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Error message editing in backend/access.

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This commit is contained in:
Tom Lane
2003-07-21 20:29:40 +00:00
parent c6106d91e2
commit ec7aa4b515
33 changed files with 702 additions and 533 deletions
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47
src/backend/access/nbtree/nbtinsert.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtinsert.c,v 1.100 2003/05/27 17:49:45 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtinsert.c,v 1.101 2003/07/21 20:29:39 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -153,7 +153,7 @@ top:
*
* Returns InvalidTransactionId if there is no conflict, else an xact ID
* we must wait for to see if it commits a conflicting tuple. If an actual
* conflict is detected, no return --- just elog().
* conflict is detected, no return --- just ereport().
*/
static TransactionId
_bt_check_unique(Relation rel, BTItem btitem, Relation heapRel,
@@ -237,8 +237,10 @@ _bt_check_unique(Relation rel, BTItem btitem, Relation heapRel,
/*
* Otherwise we have a definite conflict.
*/
elog(ERROR, "Cannot insert a duplicate key into unique index %s",
RelationGetRelationName(rel));
ereport(ERROR,
(errcode(ERRCODE_UNIQUE_VIOLATION),
errmsg("duplicate key violates UNIQUE constraint \"%s\"",
RelationGetRelationName(rel))));
}
else if (htup.t_data != NULL)
{
@@ -291,7 +293,7 @@ _bt_check_unique(Relation rel, BTItem btitem, Relation heapRel,
if (!P_IGNORE(opaque))
break;
if (P_RIGHTMOST(opaque))
elog(ERROR, "_bt_check_unique: fell off the end of %s",
elog(ERROR, "fell off the end of \"%s\"",
RelationGetRelationName(rel));
}
maxoff = PageGetMaxOffsetNumber(page);
@@ -387,8 +389,11 @@ _bt_insertonpg(Relation rel,
* itemsz doesn't include the ItemId.
*/
if (itemsz > BTMaxItemSize(page))
elog(ERROR, "btree: index item size %lu exceeds maximum %lu",
(unsigned long) itemsz, BTMaxItemSize(page));
ereport(ERROR,
(errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
errmsg("index tuple size %lu exceeds btree maximum, %lu",
(unsigned long) itemsz,
(unsigned long) BTMaxItemSize(page))));
/*
* Determine exactly where new item will go.
@@ -445,7 +450,7 @@ _bt_insertonpg(Relation rel,
if (!P_IGNORE(lpageop))
break;
if (P_RIGHTMOST(lpageop))
elog(ERROR, "_bt_insertonpg: fell off the end of %s",
elog(ERROR, "fell off the end of \"%s\"",
RelationGetRelationName(rel));
}
_bt_relbuf(rel, buf);
@@ -536,7 +541,7 @@ _bt_insertonpg(Relation rel,
}
}
/* Do the actual update. No elog(ERROR) until changes are logged */
/* Do the update. No ereport(ERROR) until changes are logged */
START_CRIT_SECTION();
_bt_pgaddtup(rel, page, itemsz, btitem, newitemoff, "page");
@@ -705,7 +710,7 @@ _bt_split(Relation rel, Buffer buf, OffsetNumber firstright,
item = (BTItem) PageGetItem(origpage, itemid);
if (PageAddItem(rightpage, (Item) item, itemsz, rightoff,
LP_USED) == InvalidOffsetNumber)
elog(PANIC, "btree: failed to add hikey to the right sibling");
elog(PANIC, "failed to add hikey to the right sibling");
rightoff = OffsetNumberNext(rightoff);
}
@@ -730,7 +735,7 @@ _bt_split(Relation rel, Buffer buf, OffsetNumber firstright,
}
if (PageAddItem(leftpage, (Item) item, itemsz, leftoff,
LP_USED) == InvalidOffsetNumber)
elog(PANIC, "btree: failed to add hikey to the left sibling");
elog(PANIC, "failed to add hikey to the left sibling");
leftoff = OffsetNumberNext(leftoff);
/*
@@ -815,14 +820,14 @@ _bt_split(Relation rel, Buffer buf, OffsetNumber firstright,
spage = BufferGetPage(sbuf);
sopaque = (BTPageOpaque) PageGetSpecialPointer(spage);
if (sopaque->btpo_prev != ropaque->btpo_prev)
elog(PANIC, "btree: right sibling's left-link doesn't match");
elog(PANIC, "right sibling's left-link doesn't match");
}
/*
* Right sibling is locked, new siblings are prepared, but original
* page is not updated yet. Log changes before continuing.
