diff options
Diffstat (limited to 'src/include/nodes/primnodes.h')
| -rw-r--r-- | src/include/nodes/primnodes.h | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h index 6657f34103f..dafe93a4c95 100644 --- a/src/include/nodes/primnodes.h +++ b/src/include/nodes/primnodes.h @@ -1855,7 +1855,10 @@ typedef struct JsonTablePlan NodeTag type; } JsonTablePlan; -/* JSON_TABLE plan to evaluate a JSON path expression */ +/* + * JSON_TABLE plan to evaluate a JSON path expression and NESTED paths, if + * any. + */ typedef struct JsonTablePathScan { JsonTablePlan plan; @@ -1863,10 +1866,37 @@ typedef struct JsonTablePathScan /* JSON path to evaluate */ JsonTablePath *path; - /* ERROR/EMPTY ON ERROR behavior */ + /* + * ERROR/EMPTY ON ERROR behavior; only significant in the plan for the + * top-level path. + */ bool errorOnError; + + /* Plan(s) for nested columns, if any. */ + JsonTablePlan *child; + + /* + * 0-based index in TableFunc.colvalexprs of the 1st and the last column + * covered by this plan. Both are -1 if all columns are nested and thus + * computed by the child plan(s). + */ + int colMin; + int colMax; } JsonTablePathScan; +/* + * JsonTableSiblingJoin - + * Plan to join rows of sibling NESTED COLUMNS clauses in the same parent + * COLUMNS clause + */ +typedef struct JsonTableSiblingJoin +{ + JsonTablePlan plan; + + JsonTablePlan *lplan; + JsonTablePlan *rplan; +} JsonTableSiblingJoin; + /* ---------------- * NullTest * |