{"id":1380,"date":"2005-10-27T20:00:00","date_gmt":"2005-10-27T11:00:00","guid":{"rendered":"\/?p=1380"},"modified":"2005-11-28T11:00:11","modified_gmt":"2005-11-28T02:00:11","slug":"how-to-use-postgresql-nextval-with-jdbc","status":"publish","type":"post","link":"https:\/\/www.hiro345.net\/blogs\/hiro345\/archives\/1380.html","title":{"rendered":"How to use PostgreSQL nextval with JDBC"},"content":{"rendered":"

PostgreSQL\u306b\u3042\u308bnextval\u306e\u5024\u3092Java\u3067\u53d6\u5f97\u3059\u308b\u65b9\u6cd5\u3092\u8abf\u3079\u305f\u3002ResultSet\u3067\u306f\u7d50\u679c\u304c\u3068\u308c\u306a\u3044\u306e\u3067\u3001Array\u3092\u4f7f\u7528\u3057\u305f\u3002<\/p>\n

\nimport<\/code> java.sql.Array;
import<\/code> java.sql.ResultSet;
import<\/code> java.sql.Statement;<\/p>\n

public<\/code> class<\/code> Util {
  public<\/code> static<\/code> int<\/code> getNextVal(Statement st) throws<\/code> Exception {
    int<\/code> id = –1<\/code>;
    ResultSet rs = st.executeQuery("select nextval('SequenceName')"<\/code>);
    if<\/code> (rs.next()) {
      Array os = rs.getArray(1<\/code>);
      String sId = os.toString();
      id = Integer.parseInt(sId);
    }
    return<\/code> id;
  }
}<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

PostgreSQL\u306b\u3042\u308bnextval\u306e\u5024\u3092Java\u3067\u53d6\u5f97\u3059\u308b\u65b9\u6cd5\u3092\u8abf\u3079\u305f\u3002ResultSet\u3067\u306f\u7d50\u679c\u304c\u3068\u308c\u306a\u3044\u306e\u3067\u3001Array\u3092\u4f7f\u7528\u3057\u305f\u3002 import java.sql.Array;import&nbsp … \u7d9a\u304d\u3092\u8aad\u3080 →<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-1380","post","type-post","status-publish","format-standard","hentry","category-java"],"_links":{"self":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts\/1380","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/comments?post=1380"}],"version-history":[{"count":0,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts\/1380\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/media?parent=1380"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/categories?post=1380"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/tags?post=1380"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}