relname
|
name
|
Table name or shard name, which is distinguished by type.
|
type
|
char
|
When the value is t, relname indicates the table name. When the value is s, relname indicates the shard name.
|
strategy
|
char
|
r: range distribution table
l: list distribution table
This value will be extended for subsequent interval shards.
|
relid
|
oid
|
OID of the distribution table to which the tuple belongs.
|
referenceoid
|
oid
|
OID of the referenced distribution table, which is used for slice reference table creation syntax.
|
sindex
|
int
|
Position of the current boundary in a shard when the table is a list distribution table.
|
interval
|
text[]
|
Reserved column
|
transitboundary
|
text[]
|
Reserved column
|
transitno
|
int
|
Reserved column
|
nodeoid
|
oid
|
When relname is set to a shard name, nodeoid indicates the OID of the DN where the shard data is stored.
|
boundaries
|
text[]
|
When relname is set to a shard name, this parameter indicates the boundary value of the shard.
|
specified
|
boolean
|
Whether the DN corresponding to the current segment is explicitly specified in the DDL.
|
sliceorder
|
int
|
User-defined shard sequence.
|