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ATExecSetRelOptions: Reduce scope of 'isnull' variable

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Author: Nikolay Shaplov <dhyan@nataraj.su>
Reviewed-by: Timur Magomedov <t.magomedov@postgrespro.ru>
Discussion: https://postgr.es/m/1913854.tdWV9SEqCh@thinkpad-pgpro
This commit is contained in:
Álvaro Herrera 2025-03-13 18:15:59 +01:00
parent da0f0582e8
commit c7fc8808a9
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GPG Key ID: 1C20ACB9D5C564AE
1 changed files with 11 additions and 8 deletions
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19
src/backend/commands/tablecmds.c
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@ -15919,7 +15919,6 @@ ATExecSetRelOptions(Relation rel, List *defList, AlterTableType operation,
HeapTuple tuple;
HeapTuple newtuple;
Datum datum;
bool isnull;
Datum newOptions;
Datum repl_val[Natts_pg_class];
bool repl_null[Natts_pg_class];
@ -15944,18 +15943,20 @@ ATExecSetRelOptions(Relation rel, List *defList, AlterTableType operation,
* there were none before.
*/
datum = (Datum) 0;
isnull = true;
}
else
{
bool isnull;
/* Get the old reloptions */
datum = SysCacheGetAttr(RELOID, tuple, Anum_pg_class_reloptions,
&isnull);
if (isnull)
datum = (Datum) 0;
}
/* Generate new proposed reloptions (text array) */
newOptions = transformRelOptions(isnull ? (Datum) 0 : datum,
defList, NULL, validnsps, false,
newOptions = transformRelOptions(datum, defList, NULL, validnsps, false,
operation == AT_ResetRelOptions);
/* Validate */
@ -16065,18 +16066,20 @@ ATExecSetRelOptions(Relation rel, List *defList, AlterTableType operation,
* pretend there were none before.
*/
datum = (Datum) 0;
isnull = true;
}
else
{
bool isnull;
/* Get the old reloptions */
datum = SysCacheGetAttr(RELOID, tuple, Anum_pg_class_reloptions,
&isnull);
if (isnull)
datum = (Datum) 0;
}
newOptions = transformRelOptions(isnull ? (Datum) 0 : datum,
defList, "toast", validnsps, false,
operation == AT_ResetRelOptions);
newOptions = transformRelOptions(datum, defList, "toast", validnsps,
false, operation == AT_ResetRelOptions);
(void) heap_reloptions(RELKIND_TOASTVALUE, newOptions, true);