diff options
Diffstat (limited to 'src/include/nodes/parsenodes.h')
| -rw-r--r-- | src/include/nodes/parsenodes.h | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/include/nodes/parsenodes.h b/src/include/nodes/parsenodes.h index cc7b32b279a..46bf6107646 100644 --- a/src/include/nodes/parsenodes.h +++ b/src/include/nodes/parsenodes.h @@ -2177,6 +2177,7 @@ typedef enum AlterTableType AT_CookedColumnDefault, /* add a pre-cooked column default */ AT_DropNotNull, /* alter column drop not null */ AT_SetNotNull, /* alter column set not null */ + AT_SetAttNotNull, /* set attnotnull w/o a constraint */ AT_DropExpression, /* alter column drop expression */ AT_CheckNotNull, /* check column is already marked not null */ AT_SetStatistics, /* alter column set statistics */ @@ -2462,10 +2463,11 @@ typedef struct VariableShowStmt * Create Table Statement * * NOTE: in the raw gram.y output, ColumnDef and Constraint nodes are - * intermixed in tableElts, and constraints is NIL. After parse analysis, - * tableElts contains just ColumnDefs, and constraints contains just - * Constraint nodes (in fact, only CONSTR_CHECK nodes, in the present - * implementation). + * intermixed in tableElts, and constraints and notnullcols are NIL. After + * parse analysis, tableElts contains just ColumnDefs, notnullcols has been + * filled with not-nullable column names from various sources, and constraints + * contains just Constraint nodes (in fact, only CONSTR_CHECK nodes, in the + * present implementation). * ---------------------- */ @@ -2480,6 +2482,7 @@ typedef struct CreateStmt PartitionSpec *partspec; /* PARTITION BY clause */ TypeName *ofTypename; /* OF typename */ List *constraints; /* constraints (list of Constraint nodes) */ + List *nnconstraints; /* NOT NULL constraints (ditto) */ List *options; /* options from WITH clause */ OnCommitAction oncommit; /* what do we do at COMMIT? */ char *tablespacename; /* table space to use, or NULL */ @@ -2568,6 +2571,9 @@ typedef struct Constraint char *cooked_expr; /* expr, as nodeToString representation */ char generated_when; /* ALWAYS or BY DEFAULT */ + /* Fields used for "raw" NOT NULL constraints: */ + char *colname; /* column it applies to */ + /* Fields used for unique constraints (UNIQUE and PRIMARY KEY): */ bool nulls_not_distinct; /* null treatment for UNIQUE constraints */ List *keys; /* String nodes naming referenced key |