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Add a comment for why we dont allow alter and undistribute table for tables with identity columns

issue/6694
Gokhan Gulbiz 2023-03-27 12:58:00 +03:00
parent 6a69ae5dee
commit d484a25891
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5
src/backend/distributed/commands/alter_table.c
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@ -928,6 +928,11 @@ CopyTableConversionReturnIntoCurrentContext(TableConversionReturn *tableConversi
static TableConversionReturn * static TableConversionReturn *
ConvertTable(TableConversionState *con) ConvertTable(TableConversionState *con)
{ {
/*
* We do not allow alter_distributed_table and undistribute_table operations
for tables with identity columns. This is because we do not have a proper way
of keeping sequence states consistent across the cluster.
*/
ErrorIfTableHasIdentityColumn(con->relationId); ErrorIfTableHasIdentityColumn(con->relationId);
/* /*