diff options
Diffstat (limited to 'src/backend/commands/prepare.c')
| -rw-r--r-- | src/backend/commands/prepare.c | 82 |
1 files changed, 41 insertions, 41 deletions
diff --git a/src/backend/commands/prepare.c b/src/backend/commands/prepare.c index dec3d249dfa..5420da4a626 100644 --- a/src/backend/commands/prepare.c +++ b/src/backend/commands/prepare.c @@ -10,7 +10,7 @@ * Copyright (c) 2002-2005, PostgreSQL Global Development Group * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/commands/prepare.c,v 1.40 2005/06/22 17:45:45 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/commands/prepare.c,v 1.41 2005/10/15 02:49:15 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -84,17 +84,17 @@ PrepareQuery(PrepareStmt *stmt) } /* - * Parse analysis is already done, but we must still rewrite and plan - * the query. + * Parse analysis is already done, but we must still rewrite and plan the + * query. */ /* - * Because the planner is not cool about not scribbling on its input, - * we make a preliminary copy of the source querytree. This prevents + * Because the planner is not cool about not scribbling on its input, we + * make a preliminary copy of the source querytree. This prevents * problems in the case that the PREPARE is in a portal or plpgsql * function and is executed repeatedly. (See also the same hack in - * DECLARE CURSOR and EXPLAIN.) XXX the planner really shouldn't - * modify its input ... FIXME someday. + * DECLARE CURSOR and EXPLAIN.) XXX the planner really shouldn't modify + * its input ... FIXME someday. */ query = copyObject(stmt->query); @@ -106,8 +106,8 @@ PrepareQuery(PrepareStmt *stmt) plan_list = pg_plan_queries(query_list, NULL, false); /* - * Save the results. We don't have the query string for this PREPARE, - * but we do have the string we got from the client, so use that. + * Save the results. We don't have the query string for this PREPARE, but + * we do have the string we got from the client, so use that. */ StorePreparedStatement(stmt->name, debug_query_string, @@ -146,8 +146,8 @@ ExecuteQuery(ExecuteStmt *stmt, DestReceiver *dest, char *completionTag) if (entry->argtype_list != NIL) { /* - * Need an EState to evaluate parameters; must not delete it till - * end of query, in case parameters are pass-by-reference. + * Need an EState to evaluate parameters; must not delete it till end + * of query, in case parameters are pass-by-reference. */ estate = CreateExecutorState(); paramLI = EvaluateParams(estate, stmt->params, entry->argtype_list); @@ -159,10 +159,10 @@ ExecuteQuery(ExecuteStmt *stmt, DestReceiver *dest, char *completionTag) portal = CreateNewPortal(); /* - * For CREATE TABLE / AS EXECUTE, make a copy of the stored query so - * that we can modify its destination (yech, but this has always been - * ugly). For regular EXECUTE we can just use the stored query where - * it sits, since the executor is read-only. + * For CREATE TABLE / AS EXECUTE, make a copy of the stored query so that + * we can modify its destination (yech, but this has always been ugly). + * For regular EXECUTE we can just use the stored query where it sits, + * since the executor is read-only. */ if (stmt->into) { @@ -245,7 +245,7 @@ EvaluateParams(EState *estate, List *params, List *argtypes) bool isNull; paramLI[i].value = ExecEvalExprSwitchContext(n, - GetPerTupleExprContext(estate), + GetPerTupleExprContext(estate), &isNull, NULL); paramLI[i].kind = PARAM_NUM; @@ -333,8 +333,8 @@ StorePreparedStatement(const char *stmt_name, /* * We need to copy the data so that it is stored in the correct memory * context. Do this before making hashtable entry, so that an - * out-of-memory failure only wastes memory and doesn't leave us with - * an incomplete (ie corrupt) hashtable entry. + * out-of-memory failure only wastes memory and doesn't leave us with an + * incomplete (ie corrupt) hashtable entry. */ qstring = query_string ? pstrdup(query_string) : NULL; query_list = (List *) copyObject(query_list); @@ -380,9 +380,9 @@ FetchPreparedStatement(const char *stmt_name, bool throwError) if (prepared_queries) { /* - * We can't just use the statement name as supplied by the user: - * the hash package is picky enough that it needs to be - * NULL-padded out to the appropriate length to work correctly. + * We can't just use the statement name as supplied by the user: the + * hash package is picky enough that it needs to be NULL-padded out to + * the appropriate length to work correctly. */ StrNCpy(key, stmt_name, sizeof(key)); @@ -447,7 +447,7 @@ FetchPreparedStatementResultDesc(PreparedStatement *stmt) /* * Given a prepared statement that returns tuples, extract the query - * targetlist. Returns NIL if the statement doesn't have a determinable + * targetlist. Returns NIL if the statement doesn't have a determinable * targetlist. * * Note: do not modify the result. @@ -464,31 +464,31 @@ FetchPreparedStatementTargetList(PreparedStatement *stmt) return ((Query *) linitial(stmt->query_list))->targetList; if (strategy == PORTAL_UTIL_SELECT) { - Node *utilityStmt; + Node *utilityStmt; utilityStmt = ((Query *) linitial(stmt->query_list))->utilityStmt; switch (nodeTag(utilityStmt)) { case T_FetchStmt: - { - FetchStmt *substmt = (FetchStmt *) utilityStmt; - Portal subportal; + { + FetchStmt *substmt = (FetchStmt *) utilityStmt; + Portal subportal; - Assert(!substmt->ismove); - subportal = GetPortalByName(substmt->portalname); - Assert(PortalIsValid(subportal)); - return FetchPortalTargetList(subportal); - } + Assert(!substmt->ismove); + subportal = GetPortalByName(substmt->portalname); + Assert(PortalIsValid(subportal)); + return FetchPortalTargetList(subportal); + } case T_ExecuteStmt: - { - ExecuteStmt *substmt = (ExecuteStmt *) utilityStmt; - PreparedStatement *entry; + { + ExecuteStmt *substmt = (ExecuteStmt *) utilityStmt; + PreparedStatement *entry; - Assert(!substmt->into); - entry = FetchPreparedStatement(substmt->name, true); - return FetchPreparedStatementTargetList(entry); - } + Assert(!substmt->into); + entry = FetchPreparedStatement(substmt->name, true); + return FetchPreparedStatementTargetList(entry); + } default: break; @@ -564,8 +564,8 @@ ExplainExecuteQuery(ExplainStmt *stmt, TupOutputState *tstate) if (entry->argtype_list != NIL) { /* - * Need an EState to evaluate parameters; must not delete it till - * end of query, in case parameters are pass-by-reference. + * Need an EState to evaluate parameters; must not delete it till end + * of query, in case parameters are pass-by-reference. */ estate = CreateExecutorState(); paramLI = EvaluateParams(estate, execstmt->params, @@ -597,7 +597,7 @@ ExplainExecuteQuery(ExplainStmt *stmt, TupOutputState *tstate) if (query->commandType != CMD_SELECT) ereport(ERROR, (errcode(ERRCODE_WRONG_OBJECT_TYPE), - errmsg("prepared statement is not a SELECT"))); + errmsg("prepared statement is not a SELECT"))); /* Copy the query so we can modify it */ query = copyObject(query); |