 Greenplum 排序算法46 ● Motion的Receiver需要接收多个Sender的数据,虽然每个Sender的数据保证 有序,但Receiver端也需要保证数据全局有序。 Sorted Motion 1 4 7 8 2 3 6 9 1 4 2 3 Sender1 Sender2 Receiver1 47 ● 首先读取每个Sender的第一个元素,之后在Receiver端进行归并排序 Sorted0 码力 | 52 页 | 2.05 MB | 1 年前3 Greenplum 排序算法46 ● Motion的Receiver需要接收多个Sender的数据,虽然每个Sender的数据保证 有序,但Receiver端也需要保证数据全局有序。 Sorted Motion 1 4 7 8 2 3 6 9 1 4 2 3 Sender1 Sender2 Receiver1 47 ● 首先读取每个Sender的第一个元素,之后在Receiver端进行归并排序 Sorted0 码力 | 52 页 | 2.05 MB | 1 年前3
 VMware Greenplum 7 Documentation1797 vmem_process_interrupt 1798 wait_for_replication_threshold 1798 wal_keep_size 1798 wal_receiver_status_interval 1799 work_mem 1799 writable_external_table_bufsize 1799 xid_stop_limit 1800 gp_stat_user_functions 2024 gp_stat_user_indexes 2025 gp_stat_user_tables 2025 gp_stat_wal 2025 gp_stat_wal_receiver 2026 gp_stat_xact_all_tables 2027 gp_stat_xact_sys_tables 2027 gp_stat_xact_user_functions 2027 Networking later in this topic for more information about MTU sizes for Greenplum Database.) The receiver must store the fragments in a buffer before it can reorganize and reassemble the message. The0 码力 | 2221 页 | 14.19 MB | 1 年前3 VMware Greenplum 7 Documentation1797 vmem_process_interrupt 1798 wait_for_replication_threshold 1798 wal_keep_size 1798 wal_receiver_status_interval 1799 work_mem 1799 writable_external_table_bufsize 1799 xid_stop_limit 1800 gp_stat_user_functions 2024 gp_stat_user_indexes 2025 gp_stat_user_tables 2025 gp_stat_wal 2025 gp_stat_wal_receiver 2026 gp_stat_xact_all_tables 2027 gp_stat_xact_sys_tables 2027 gp_stat_xact_user_functions 2027 Networking later in this topic for more information about MTU sizes for Greenplum Database.) The receiver must store the fragments in a buffer before it can reorganize and reassemble the message. The0 码力 | 2221 页 | 14.19 MB | 1 年前3
 VMware Greenplum 6 Documentationold 1976 wal_keep_segments 1976 VMware Greenplum 6 Documentation VMware by Broadcom 118 wal_receiver_status_interval 1976 work_mem 1977 writable_external_table_bufsize 1977 xid_stop_limit 1977 operations. A timeout mechanism was introduced to ensure that sender(s) have closed the peer end of the receiver's connections. 32314-2 Resolved a problem where logs from ic_proxy did not consider the current the Query Executor and Query Dispatcher now include the error number that was generated by the receiver. Greenplum Database introduces a new server configuration parameter, gp_log_endpoints, that you0 码力 | 2445 页 | 18.05 MB | 1 年前3 VMware Greenplum 6 Documentationold 1976 wal_keep_segments 1976 VMware Greenplum 6 Documentation VMware by Broadcom 118 wal_receiver_status_interval 1976 work_mem 1977 writable_external_table_bufsize 1977 xid_stop_limit 1977 operations. A timeout mechanism was introduced to ensure that sender(s) have closed the peer end of the receiver's connections. 32314-2 Resolved a problem where logs from ic_proxy did not consider the current the Query Executor and Query Dispatcher now include the error number that was generated by the receiver. Greenplum Database introduces a new server configuration parameter, gp_log_endpoints, that you0 码力 | 2445 页 | 18.05 MB | 1 年前3
 VMware Greenplum 6 Documentation1939 vmem_process_interrupt 1940 wait_for_replication_threshold 1940 wal_keep_segments 1940 wal_receiver_status_interval 1940 writable_external_table_bufsize 1941 xid_stop_limit 1941 xid_warn_limit operations. A timeout mechanism was introduced to ensure that sender(s) have closed the peer end of the receiver’s connections. 32314-2 Resolved a problem where logs from ic_proxy did not consider the current the Query Executor and Query Dispatcher now include the error number that was generated by the receiver. Greenplum Database introduces a new server configuration parameter, gp_log_endpoints, that you0 码力 | 2374 页 | 44.90 MB | 1 年前3 VMware Greenplum 6 Documentation1939 vmem_process_interrupt 1940 wait_for_replication_threshold 1940 wal_keep_segments 1940 wal_receiver_status_interval 1940 writable_external_table_bufsize 1941 xid_stop_limit 1941 xid_warn_limit operations. A timeout mechanism was introduced to ensure that sender(s) have closed the peer end of the receiver’s connections. 32314-2 Resolved a problem where logs from ic_proxy did not consider the current the Query Executor and Query Dispatcher now include the error number that was generated by the receiver. Greenplum Database introduces a new server configuration parameter, gp_log_endpoints, that you0 码力 | 2374 页 | 44.90 MB | 1 年前3
