Changeset: e93389d23d92 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=e93389d23d92
Modified Files:
sql/backends/monet5/sql_scenario.c
Branch: default
Log Message:
Comments
diffs (48 lines):
diff --git a/sql/backends/monet5/sql_scenario.c
b/sql/backends/monet5/sql_scenario.c
--- a/sql/backends/monet5/sql_scenario.c
+++ b/sql/backends/monet5/sql_scenario.c
@@ -1020,7 +1020,9 @@ cachable(mvc *m, stmt *s)
{
if (m->emode == m_prepare)
return 1;
- if (m->emode == m_plan || m->type == Q_TRANS || /*m->type == Q_SCHEMA
|| cachable to make sure we have trace on alter statements */
+ if (m->emode == m_plan)
+ return 0;
+ if (m->type == Q_TRANS || /*m->type == Q_SCHEMA || cachable to
make sure we have trace on alter statements */
(s && s->type == st_none) || sa_size(m->sa) > MAX_QUERY)
return 0;
return 1;
@@ -1198,6 +1200,7 @@ SQLparser(Client c)
m->emode = m_inplace;
scanner_query_processed(&(m->scanner));
} else if (caching(m) && cachable(m, NULL) && m->emode != m_prepare &&
(be->q = qc_match(m->qc, m->sym, m->args, m->argc, m->scanner.key ^
m->session->schema->base.id)) != NULL) {
+ /* query template was found in the query cache be */
SQLsetDebugger(c, m, TRUE);
SQLsetTrace(c, m, TRUE);
if (!(m->emod & (mod_explain | mod_debug | mod_trace )))
@@ -1255,6 +1258,7 @@ SQLparser(Client c)
/* register name in the namespace */
be->q->name = putName(be->q->name, strlen(be->q->name));
+ /* unless a query modifier has been set, we directly
call the cached plan */
if (m->emode == m_normal && m->emod == mod_none)
m->emode = m_inplace;
}
@@ -1269,7 +1273,7 @@ SQLparser(Client c)
err = mvc_export_prepare(m, c->fdout, be->q,
"");
else if (m->emode == m_inplace) {
/* everything ready for a fast call */
- } else {
+ } else if( m->emode == m_execute || m->emode ==
m_normal || m->emode == m_plan){
/* call procedure generation (only in cache
mode) */
backend_call(be, c, be->q);
}
@@ -1282,6 +1286,8 @@ SQLparser(Client c)
/* check the query wrapper for errors */
chkTypes(c->fdout, c->nspace, c->curprg->def, TRUE);
+
+ /* in case we had produced a non-cachable plan, the optimizer
should be called */
if (opt && !c->curprg->def->errors ) {
str msg = optimizeQuery(c);
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