*
* NO ELOG(ERROR) till right sibling is updated.
* NO EREPORT(ERROR) till right sibling is updated.
*/
START_CRIT_SECTION();
@@ -1059,7 +1064,7 @@ _bt_findsplitloc(Relation rel,
* just in case ...
*/
if (!state.have_split)
elog(FATAL, "_bt_findsplitloc: can't find a feasible split point for %s",
elog(ERROR, "cannot find a feasible split point for \"%s\"",
RelationGetRelationName(rel));
*newitemonleft = state.newitemonleft;
@@ -1193,7 +1198,7 @@ _bt_insert_parent(Relation rel,
BTPageOpaque lpageop;
if (!InRecovery)
elog(DEBUG2, "_bt_insert_parent: concurrent ROOT page split");
elog(DEBUG2, "concurrent ROOT page split");
lpageop = (BTPageOpaque) PageGetSpecialPointer(page);
/* Find the leftmost page at the next level up */
pbuf = _bt_get_endpoint(rel, lpageop->btpo.level + 1, false);
@@ -1232,8 +1237,8 @@ _bt_insert_parent(Relation rel,
/* Check for error only after writing children */
if (pbuf == InvalidBuffer)
elog(ERROR, "_bt_getstackbuf: my bits moved right off the end of the world!"
"\n\tRecreate index %s.", RelationGetRelationName(rel));
elog(ERROR, "failed to re-find parent key in \"%s\"",
RelationGetRelationName(rel));
/* Recursively update the parent */
newres = _bt_insertonpg(rel, pbuf, stack->bts_parent,
@@ -1399,7 +1404,7 @@ _bt_newroot(Relation rel, Buffer lbuf, Buffer rbuf)
metapg = BufferGetPage(metabuf);
metad = BTPageGetMeta(metapg);
/* NO ELOG(ERROR) from here till newroot op is logged */
/* NO EREPORT(ERROR) from here till newroot op is logged */
START_CRIT_SECTION();
/* set btree special data */
@@ -1431,7 +1436,7 @@ _bt_newroot(Relation rel, Buffer lbuf, Buffer rbuf)
* the two items will go into positions P_HIKEY and P_FIRSTKEY.
*/
if (PageAddItem(rootpage, (Item) new_item, itemsz, P_HIKEY, LP_USED) == InvalidOffsetNumber)
elog(PANIC, "btree: failed to add leftkey to new root page");
elog(PANIC, "failed to add leftkey to new root page");
pfree(new_item);
/*
@@ -1448,7 +1453,7 @@ _bt_newroot(Relation rel, Buffer lbuf, Buffer rbuf)
* insert the right page pointer into the new root page.
*/
if (PageAddItem(rootpage, (Item) new_item, itemsz, P_FIRSTKEY, LP_USED) == InvalidOffsetNumber)
elog(PANIC, "btree: failed to add rightkey to new root page");
elog(PANIC, "failed to add rightkey to new root page");
pfree(new_item);
/* XLOG stuff */
@@ -1533,7 +1538,7 @@ _bt_pgaddtup(Relation rel,
if (PageAddItem(page, (Item) btitem, itemsize, itup_off,
LP_USED) == InvalidOffsetNumber)
elog(PANIC, "btree: failed to add item to the %s for %s",
elog(PANIC, "failed to add item to the %s for \"%s\"",
where, RelationGetRelationName(rel));
}