Du kannst nicht mehr als 25 Themen auswählen
Themen müssen entweder mit einem Buchstaben oder einer Ziffer beginnen. Sie können Bindestriche („-“) enthalten und bis zu 35 Zeichen lang sein.
63 Zeilen
2.4 KiB
63 Zeilen
2.4 KiB
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Text;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace AppTime
|
|
{
|
|
/**
|
|
* 初始化数据库
|
|
*/
|
|
class InitDB
|
|
{
|
|
private DB db;
|
|
|
|
public InitDB()
|
|
{
|
|
db = DB.Instance;
|
|
}
|
|
|
|
public void Start()
|
|
{
|
|
// 创建数据表
|
|
|
|
db.Execute("CREATE TABLE IF NOT EXISTS \"app\" (\"id\" INTEGER NOT NULL, \"process\" text NOT NULL," +
|
|
"\"text\" TEXT NOT NULL DEFAULT process, " +
|
|
"\"tagId\" INTEGER NOT NULL DEFAULT(0), " +
|
|
"PRIMARY KEY(\"id\") ) WITHOUT ROWID");
|
|
|
|
db.Execute("CREATE TABLE IF NOT EXISTS \"period\" ( \"timeStart\" DATETIME NOT NULL, \"timeEnd\" DATETIME NOT NULL, " +
|
|
"\"winId\" INTEGER NOT NULL," +
|
|
"PRIMARY KEY(\"timeStart\")," +
|
|
"UNIQUE(\"timeStart\" ASC) )WITHOUT ROWID");
|
|
|
|
db.Execute("CREATE TABLE IF NOT EXISTS \"tag\" ( \"id\" INTEGER NOT NULL, \"text\" TEXT NOT NULL," +
|
|
"PRIMARY KEY(\"id\"), UNIQUE(\"id\" ASC), UNIQUE(\"text\" ASC) ) WITHOUT ROWID");
|
|
|
|
db.Execute("CREATE TABLE IF NOT EXISTS \"win\" (\"id\" INTEGER NOT NULL," +
|
|
"\"appId\" INTEGER NOT NULL, \"text\" TEXT NOT NULL, " +
|
|
"\"tagId\" INTEGER NOT NULL DEFAULT(0), " +
|
|
"PRIMARY KEY(\"id\") ) WITHOUT ROWID");
|
|
|
|
|
|
// 创建索引
|
|
|
|
long existIndex = (long)db.ExecuteData("SELECT count(*) FROM sqlite_master WHERE type=\"table\" AND name =\'is_index\'")[0][0];
|
|
// 判断是否已经存在索引
|
|
if (existIndex == 0)
|
|
{
|
|
db.Execute("CREATE UNIQUE INDEX \"ix_app\" ON \"app\"( \"process\" ASC )");
|
|
db.Execute("CREATE INDEX \"ix_app_tagId\" ON \"app\" ( \"tagId\" ASC )");
|
|
|
|
db.Execute("CREATE UNIQUE INDEX \"ix_period\" ON \"period\" ( \"timeStart\" ASC, \"timeEnd\" ASC )");
|
|
|
|
db.Execute("CREATE UNIQUE INDEX \"ix_win\" ON \"win\" ( \"appId\" ASC, \"text\" ASC )");
|
|
db.Execute("CREATE INDEX \"ix_win_tagId\" ON \"win\" (\"tagId\" ASC )");
|
|
|
|
// 此表仅用于标识索引已经创建完成
|
|
db.Execute("CREATE TABLE IF NOT EXISTS \"is_index\"( \"id\" INTEGER NOT NULL, PRIMARY KEY(\"id\"))");
|
|
}
|
|
}
|
|
}
|
|
}
|