diff options
Diffstat (limited to 'src/include/nodes/parsenodes.h')
| -rw-r--r-- | src/include/nodes/parsenodes.h | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/src/include/nodes/parsenodes.h b/src/include/nodes/parsenodes.h index 068c6ec4401..236832a2ca7 100644 --- a/src/include/nodes/parsenodes.h +++ b/src/include/nodes/parsenodes.h @@ -1439,9 +1439,8 @@ typedef struct OnConflictClause /* * CommonTableExpr - * representation of WITH list element - * - * We don't currently support the SEARCH or CYCLE clause. */ + typedef enum CTEMaterialize { CTEMaterializeDefault, /* no option specified */ @@ -1449,6 +1448,31 @@ typedef enum CTEMaterialize CTEMaterializeNever /* NOT MATERIALIZED */ } CTEMaterialize; +typedef struct CTESearchClause +{ + NodeTag type; + List *search_col_list; + bool search_breadth_first; + char *search_seq_column; + int location; +} CTESearchClause; + +typedef struct CTECycleClause +{ + NodeTag type; + List *cycle_col_list; + char *cycle_mark_column; + Node *cycle_mark_value; + Node *cycle_mark_default; + char *cycle_path_column; + int location; + /* These fields are set during parse analysis: */ + Oid cycle_mark_type; /* common type of _value and _default */ + int cycle_mark_typmod; + Oid cycle_mark_collation; + Oid cycle_mark_neop; /* <> operator for type */ +} CTECycleClause; + typedef struct CommonTableExpr { NodeTag type; @@ -1457,6 +1481,8 @@ typedef struct CommonTableExpr CTEMaterialize ctematerialized; /* is this an optimization fence? */ /* SelectStmt/InsertStmt/etc before parse analysis, Query afterwards: */ Node *ctequery; /* the CTE's subquery */ + CTESearchClause *search_clause; + CTECycleClause *cycle_clause; int location; /* token location, or -1 if unknown */ /* These fields are set during parse analysis: */ bool cterecursive; /* is this CTE actually recursive? */ |