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MXS-1248: Report fields from CTE expressions

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Now field and function information of CTE expressions are
collected.
This commit is contained in:
Johan Wikman
2017-06-29 15:03:44 +02:00
parent 48a67eeef2
commit 84c5aa9934
2 changed files with 78 additions and 1 deletions
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21
query_classifier/qc_sqlite/qc_sqlite.c
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@ -220,6 +220,8 @@ static void update_field_infos_from_select(QC_SQLITE_INFO* info,
const Select* pSelect,
uint32_t usage,
const ExprList* pExclude);
static void update_field_infos_from_with(QC_SQLITE_INFO* info,
const With* pWith);
static void update_function_info(QC_SQLITE_INFO* info,
const char* name,
uint32_t usage);
@ -1070,6 +1072,20 @@ static void update_field_infos_from_expr(QC_SQLITE_INFO* info,
}
}
static void update_field_infos_from_with(QC_SQLITE_INFO* info,
const With* pWith)
{
for (int i = 0; i < pWith->nCte; ++i)
{
const struct Cte* pCte = &pWith->a[i];
if (pCte->pSelect)
{
update_field_infos_from_select(info, pCte->pSelect, QC_USED_IN_SELECT, NULL);
}
}
}
static const char* get_token_symbol(int token)
{
switch (token)
@ -1466,6 +1482,11 @@ static void update_field_infos_from_select(QC_SQLITE_INFO* info,
update_field_infos(info, 0, pSelect->pHaving, 0, QC_TOKEN_MIDDLE, pSelect->pEList);
#endif
}
if (pSelect->pWith)
{
update_field_infos_from_with(info, pSelect->pWith);
}
}
static void update_database_names(QC_SQLITE_INFO* info, const char* zDatabase)