 VMware Tanzu Greenplum v6.23 Documentation1874 vmem_process_interrupt 1875 wait_for_replication_threshold 1875 wal_keep_segments 1875 wal_receiver_status_interval 1876 writable_external_table_bufsize 1876 xid_stop_limit 1876 xid_warn_limit operations. A timeout mechanism was introduced to ensure that sender(s) have closed the peer end of the receiver’s connections. 32314-2 Resolved a problem where logs from ic_proxy did not consider the current the Query Executor and Query Dispatcher now include the error number that was generated by the receiver. Greenplum Database introduces a new server configuration parameter, gp_log_endpoints, that you0 码力 | 2298 页 | 40.94 MB | 1 年前3 VMware Tanzu Greenplum v6.23 Documentation1874 vmem_process_interrupt 1875 wait_for_replication_threshold 1875 wal_keep_segments 1875 wal_receiver_status_interval 1876 writable_external_table_bufsize 1876 xid_stop_limit 1876 xid_warn_limit operations. A timeout mechanism was introduced to ensure that sender(s) have closed the peer end of the receiver’s connections. 32314-2 Resolved a problem where logs from ic_proxy did not consider the current the Query Executor and Query Dispatcher now include the error number that was generated by the receiver. Greenplum Database introduces a new server configuration parameter, gp_log_endpoints, that you0 码力 | 2298 页 | 40.94 MB | 1 年前3
 VMware Tanzu Greenplum 6 Documentation1866 vmem_process_interrupt 1867 wait_for_replication_threshold 1867 wal_keep_segments 1868 wal_receiver_status_interval 1868 writable_external_table_bufsize 1868 xid_stop_limit 1868 xid_warn_limit operations. A timeout mechanism was introduced to ensure that sender(s) have closed the peer end of the receiver's connections. 32314-2 Resolved a problem where logs from ic_proxy did not consider the current the Query Executor and Query Dispatcher now include the error number that was generated by the receiver. Greenplum Database introduces a new server configuration parameter, gp_log_endpoints, that you0 码力 | 2311 页 | 17.58 MB | 1 年前3 VMware Tanzu Greenplum 6 Documentation1866 vmem_process_interrupt 1867 wait_for_replication_threshold 1867 wal_keep_segments 1868 wal_receiver_status_interval 1868 writable_external_table_bufsize 1868 xid_stop_limit 1868 xid_warn_limit operations. A timeout mechanism was introduced to ensure that sender(s) have closed the peer end of the receiver's connections. 32314-2 Resolved a problem where logs from ic_proxy did not consider the current the Query Executor and Query Dispatcher now include the error number that was generated by the receiver. Greenplum Database introduces a new server configuration parameter, gp_log_endpoints, that you0 码力 | 2311 页 | 17.58 MB | 1 年前3
 VMware Greenplum v6.25 Documentation1934 vmem_process_interrupt 1935 wait_for_replication_threshold 1935 wal_keep_segments 1935 wal_receiver_status_interval 1935 writable_external_table_bufsize 1936 xid_stop_limit 1936 xid_warn_limit operations. A timeout mechanism was introduced to ensure that sender(s) have closed the peer end of the receiver's connections. 32314-2 Resolved a problem where logs from ic_proxy did not consider the current the Query Executor and Query Dispatcher now include the error number that was generated by the receiver. Greenplum Database introduces a new server configuration parameter, gp_log_endpoints, that you0 码力 | 2400 页 | 18.02 MB | 1 年前3 VMware Greenplum v6.25 Documentation1934 vmem_process_interrupt 1935 wait_for_replication_threshold 1935 wal_keep_segments 1935 wal_receiver_status_interval 1935 writable_external_table_bufsize 1936 xid_stop_limit 1936 xid_warn_limit operations. A timeout mechanism was introduced to ensure that sender(s) have closed the peer end of the receiver's connections. 32314-2 Resolved a problem where logs from ic_proxy did not consider the current the Query Executor and Query Dispatcher now include the error number that was generated by the receiver. Greenplum Database introduces a new server configuration parameter, gp_log_endpoints, that you0 码力 | 2400 页 | 18.02 MB | 1 年前3
