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!1901 修复FDW const、param等不能下推的bug

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Merge pull request !1901 from 胡正超/fdwbug
This commit is contained in:
opengauss-bot
2022-07-08 08:38:28 +00:00
committed by Gitee
parent 935e4b7731 bb3672335a
commit f65486ba95
1 changed files with 6 additions and 4 deletions
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10
contrib/postgres_fdw/deparse.cpp
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@ -238,7 +238,7 @@ static bool foreign_expr_walker_var(Node *node, foreign_glob_cxt *glob_cxt, Oid
}
static void foreign_expr_walker_const(Node *node, Oid *collation,FDWCollateState * state)
static bool foreign_expr_walker_const(Node *node, Oid *collation,FDWCollateState * state)
{
Const *c = (Const *)node;
@ -255,9 +255,10 @@ static void foreign_expr_walker_const(Node *node, Oid *collation,FDWCollateSta
*state = FDW_COLLATE_UNSAFE;
}
return true;
}
static void foreign_expr_walker_param(Node *node, Oid *collation,FDWCollateState * state)
static bool foreign_expr_walker_param(Node *node, Oid *collation,FDWCollateState * state)
{
Param *p = (Param *)node;
@ -271,6 +272,7 @@ static void foreign_expr_walker_param(Node *node, Oid *collation,FDWCollateState
*state = FDW_COLLATE_UNSAFE;
}
return true;
}
static bool foreign_expr_walker_arrayref(Node *node, foreign_glob_cxt *glob_cxt, foreign_loc_cxt *inner_cxt,Oid *collation,FDWCollateState * state)
@ -626,11 +628,11 @@ static bool foreign_expr_walker(Node *node, foreign_glob_cxt *glob_cxt, foreign_
} break;
case T_Const: {
foreign_expr_walker_const(node, &collation, &state);
walker_result = foreign_expr_walker_const(node, &collation, &state);
} break;
case T_Param: {
foreign_expr_walker_param(node, &collation, &state);
walker_result = foreign_expr_walker_param(node, &collation, &state);
} break;
case T_ArrayRef: {