[tarantool-patches] [PATCH v1 1/3] sql: get rid of SQL_NullCallback flag
Kirill Shcherbatov
kshcherbatov at tarantool.org
Wed May 15 20:34:28 MSK 2019
The SQL_NullCallback flag is never set now so it redundant.
Let's get red if it because we are going to pass
user_session->sql_flags to parser and use it instead of
session instance.
Needed for #3691
---
src/box/sql/legacy.c | 6 +-----
src/box/sql/sqlInt.h | 2 --
2 files changed, 1 insertion(+), 7 deletions(-)
diff --git a/src/box/sql/legacy.c b/src/box/sql/legacy.c
index ee680efe2..a57677e89 100644
--- a/src/box/sql/legacy.c
+++ b/src/box/sql/legacy.c
@@ -63,7 +63,6 @@ sql_exec(sql * db, /* The database on which the SQL executes */
sql_stmt *pStmt = 0; /* The current SQL statement */
char **azCols = 0; /* Names of result columns */
int callbackIsInit; /* True if callback data is initialized */
- struct session *user_session = current_session();
if (!sqlSafetyCheckOk(db))
return SQL_MISUSE;
@@ -94,10 +93,7 @@ sql_exec(sql * db, /* The database on which the SQL executes */
int i;
rc = sql_step(pStmt);
/* Invoke the callback function if required */
- if (xCallback && (SQL_ROW == rc ||
- (SQL_DONE == rc && !callbackIsInit
- && user_session->
- sql_flags & SQL_NullCallback))) {
+ if (xCallback != NULL && rc == SQL_ROW) {
if (!callbackIsInit) {
azCols =
sqlDbMallocZero(db,
diff --git a/src/box/sql/sqlInt.h b/src/box/sql/sqlInt.h
index 997a46535..d2be6701f 100644
--- a/src/box/sql/sqlInt.h
+++ b/src/box/sql/sqlInt.h
@@ -1498,8 +1498,6 @@ struct sql {
#define SQL_CountRows 0x00000080 /* Count rows changed by INSERT, */
/* DELETE, or UPDATE and return */
/* the count using a callback. */
-#define SQL_NullCallback 0x00000100 /* Invoke the callback once if the */
- /* result set is empty */
#define SQL_SqlTrace 0x00000200 /* Debug print SQL as it executes */
#define SQL_SelectTrace 0x00000800 /* Debug info about select statement */
#define SQL_WhereTrace 0x00008000 /* Debug info about optimizer's work */
--
2.21.0
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