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6d0d15c4

Commit 6d0d15c4 authored 22 years ago by Tom Lane

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Make the world at least somewhat safe for zero-column tables, and

remove the special case in ALTER DROP COLUMN to prohibit dropping a
table's last column.

parent 23616b47

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Changes 6

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src/backend/access/common/tupdesc.c 39 additions, 26 deletions

src/backend/access/common/tupdesc.c
src/backend/commands/tablecmds.c 3 additions, 26 deletions

src/backend/commands/tablecmds.c
src/backend/executor/execTuples.c 5 additions, 12 deletions

src/backend/executor/execTuples.c
src/backend/executor/nodeAgg.c 11 additions, 11 deletions

src/backend/executor/nodeAgg.c
src/backend/parser/parse_target.c 4 additions, 2 deletions

src/backend/parser/parse_target.c
src/test/regress/expected/alter_table.out 2 additions, 4 deletions

src/test/regress/expected/alter_table.out

with 64 additions and 81 deletions

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