributo <literal>order-by</literal>):"

#: index.docbook:491
msgid ""
"<![CDATA[<bag name=\"sizes\" \n"
"        table=\"item_sizes\" \n"
"        order-by=\"size asc\">\n"
"    <key column=\"item_id\"/>\n"
"    <element column=\"size\" type=\"integer\"/>\n"
"</bag>]]>"
msgstr ""
"<![CDATA[<bag name=\"sizes\" \n"
"        table=\"item_sizes\" \n"
"        order-by=\"size asc\">\n"
"    <key column=\"item_id\"/>\n"
"    <element column=\"size\" type=\"integer\"/>\n"
"</bag>]]>"

#: index.docbook:493
msgid "An array of entities - in this case, a many to many association:"
msgstr ""
"Un array de entidades - en este caso, una asociaci&#x00f3;n muchos a muchos:"

#: index.docbook:497
msgid ""
"<![CDATA[<array name=\"addresses\" \n"
"        table=\"PersonAddress\" \n"
"        cascade=\"persist\">\n"
"    <key column=\"personId\"/>\n"
"    <list-index column=\"sortOrder\"/>\n"
"    <many-to-many column=\"addressId\" class=\"Address\"/>\n"
"</array>]]>"
msgstr ""
"<![CDATA[<array name=\"addresses\" \n"
"        table=\"PersonAddress\" \n"
"        cascade=\"persist\">\n"
"    <key column=\"personId\"/>\n"
"    <list-index column=\"sortOrder\"/>\n"
"    <many-to-many column=\"addressId\" class=\"Address\"/>\n"
"</array>]]>"

#: index.docbook:499
msgid "A map from string indices to dates:"
msgstr "Un mapa de &#x00ed;ndices de cadenas a fechas:"

#: index.docbook:503
msgid ""
"<![CDATA[<map name=\"holidays\" \n"
"        table=\"holidays\" \n"
"        schema=\"dbo\" \n"
"        order-by=\"hol_name asc\">\n"
"    <key column=\"id\"/>\n"
"    <map-key column=\"hol_name\" type=\"string\"/>\n"
"    <element column=\"hol_date\" type=\"date\"/>\n"
"</map>]]>"
msgstr ""
"<![CDATA[<map name=\"holidays\" \n"
"        table=\"holidays\" \n"
"        schema=\"dbo\" \n"
"        order-by=\"hol_name asc\">\n"
"    <key column=\"id\"/>\n"
"    <map-key column=\"hol_name\" type=\"string\"/>\n"
"    <element column=\"hol_date\" type=\"date\"/>\n"
"</map>]]>"

#: index.docbook:505
msgid "A list of components (discussed in the next chapter):"
msgstr ""
"Una lista de componentes (discutidos en el pr&#x00f3;ximo cap&#x00ed;tulo):"

#: index.docbook:509
msgid ""
"<![CDATA[<list name=\"carComponents\" \n"
"        table=\"CarComponents\">\n"
"    <key column=\"carId\"/>\n"
"    <list-index column=\"sortOrder\"/>\n"
"    <composite-element class=\"CarComponent\">\n"
"        <property name=\"price\"/>\n"
"        <property name=\"type\"/>\n"
"        <property name=\"serialNumber\" column=\"serialNum\"/>\n"
"    </composite-element>\n"
"</list>]]>"
msgstr ""
"<![CDATA[<list name=\"carComponents\" \n"
"        table=\"CarComponents\">\n"
"    <key column=\"carId\"/>\n"
"    <list-index column=\"sortOrder\"/>\n"
"    <composite-element class=\"CarComponent\">\n"
"        <property name=\"price\"/>\n"
"        <property name=\"type\"/>\n"
"        <property name=\"serialNumber\" column=\"serialNum\"/>\n"
"    </composite-element>\n"
"</list>]]>"

#: index.docbook:514
msgid "One-to-many associations"
msgstr "Asociaciones uno-a-muchos"

#: index.docbook:516
msgid ""
"A <emphasis>one to many association</emphasis> links the tables of two "
"classes via a foreign key, with no intervening collection table. This "
"mapping loses certain semantics of normal Java collections:"
msgstr ""
"Una <emphasis>asociaci&#x00f3;n uno a muchos</emphasis> enlaza las tablas de "
"dos clases por medio de una clave for&#x00e1;nea, sin intervenci&#x00f3;n de "
"tabla de colecci&#x00f3;n alguna. Este mapeo pierde cierta sem&#x00e1;ntica "
"de colecciones Java normales:"

#: index.docbook:524
msgid ""
"An instance of the contained entity class may not belong to more than one "
"instance of the collection"
msgstr ""
"Una instancia de la clase entidad contenida no puede pertenecer a m&#x00e1;s "
"de una instancia de la colecci&#x00f3;n."