pg分区表-按范围(range)

最后更新:2023-12-30 09:56:12 | 状态:未完成 | 相关数据库: PostgreSQL
//根据范围分区
Table table = service.metadata().table("log_master", false);
if(null != table){
	service.ddl().drop(table);
}
MasterTable master = new MasterTable("log_master");
master.addColumn("ID", "INT");
master.addColumn("NAME", "VARCHAR(10)").setComment("姓名");

Partition partition = new Partition();
partition.setType(Partition.TYPE.RANGE);
partition.addColumn("ID");
master.setPartition(partition);
//或者
master.setPartition(Partition.TYPE.RANGE, "ID");
service.ddl().create(master);

PartitionTable log1 = new PartitionTable("LOG1");
log1.setMaster(master);
log1.setPartition(new Partition(Partition.TYPE.RANGE).setFrom(0).setTo(99));
service.ddl().create(log1);
PartitionTable log2 = new PartitionTable("LOG2");
log2.setMaster(master);
//也可以不设置type共用主表的type
log2.setPartition(new Partition().setFrom(100).setTo(199));
service.ddl().create(log2);
DataRow log = new DataRow();
log.put("ID", 111);
log.put("NAME","z");
service.insert("log_master", log);

//从主表或相就的分区表中可以查到
service.querys("log_master");
service.querys("LOG2");
最近更新 搜索 提交