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Diffstat (limited to 'src/backend/nodes/readfuncs.c')
-rw-r--r--src/backend/nodes/readfuncs.c144
1 files changed, 1 insertions, 143 deletions
diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index 9b54731cfb0..514d0a09c95 100644
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/nodes/readfuncs.c,v 1.29 1998/04/27 02:58:07 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/nodes/readfuncs.c,v 1.30 1998/06/15 19:28:33 momjian Exp $
*
* NOTES
* Most of the read functions for plan nodes are tested. (In fact, they
@@ -238,9 +238,7 @@ _getPlan(Plan *node)
token = lsptok(NULL, &length); /* now get the state */
if (length == 0)
- {
node->state = (EState *) NULL;
- }
else
{ /* Disgusting hack until I figure out what
* to do here */
@@ -758,29 +756,17 @@ _readExpr()
token = lsptok(NULL, &length); /* eat :opType */
token = lsptok(NULL, &length); /* get opType */
if (!strncmp(token, "op", 2))
- {
local_node->opType = OP_EXPR;
- }
else if (!strncmp(token, "func", 4))
- {
local_node->opType = FUNC_EXPR;
- }
else if (!strncmp(token, "or", 2))
- {
local_node->opType = OR_EXPR;
- }
else if (!strncmp(token, "and", 3))
- {
local_node->opType = AND_EXPR;
- }
else if (!strncmp(token, "not", 3))
- {
local_node->opType = NOT_EXPR;
- }
else if (!strncmp(token, "subp", 4))
- {
local_node->opType = SUBPLAN_EXPR;
- }
token = lsptok(NULL, &length); /* eat :oper */
local_node->oper = nodeRead(true);
@@ -953,13 +939,9 @@ _readConst()
token = lsptok(NULL, &length); /* now read it */
if (!strncmp(token, "true", 4))
- {
local_node->constisnull = true;
- }
else
- {
local_node->constisnull = false;
- }
token = lsptok(NULL, &length); /* get :constvalue */
@@ -981,13 +963,9 @@ _readConst()
token = lsptok(NULL, &length); /* now read it */
if (!strncmp(token, "true", 4))
- {
local_node->constbyval = true;
- }
else
- {
local_node->constbyval = false;
- }
return (local_node);
}
@@ -1019,13 +997,9 @@ _readFunc()
token = lsptok(NULL, &length); /* now read it */
if (!strncmp(token, "true", 4))
- {
local_node->funcisindex = true;
- }
else
- {
local_node->funcisindex = false;
- }
token = lsptok(NULL, &length); /* get :funcsize */
token = lsptok(NULL, &length); /* now read it */
@@ -1264,13 +1238,9 @@ _readRel()
token = lsptok(NULL, &length); /* now read it */
if (!strncmp(token, "true", 4))
- {
local_node->indexed = true;
- }
else
- {
local_node->indexed = false;
- }
token = lsptok(NULL, &length); /* get :pages */
token = lsptok(NULL, &length); /* now read it */
@@ -1817,13 +1787,9 @@ _readCInfo()
token = lsptok(NULL, &length); /* now read it */
if (!strncmp(token, "true", 4))
- {
local_node->notclause = true;
- }
else
- {
local_node->notclause = false;
- }
token = lsptok(NULL, &length); /* get :indexids */
local_node->indexids = nodeRead(true); /* now read it */
@@ -1917,24 +1883,16 @@ _readJInfo()
token = lsptok(NULL, &length); /* get :mergesortable */
if (!strncmp(token, "true", 4))
- {
local_node->mergesortable = true;
- }
else
- {
local_node->mergesortable = false;
- }
token = lsptok(NULL, &length); /* get :hashjoinable */
if (!strncmp(token, "true", 4))
- {
local_node->hashjoinable = true;
- }
else
- {
local_node->hashjoinable = false;
- }
return (local_node);
}
@@ -1979,193 +1937,99 @@ parsePlanString(void)
token = lsptok(NULL, &length);
if (!strncmp(token, "PLAN", length))
- {
return_value = _readPlan();
- }
else if (!strncmp(token, "RESULT", length))
- {
return_value = _readResult();
- }
else if (!strncmp(token, "APPEND", length))
- {
return_value = _readAppend();
- }
else if (!strncmp(token, "JOIN", length))
- {
return_value = _readJoin();
- }
else if (!strncmp(token, "NESTLOOP", length))
- {
return_value = _readNestLoop();
- }
else if (!strncmp(token, "MERGEJOIN", length))
- {
return_value = _readMergeJoin();
- }
else if (!strncmp(token, "HASHJOIN", length))
- {
return_value = _readHashJoin();
- }
