diff options
Diffstat (limited to 'src/backend/utils/adt/domains.c')
| -rw-r--r-- | src/backend/utils/adt/domains.c | 50 |
1 files changed, 47 insertions, 3 deletions
diff --git a/src/backend/utils/adt/domains.c b/src/backend/utils/adt/domains.c index 9d2fb1e600e..0a26222c39b 100644 --- a/src/backend/utils/adt/domains.c +++ b/src/backend/utils/adt/domains.c @@ -31,11 +31,14 @@ */ #include "postgres.h" +#include "access/htup_details.h" +#include "catalog/pg_type.h" #include "commands/typecmds.h" #include "executor/executor.h" #include "lib/stringinfo.h" #include "utils/builtins.h" #include "utils/lsyscache.h" +#include "utils/syscache.h" /* @@ -126,7 +129,8 @@ domain_check_input(Datum value, bool isnull, DomainIOData *my_extra) ereport(ERROR, (errcode(ERRCODE_NOT_NULL_VIOLATION), errmsg("domain %s does not allow null values", - format_type_be(my_extra->domain_type)))); + format_type_be(my_extra->domain_type)), + errdatatype(my_extra->domain_type))); break; case DOM_CONSTRAINT_CHECK: { @@ -163,7 +167,9 @@ domain_check_input(Datum value, bool isnull, DomainIOData *my_extra) (errcode(ERRCODE_CHECK_VIOLATION), errmsg("value for domain %s violates check constraint \"%s\"", format_type_be(my_extra->domain_type), - con->name))); + con->name), + errdomainconstraint(my_extra->domain_type, + con->name))); break; } default: @@ -310,7 +316,8 @@ domain_recv(PG_FUNCTION_ARGS) * setup is repeated for each call. */ void -domain_check(Datum value, bool isnull, Oid domainType, void **extra, MemoryContext mcxt) +domain_check(Datum value, bool isnull, Oid domainType, + void **extra, MemoryContext mcxt) { DomainIOData *my_extra = NULL; @@ -339,3 +346,40 @@ domain_check(Datum value, bool isnull, Oid domainType, void **extra, MemoryConte */ domain_check_input(value, isnull, my_extra); } + +/* + * errdatatype --- stores schema_name and datatype_name of a datatype + * within the current errordata. + */ +int +errdatatype(Oid datatypeOid) +{ + HeapTuple tup; + Form_pg_type typtup; + + tup = SearchSysCache1(TYPEOID, ObjectIdGetDatum(datatypeOid)); + if (!HeapTupleIsValid(tup)) + elog(ERROR, "cache lookup failed for type %u", datatypeOid); + typtup = (Form_pg_type) GETSTRUCT(tup); + + err_generic_string(PG_DIAG_SCHEMA_NAME, + get_namespace_name(typtup->typnamespace)); + err_generic_string(PG_DIAG_DATATYPE_NAME, NameStr(typtup->typname)); + + ReleaseSysCache(tup); + + return 0; /* return value does not matter */ +} + +/* + * errdomainconstraint --- stores schema_name, datatype_name and + * constraint_name of a domain-related constraint within the current errordata. + */ +int +errdomainconstraint(Oid datatypeOid, const char *conname) +{ + errdatatype(datatypeOid); + err_generic_string(PG_DIAG_CONSTRAINT_NAME, conname); + + return 0; /* return value does not matter */ +} |