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Diffstat (limited to 'src/include/utils/jsonpath.h')
| -rw-r--r-- | src/include/utils/jsonpath.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/include/utils/jsonpath.h b/src/include/utils/jsonpath.h index f0181e045f7..0a3a6330170 100644 --- a/src/include/utils/jsonpath.h +++ b/src/include/utils/jsonpath.h @@ -49,6 +49,13 @@ DatumGetJsonPathPCopy(Datum d) /* * All node's type of jsonpath expression + * + * These become part of the on-disk representation of the jsonpath type. + * Therefore, to preserve pg_upgradability, the order must not be changed, and + * new values must be added at the end. + * + * It is recommended that switch cases etc. in other parts of the code also + * use this order, to maintain some consistency. */ typedef enum JsonPathItemType { |