else if (!strncmp(token, "SCAN", length))
- {
return_value = _readScan();
- }
else if (!strncmp(token, "SEQSCAN", length))
- {
return_value = _readSeqScan();
- }
else if (!strncmp(token, "INDEXSCAN", length))
- {
return_value = _readIndexScan();
- }
else if (!strncmp(token, "TEMP", length))
- {
return_value = _readTemp();
- }
else if (!strncmp(token, "SORT", length))
- {
return_value = _readSort();
- }
else if (!strncmp(token, "AGGREG", length))
- {
return_value = _readAggreg();
- }
else if (!strncmp(token, "SUBLINK", length))
- {
return_value = _readSubLink();
- }
else if (!strncmp(token, "AGG", length))
- {
return_value = _readAgg();
- }
else if (!strncmp(token, "UNIQUE", length))
- {
return_value = _readUnique();
- }
else if (!strncmp(token, "HASH", length))
- {
return_value = _readHash();
- }
else if (!strncmp(token, "RESDOM", length))
- {
return_value = _readResdom();
- }
else if (!strncmp(token, "EXPR", length))
- {
return_value = _readExpr();
- }
else if (!strncmp(token, "ARRAYREF", length))
- {
return_value = _readArrayRef();
- }
else if (!strncmp(token, "ARRAY", length))
- {
return_value = _readArray();
- }
else if (!strncmp(token, "VAR", length))
- {
return_value = _readVar();
- }
else if (!strncmp(token, "CONST", length))
- {
return_value = _readConst();
- }
else if (!strncmp(token, "FUNC", length))
- {
return_value = _readFunc();
- }
else if (!strncmp(token, "OPER", length))
- {
return_value = _readOper();
- }
else if (!strncmp(token, "PARAM", length))
- {
return_value = _readParam();
- }
else if (!strncmp(token, "ESTATE", length))
- {
return_value = _readEState();
- }
else if (!strncmp(token, "REL", length))
- {
return_value = _readRel();
- }
else if (!strncmp(token, "TLE", length))
- {
return_value = _readTargetEntry();
- }
else if (!strncmp(token, "RTE", length))
- {
return_value = _readRangeTblEntry();
- }
else if (!strncmp(token, "PATH", length))
- {
return_value = _readPath();
- }
else if (!strncmp(token, "INDEXPATH", length))
- {
return_value = _readIndexPath();
- }
else if (!strncmp(token, "JOINPATH", length))
- {
return_value = _readJoinPath();
- }
else if (!strncmp(token, "MERGEPATH", length))
- {
return_value = _readMergePath();
- }
else if (!strncmp(token, "HASHPATH", length))
- {
return_value = _readHashPath();
- }
else if (!strncmp(token, "ORDERKEY", length))
- {
return_value = _readOrderKey();
- }
else if (!strncmp(token, "JOINKEY", length))
- {
return_value = _readJoinKey();
- }
else if (!strncmp(token, "MERGEORDER", length))
- {
return_value = _readMergeOrder();
- }
else if (!strncmp(token, "CINFO", length))
- {
return_value = _readCInfo();
- }
else if (!strncmp(token, "JOINMETHOD", length))
- {
return_value = _readJoinMethod();
- }
else if (!strncmp(token, "JINFO", length))
- {
return_value = _readJInfo();
- }
else if (!strncmp(token, "HINFO", length))
- {
return_value = _readHInfo();
- }
else if (!strncmp(token, "ITER", length))
- {
return_value = _readIter();
- }
else if (!strncmp(token, "QUERY", length))
- {
return_value = _readQuery();
- }
else if (!strncmp(token, "SORTCLAUSE", length))
- {
return_value = _readSortClause();
- }
else if (!strncmp(token, "GROUPCLAUSE", length))
- {
return_value = _readGroupClause();
- }
else
- {
elog(ERROR, "badly formatted planstring \"%.10s\"...\n", token);
- }
return ((Node *) return_value);
}
@@ -2202,9 +2066,7 @@ readDatum(Oid type)
if (byValue)
{
if (length > sizeof(Datum))
- {
elog(ERROR, "readValue: byval & length = %d", length);
- }
s = (char *) (&res);
for (i = 0; i < sizeof(Datum); i++)
{
@@ -2213,9 +2075,7 @@ readDatum(Oid type)
}
}
else if (length <= 0)
- {
s = NULL;
- }
else if (length >= 1)
{
s = (char *) palloc(length);
@@ -2230,9 +2090,7 @@ readDatum(Oid type)
token = lsptok(NULL, &tokenLength); /* skip the ']' */
if (token[0] != ']')
- {
elog(ERROR, "readValue: ']' expected, length =%d", length);
- }
return (res);
}
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-12 21:17:59 +0000