 VMware Greenplum v6.18 Documentation1649 vmem_process_interrupt 1650 wait_for_replication_threshold 1650 wal_keep_segments 1650 wal_receiver_status_interval 1651 writable_external_table_bufsize 1651 xid_stop_limit 1651 xid_warn_limit processes when gp_interconnect_type = proxy, and the pause/resume flow control process causes a busy receiver to cache or duplicate packets while waiting for the backend to consume them. Greenplum Database primary master fails. Master mirroring uses two processes, a sender on the active master host and a receiver on the mirror host, to synchronize the mirror with the master. As changes are applied to the master0 码力 | 1959 页 | 19.73 MB | 1 年前3 VMware Greenplum v6.18 Documentation1649 vmem_process_interrupt 1650 wait_for_replication_threshold 1650 wal_keep_segments 1650 wal_receiver_status_interval 1651 writable_external_table_bufsize 1651 xid_stop_limit 1651 xid_warn_limit processes when gp_interconnect_type = proxy, and the pause/resume flow control process causes a busy receiver to cache or duplicate packets while waiting for the backend to consume them. Greenplum Database primary master fails. Master mirroring uses two processes, a sender on the active master host and a receiver on the mirror host, to synchronize the mirror with the master. As changes are applied to the master0 码力 | 1959 页 | 19.73 MB | 1 年前3
 VMware Greenplum v6.19 Documentation1660 vmem_process_interrupt 1660 wait_for_replication_threshold 1661 wal_keep_segments 1661 wal_receiver_status_interval 1661 writable_external_table_bufsize 1662 xid_stop_limit 1662 xid_warn_limit processes when gp_interconnect_type = proxy, and the pause/resume flow control process causes a busy receiver to cache or duplicate packets while waiting for the backend to consume them. Greenplum Database primary master fails. Master mirroring uses two processes, a sender on the active master host and a receiver on the mirror host, to synchronize the mirror with the master. As changes are applied to the master0 码力 | 1972 页 | 20.05 MB | 1 年前3 VMware Greenplum v6.19 Documentation1660 vmem_process_interrupt 1660 wait_for_replication_threshold 1661 wal_keep_segments 1661 wal_receiver_status_interval 1661 writable_external_table_bufsize 1662 xid_stop_limit 1662 xid_warn_limit processes when gp_interconnect_type = proxy, and the pause/resume flow control process causes a busy receiver to cache or duplicate packets while waiting for the backend to consume them. Greenplum Database primary master fails. Master mirroring uses two processes, a sender on the active master host and a receiver on the mirror host, to synchronize the mirror with the master. As changes are applied to the master0 码力 | 1972 页 | 20.05 MB | 1 年前3
 VMware Greenplum v6.17 Documentation1583 vmem_process_interrupt 1583 wait_for_replication_threshold 1584 wal_keep_segments 1584 wal_receiver_status_interval 1584 writable_external_table_bufsize 1585 VMware Greenplum v6.17 Documentation primary master fails. Master mirroring uses two processes, a sender on the active master host and a receiver on the mirror host, to synchronize the mirror with the master. As changes are applied to the master complexReturn(int base, int increment, ResultSet receiver) throws SQLException { receiver.updateInt(1, base); receiver.updateInt(2, base + increment); receiver.updateTimestamp(3, new Timestamp(System0 码力 | 1893 页 | 17.62 MB | 1 年前3 VMware Greenplum v6.17 Documentation1583 vmem_process_interrupt 1583 wait_for_replication_threshold 1584 wal_keep_segments 1584 wal_receiver_status_interval 1584 writable_external_table_bufsize 1585 VMware Greenplum v6.17 Documentation primary master fails. Master mirroring uses two processes, a sender on the active master host and a receiver on the mirror host, to synchronize the mirror with the master. As changes are applied to the master complexReturn(int base, int increment, ResultSet receiver) throws SQLException { receiver.updateInt(1, base); receiver.updateInt(2, base + increment); receiver.updateTimestamp(3, new Timestamp(System0 码力 | 1893 页 | 17.62 MB | 1 年前3
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