[HAWQ-214] Build-in functions for gp_partition will cause cores.

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Resolved
• Fix Version/s: 2.0.0.0-incubating
• Component/s: Unknown
• Assignee: Ming Li
• Reporter: Dong Li
• Created: 03/Dec/15 09:32
• Updated: 14/Jul/16 17:57
• Resolved: 14/Jul/16 17:57

Description

There are four build-in functions for gp_patition , and all of them will cause core.
gp_partition_expansion
gp_partition_inverse
gp_partition_propagation
gp_partition_selection

create table pt_table(a int, b int) distributed by (a) partition by range(b) (default partition others,start(1) end(100) every(10));

e=# select pg_catalog.gp_partition_selection(16550,1);
FATAL:  Unexpected internal error (gp_partition_functions.c:197)
DETAIL:  FailedAssertion("!(dynamicTableScanInfo != ((void *)0))", File: "gp_partition_functions.c", Line: 197)
HINT:  Process 22247 will wait for gp_debug_linger=120 seconds before termination.
Note that its locks and other resources will not be released until then.
server closed the connection unexpectedly
	This probably means the server terminated abnormally
	before or while processing the request.
The connection to the server was lost. Attempting reset: Succeeded.