function FileData_Pairs(x)
{
x.t("example","dept");
x.t("example","select");
x.t("available","queries");
x.t("right","uses");
x.t("dept.dept_id","emp.dept");
x.t("dept.dept_id","emp.dept_id");
x.t("table","example");
x.t("table","improve");
x.t("table","joins");
x.t("table","clause");
x.t("table","driver");
x.t("improve","performance");
x.t("improve","join");
x.t("improving","join");
x.t("tables","left");
x.t("tables","joined");
x.t("tables","index");
x.t("tables","greatly");
x.t("field","emp");
x.t("field","dept");
x.t("field","third");
x.t("field","second");
x.t("field","addr.loc");
x.t("field","driver");
x.t("uses","index");
x.t("statement","select");
x.t("emp.dept","field");
x.t("emp.dept","emp.loc");
x.t("time","assume");
x.t("left","right");
x.t("emp","dept.dept_id");
x.t("emp","table");
x.t("emp","addr");
x.t("emp","database");
x.t("includes","third");
x.t("indexes","available");
x.t("indexes","improving");
x.t("proper","indexes");
x.t("need","index");
x.t("joined","using");
x.t("unless","proper");
x.t("assume","following");
x.t("dept","field");
x.t("dept","emp");
x.t("performance","improving");
x.t("performance","need");
x.t("performance","unless");
x.t("performance","joining");
x.t("performance","using");
x.t("third","table");
x.t("second","table");
x.t("second","table\u2019s");
x.t("emp.dept_id","example");
x.t("queries","joins");
x.t("emp.loc","addr.loc");
x.t("long","time");
x.t("select","statement");
x.t("select","dept");
x.t("processes","tables");
x.t("index","tables");
x.t("index","field");
x.t("index","emp.dept");
x.t("index","second");
x.t("index","join");
x.t("addr","dept.dept_id");
x.t("addr.loc","field");
x.t("addr.loc","case");
x.t("database","tables");
x.t("previous","table");
x.t("joining","database");
x.t("query","contains");
x.t("join","field");
x.t("join","performance");
x.t("join","processes");
x.t("greatly","improve");
x.t("table\u2019s","join");
x.t("case","index");
x.t("executes","query");
x.t("joins","long");
x.t("joins","previous");
x.t("following","select");
x.t("dept_id","field");
x.t("clause","includes");
x.t("clause","clause");
x.t("using","indexes");
x.t("using","dept_id");
x.t("driver","uses");
x.t("driver","executes");
x.t("contains","join");
}