SPIDER_COPY_TABLES
Syntax
SPIDER_COPY_TABLES(spider_table_name, source_link_id, destination_link_id_list [,parameters])
Description
A UDF installed with the Spider Storage Engine, this function copies table data from source_link_id
to destination_link_id_list
. The service does not need to be stopped in order to copy.
If the Spider table is partitioned, the name must be of the format table_name#P#partition_name
. The partition name can be viewed in the mysql.spider_tables
table, for example:
SELECT table_name FROM mysql.spider_tables; +-------------+ | table_name | +-------------+ | spt_a#P#pt1 | | spt_a#P#pt2 | | spt_a#P#pt3 | +-------------+
Returns 1
if the data was copied successfully, or 0
if copying the data failed.
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