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245 lines
8.9 KiB
245 lines
8.9 KiB
/*
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XOWA: the XOWA Offline Wiki Application
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Copyright (C) 2012-2017 gnosygnu@gmail.com
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XOWA is licensed under the terms of the General Public License (GPL) Version 3,
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or alternatively under the terms of the Apache License Version 2.0.
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You may use XOWA according to either of these licenses as is most appropriate
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for your project on a case-by-case basis.
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The terms of each license can be found in the source code repository:
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GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
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Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
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*/
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package gplx.dbs;
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import gplx.*; import gplx.core.consoles.*; import gplx.core.envs.Env_;
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import gplx.core.envs.System_;
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import gplx.dbs.engines.sqlite.*;
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import java.nio.ByteBuffer;
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import java.nio.CharBuffer;
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import java.nio.charset.Charset;
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import java.sql.*;
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public class SqliteDbMain {
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public static void main(String[] args) throws Exception {
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SqliteDbMain main = new SqliteDbMain();
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// main.JdbcInit(args);
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// main.Read();
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// main.Mass_upload(Io_url_.new_dir_("J:\\gplx\\xowl\\file\\all#meta\\en.wikipedia.org\\"));
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// main.CreateMany(20, 0);
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main.CreateMany(20, 1000000 + 1);
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}// 179,167,161,147,160,165,159
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/*
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'5281' '189'
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'5266' '189'
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'5640' '177'
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'5719' '174'
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'5766' '173'
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*/
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// private void JdbcInit(String[] args) {
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// try {
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// Class.forName("SQLite.JDBCDriver");
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// }
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// catch (Exception e) {
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// ConsoleAdp._.WriteLine(e.getMessage());
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// }
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// }
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private void CreateMany(int number, int base_val) {
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long time_bgn = System_.Ticks();
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Db_conn provider = Db_conn_pool.Instance.Get_or_new(Db_conn_info_.sqlite_(Io_url_.new_fil_("E:\\test.sqlite3")));
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String tbl_sql = String_.Concat_lines_nl
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( "CREATE TABLE fsdb_xtn_thm"
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, "( thm_id integer NOT NULL PRIMARY KEY"
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, ", thm_owner_id integer NOT NULL"
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, ", thm_w integer NOT NULL"
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, ", thm_h integer NOT NULL"
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, ", thm_thumbtime integer NOT NULL"
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, ", thm_bin_db_id integer NOT NULL"
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, ", thm_size bigint NOT NULL"
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, ", thm_modified varchar(14) NOT NULL"
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, ", thm_hash varchar(40) NOT NULL"
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, ");"
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);
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Sqlite_engine_.Tbl_create_and_delete(provider, "fsdb_xtn_thm", tbl_sql);
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// provider.Txn_mgr().Txn_bgn();
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Db_stmt stmt = Db_stmt_.new_insert_(provider, "fsdb_xtn_thm", "thm_id", "thm_owner_id", "thm_w", "thm_h", "thm_thumbtime", "thm_bin_db_id", "thm_size", "thm_modified", "thm_hash");
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for (int i = 0; i < number; i++) {
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stmt.Clear()
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.Val_int(base_val + i)
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.Val_int(base_val + i)
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.Val_int(220)
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.Val_int(200)
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.Val_int(-1)
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.Val_int(15)
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.Val_long(23456)
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.Val_str("")
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.Val_str("")
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.Exec_insert();
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}
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long time_elapsed = (System_.Ticks() - time_bgn);
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// provider.Txn_mgr().Txn_end();
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provider.Rls_conn();
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Tfds.Write(time_elapsed, number / time_elapsed);
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// 250; 260
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Tfds.Write("");
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}
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Connection conn; PreparedStatement stmt;
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void Read() {
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try {
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Class.forName("org.sqlite.JDBC");
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conn = DriverManager.getConnection("jdbc:sqlite:J:\\gplx\\xowl\\file\\all#meta\\en.wikipedia.org\\meta.db");
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Statement stat = conn.createStatement();
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// stat.executeUpdate("DROP TABLE temp;");
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// stat.executeUpdate("CREATE TABLE temp (ttl varchar(1024));");
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// PreparedStatement prep = conn.prepareStatement("INSERT INTO temp VALUES (?);");
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// conn.setAutoCommit(false);
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// prep.setString(1, "Rembrandt auto 1627.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt van Rijn 184.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt laughing.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt van Rijn 199.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt Harmensz. van Rijn 144.jpg"); prep.addBatch();
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// prep.setString(1, "Self-portrait at 34 by Rembrandt.jpg"); prep.addBatch();
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// prep.setString(1, "Selfportrait Rembrandt1641.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt Harmensz. van Rijn 127b.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt Harmensz. van Rijn 132.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt - Self Portrait111.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt self portrait.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrant Self-Portrait, 1660.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt van rijn-self portrait.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt, Auto-portrait, 1660.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt van Rijn 142 version 02.jpg"); prep.addBatch();
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// prep.setString(1, "Rembrandt Harmensz. van Rijn 135.jpg"); prep.addBatch();
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// prep.executeBatch();
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// conn.setAutoCommit(true);
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// ResultSet rs = stat.executeQuery("SELECT TOP 10 files.* FROM files JOIN temp ON files.ttl = temp.ttl;");
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// ResultSet rs = stat.executeQuery("SELECT files.* FROM files LIMIT 100;");
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ResultSet rs = stat.executeQuery("SELECT files.* FROM files WHERE ttl IN ('380CHANGI.jpg', '20120523Palmen_Hockenheim1.jpg') ;");
