hbase時間段查詢 模糊匹配

比較運算子 comparefilter.compareop

equal                                  相等

greater                              大於

greater_or_equal           大於等於

less                                      小於

less_or_equal                  小於等於

not_equal                        不等於

singlecolumnvaluefilter列值過濾器（時間段查詢）

filterlist filterlist=new filterlist();

string stime = "2016-07-27 00:00:00";
string etime = "2016-07-30 12:04:42";
filter stimefilter = new singlecolumnvaluefilter(bytes.tobytes("base_info"),bytes.tobytes("datetime"), compareop.greater_or_equal, bytes.tobytes(stime));
filterlist.addfilter(stimefilter);
filter etimefilter = new singlecolumnvaluefilter(bytes.tobytes("base_info"),bytes.tobytes("datetime"), compareop.less_or_equal,bytes.tobytes(etime));
filterlist.addfilter(etimefilter);
scan.setfilter(filterlist);

filterlist filterlist=new filterlist();

substringcomparator comp = new substringcomparator("123456789");
filter likefilter = new singlecolumnvaluefilter(bytes.tobytes("base_info"),
bytes.tobytes("userid"), compareop.equal, comp);
filterlist.addfilter(likefilter);
scan.setfilter(filterlist);

filter equalfilter = new singlecolumnvaluefilter(bytes.tobytes("base_info"),

bytes.tobytes("userid"), compareop.equal, "123456789");

filterlist filterlist=new filterlist();

filter pagefilter = new pagefilter(100);
filterlist.addfilter(pagefilter);

filterlist filterlist=new filterlist();

//如果先設定最大返回條數，會先查詢出100條資料，在這100條資料中  再過濾userid為123456789的資料。filter順序要特別注意，會造成查詢不準確。
filter pagefilter = new pagefilter(100);
filterlist.addfilter(pagefilter);
substringcomparator comp = new substringcomparator("123456789");
filter likefilter = new singlecolumnvaluefilter(bytes.tobytes("base_info"),
bytes.tobytes("userid"), compareop.equal, comp);
filterlist.addfilter(likefilter);
scan.setfilter(filterlist);

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