<?xml version='1.0'?><?xml-stylesheet href='/static/xsl/oai.xsl' type='text/xsl'?><oai:OAI-PMH xmlns:oai="http://www.openarchives.org/OAI/2.0/" xmlns:ri="http://www.ivoa.net/xml/RegistryInterface/v1.0" xmlns:vr="http://www.ivoa.net/xml/VOResource/v1.0" xmlns:vs="http://www.ivoa.net/xml/VODataService/v1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://vo.ari.uni-heidelberg.de/docs/schemata/OAI-PMH.xsd http://www.ivoa.net/xml/RegistryInterface/v1.0 http://vo.ari.uni-heidelberg.de/docs/schemata/RegistryInterface-v1.0.xsd http://www.ivoa.net/xml/VOResource/v1.0 http://vo.ari.uni-heidelberg.de/docs/schemata/VOResource-v1.1.xsd http://www.ivoa.net/xml/VODataService/v1.1 http://vo.ari.uni-heidelberg.de/docs/schemata/VODataService-v1.1.xsd"><oai:responseDate>2026-06-14T11:47:42.330781</oai:responseDate><oai:metadata><ri:Resource created="2009-12-01T10:00:00" status="active" updated="2018-08-17T11:20:10" xsi:type="vs:CatalogService"><identifier>ivo://src.pas/__system__/tap/columns</identifier><curation><publisher>Space Research Centre of Polish Academy of Sciences</publisher><creator><name>Lukasz Tomasik</name><logo>./static/img/logo_medium.png</logo></creator><date role="updated">2018-08-17T11:20:10</date><contact><name>Lukasz Tomasik</name><address>Bartycka 18A/181,00-716 Warsaw, Poland</address><email>tomasik@cbk.waw.pl</email><telephone>+48 22 4966 200</telephone></contact></curation><content><subject>Virtual observatory</subject><subject>Catalogs</subject><subject>ADQL</subject><description>Columns in tables available for ADQL querying.</description><referenceURL>http://vespa.cbk.waw.pl/tableinfo/tap_schema.columns</referenceURL></content><tableset><schema><name>tap_schema</name><description> VO HPSL datacenter's Table Access Protocol (TAP) service with
table metadata.</description><table><name>tap_schema.columns</name><description>Columns in tables available for ADQL querying.</description><column><name>table_name</name><description>Fully qualified table name</description><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>indexed</flag><flag>primary</flag></column><column><name>column_name</name><description>Column name</description><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>indexed</flag><flag>primary</flag></column><column><name>description</name><description>Brief description of column</description><dataType arraysize="*" xsi:type="vs:VOTableType">unicodeChar</dataType><flag>nullable</flag></column><column><name>unit</name><description>Unit in VO standard format</description><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>ucd</name><description>UCD of column if any</description><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>utype</name><description>Utype of column if any</description><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>datatype</name><description>ADQL datatype</description><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>arraysize</name><description>Arraysize in VOTable notation</description><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>xtype</name><description>VOTable extended type information (for special interpretation of data content, e.g., timestamps or points)</description><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>"size"</name><description>Legacy length (ignore if you can).</description><dataType arraysize="1" xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>principal</name><description>Is column principal?</description><dataType arraysize="1" xsi:type="vs:VOTableType">int</dataType></column><column><name>indexed</name><description>Is there an index on this column?</description><dataType arraysize="1" xsi:type="vs:VOTableType">int</dataType></column><column><name>std</name><description>Is this a standard column?</description><dataType arraysize="1" xsi:type="vs:VOTableType">int</dataType></column><column><name>sourcerd</name><description>Id of the originating rd (local information)</description><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>column_index</name><description>1-based index of the column in database order.</description><dataType arraysize="1" xsi:type="vs:VOTableType">short</dataType><flag>nullable</flag></column></table></schema></tableset></ri:Resource></oai:metadata></oai:OAI-PMH>