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while (rs.next()) {
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System.out.println("ttl = " + rs.getString("ttl") + "; orig_w = " + rs.getString("orig_w") + "; orig_h = " + rs.getString("orig_h"));
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}
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rs.close();
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}catch(Exception e) {
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Err_.Noop(e);
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}
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}
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void Index() {
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try {
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Class.forName("org.sqlite.JDBC");
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conn = DriverManager.getConnection("jdbc:sqlite:J:\\gplx\\xowl\\file\\all#meta\\en.wikipedia.org\\meta.db");
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Statement stat = conn.createStatement();
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stat.executeUpdate("PRAGMA synchronous=OFF");
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stat.executeUpdate("PRAGMA count_changes=OFF");
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stat.executeUpdate("PRAGMA journal_mode=MEMORY");
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stat.executeUpdate("PRAGMA temp_store=MEMORY");
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conn.setAutoCommit(false);
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stat.executeUpdate("CREATE INDEX files_ndx ON files (ttl);");
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conn.commit();
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conn.setAutoCommit(true);
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}catch(Exception e) {
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Err_.Noop(e);
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}
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}
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void Mass_upload(Io_url dir) {
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try {
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Class.forName("org.sqlite.JDBC");
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conn = DriverManager.getConnection("jdbc:sqlite:J:\\gplx\\xowl\\file\\all#meta\\en.wikipedia.org\\meta.db");
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Statement stat = conn.createStatement();
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stat.executeUpdate("drop table if exists files;");
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String sql = String_.Concat_lines_nl
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( "CREATE TABLE files"
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, "( ttl varchar(1024)"
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, ", redirect varchar(1024)"
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, ", ext int"
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, ", orig_mode int"
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, ", orig_w int"
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, ", orig_h int"
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, ", thumbs varchar(2048)" // assuming 10 bytes per thumb, roughly 200 thumbs
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, ");"
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);
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stat.executeUpdate(sql);
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Console_adp__sys.Instance.Write_str_w_nl(Datetime_now.Get().XtoStr_fmt_yyyyMMdd_HHmmss_fff());
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// stat.executeUpdate("BEGIN TRANSACTION");
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stat.executeUpdate("PRAGMA synchronous=OFF");
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stat.executeUpdate("PRAGMA count_changes=OFF");
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stat.executeUpdate("PRAGMA journal_mode=MEMORY");
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stat.executeUpdate("PRAGMA temp_store=MEMORY");
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conn.setAutoCommit(false);
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stmt = conn.prepareStatement("insert into files values (?, ?, ?, ?, ?, ?, ?);");
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Iterate_dir(dir);
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// stat.executeUpdate("COMMIT TRANSACTION");
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stmt.executeBatch();
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conn.commit();
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conn.setAutoCommit(true);
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}catch(Exception e) {
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Err_.Noop(e);
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}
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}
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void Iterate_dir(Io_url dir) {
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Io_url[] urls = Io_mgr.Instance.QueryDir_args(dir).DirInclude_().ExecAsUrlAry();
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int urls_len = urls.length;
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Console_adp__sys.Instance.Write_str_w_nl(dir.Raw());
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boolean is_root = false;
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for (int i = 0; i < urls_len; i++) {
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Io_url url = urls[i];
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if (url.Type_dir())
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Iterate_dir(url);
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else {
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try {
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is_root = true;
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Insert_file(url);
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}catch(Exception e) {
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Err_.Noop(e);
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}
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}
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}
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try {
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if (is_root) {
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stmt.executeBatch();
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stmt.clearBatch();
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}
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}catch(Exception e) {
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Err_.Noop(e);
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}
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}
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void Insert_file(Io_url url) {
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if (String_.EqNot(url.Ext(), ".csv")) return;
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String raw = Io_mgr.Instance.LoadFilStr(url);
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String[] lines = String_.SplitLines_nl(raw);
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int lines_len = lines.length;
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for (int i = 0; i < lines_len; i++) {
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String line = lines[i];
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Insert_line(line);
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}
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}
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void Insert_line(String line) {
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try {
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String[] flds = String_.Split(line, '|');
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int flds_len = flds.length;
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if (flds_len == 0) return;
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stmt.setString(1, flds[2]);
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if (flds_len == 4)
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stmt.setString(2, flds[3]);
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if (flds_len > 4) {
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stmt.setInt(3, Bry_.new_a7(flds[3])[0] - 32);
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byte[] orig = Bry_.new_a7(flds[4]);
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int orig_mode = orig[0] - Byte_ascii.Num_0;
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int comma_pos = Bry_find_.Find_fwd(orig, Byte_ascii.Comma);
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int orig_w = Bry_.To_int_or(orig, 2, comma_pos, -1);
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int orig_h = Bry_.To_int_or(orig, comma_pos + 1, orig.length, -1);
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stmt.setInt(4, orig_mode);
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stmt.setInt(5, orig_w);
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stmt.setInt(6, orig_h);
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if (flds_len > 5)
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stmt.setString(7, flds[4]);
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}
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stmt.addBatch();
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}catch(Exception e) {
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Err_.Noop(e);
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}
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}
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} |