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Add handling of subquery cach item types. This is not working, but...

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This commit is contained in:
David Hall
2016-02-26 14:33:30 -06:00
parent dfbbed1645
commit 6e58ad4cc2
1 changed files with 37 additions and 3 deletions
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40
dbcon/mysql/ha_calpont_execplan.cpp
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@ -422,6 +422,12 @@ void debug_walk(const Item *item, void *arg)
debug_walk(row->element_index(i), 0); debug_walk(row->element_index(i), 0);
break; break;
} }
case Item::EXPR_CACHE_ITEM:
{
cout << "Expr Cache Item" << endl;
((Item_cache_wrapper*)item)->get_orig_item()->traverse_cond(debug_walk, arg, Item::POSTFIX);
break;
}
case Item::WINDOW_FUNC_ITEM: case Item::WINDOW_FUNC_ITEM:
{ {
cout << "Window Function Item" << endl; cout << "Window Function Item" << endl;
@ -2029,6 +2035,13 @@ ReturnedColumn* buildReturnedColumn(Item* item, gp_walk_info& gwi, bool& nonSupp
} }
break; break;
} }
case Item::EXPR_CACHE_ITEM:
{
// TODO: item is a Item_cache_wrapper
printf("EXPR_CACHE_ITEM in buildReturnedColumn\n");
cout << "EXPR_CACHE_ITEM in buildReturnedColumn" << endl;
break;
}
case Item::WINDOW_FUNC_ITEM: case Item::WINDOW_FUNC_ITEM:
{ {
return buildWindowFunctionColumn(item, gwi, nonSupport); return buildWindowFunctionColumn(item, gwi, nonSupport);
@ -3468,7 +3481,6 @@ void gp_walk(const Item *item, void *arg)
{ {
gp_walk_info* gwip = reinterpret_cast<gp_walk_info*>(arg); gp_walk_info* gwip = reinterpret_cast<gp_walk_info*>(arg);
idbassert(gwip); idbassert(gwip);
//Bailout... //Bailout...
if (gwip->fatalParseError) return; if (gwip->fatalParseError) return;
@ -3948,6 +3960,11 @@ void gp_walk(const Item *item, void *arg)
gwip->rcWorkStack.push(rowCol); gwip->rcWorkStack.push(rowCol);
break; break;
} }
case Item::EXPR_CACHE_ITEM:
{
((Item_cache_wrapper*)item)->get_orig_item()->traverse_cond(gp_walk, arg, Item::POSTFIX);
break;
}
case Item::WINDOW_FUNC_ITEM: case Item::WINDOW_FUNC_ITEM:
{ {
gwip->hasWindowFunc = true; gwip->hasWindowFunc = true;
@ -4072,7 +4089,7 @@ void parse_item (Item *item, vector<Item_field*>& field_vec, bool& hasNonSupport
} }
else else
{ {
//cout << "UNKNOWN REF Item" << endl; cout << "UNKNOWN REF Item" << endl;
break; break;
} }
} }
@ -4093,10 +4110,19 @@ void parse_item (Item *item, vector<Item_field*>& field_vec, bool& hasNonSupport
parse_item(row->element_index(i), field_vec, hasNonSupportItem, parseInfo); parse_item(row->element_index(i), field_vec, hasNonSupportItem, parseInfo);
break; break;
} }
case Item::EXPR_CACHE_ITEM:
{
// item is a Item_cache_wrapper. Shouldn't get here.
printf("EXPR_CACHE_ITEM in parse_item\n");
string parseErrorText = IDBErrorInfo::instance()->errorMsg(ERR_NON_SUPPORT_SUB_QUERY_TYPE);
setError(item->thd(), ER_CHECK_NOT_IMPLEMENTED, parseErrorText);
break;
}
case Item::WINDOW_FUNC_ITEM: case Item::WINDOW_FUNC_ITEM:
parseInfo |= AF_BIT; parseInfo |= AF_BIT;
break;
default: default:
return; break;
} }
} }
@ -4954,6 +4980,14 @@ int getSelectPlan(gp_walk_info& gwi, SELECT_LEX& select_lex, SCSEP& csep, bool i
setError(gwi.thd, ER_CHECK_NOT_IMPLEMENTED, gwi.parseErrorText, gwi); setError(gwi.thd, ER_CHECK_NOT_IMPLEMENTED, gwi.parseErrorText, gwi);
return ER_CHECK_NOT_IMPLEMENTED; return ER_CHECK_NOT_IMPLEMENTED;
} }
case Item::EXPR_CACHE_ITEM:
{
printf("EXPR_CACHE_ITEM in getSelectPlan\n");
gwi.fatalParseError = true;
gwi.parseErrorText = IDBErrorInfo::instance()->errorMsg(ERR_UNKNOWN_COL);
setError(gwi.thd, ER_CHECK_NOT_IMPLEMENTED, gwi.parseErrorText, gwi);
return ER_CHECK_NOT_IMPLEMENTED;
}
case Item::WINDOW_FUNC_ITEM: case Item::WINDOW_FUNC_ITEM:
{ {
SRCP srcp(buildWindowFunctionColumn(item, gwi, gwi.fatalParseError)); SRCP srcp(buildWindowFunctionColumn(item, gwi, gwi.fatalParseError));