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MXS-1196: Translate NVL into IFNULL

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This commit is contained in:
Johan Wikman 2017-05-18 11:10:39 +03:00
parent abd12d1376
commit 1d2ca5cde7
1 changed files with 17 additions and 1 deletions
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18
query_classifier/qc_sqlite/qc_sqlite.c
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@ -127,6 +127,14 @@ static QC_NAME_MAPPING function_name_mappings_103[] =
{ NULL, NULL }
};
// NOTE: Duplicate the information from function_name_mappings_103 here.
static QC_NAME_MAPPING function_name_mappings_oracle[] =
{
{ "now", "current_timestamp" },
{ "nvl", "ifnull" },
{ NULL, NULL }
};
/**
* The state of qc_sqlite.
*/
@ -2982,7 +2990,6 @@ static int32_t qc_sqlite_setup(const char* cargs)
if (strcmp(value, "10.3") == 0)
{
parse_as = QC_PARSE_AS_103;
function_name_mappings = function_name_mappings_103;
MXS_NOTICE("Parsing as 10.3.");
}
else
@ -3020,6 +3027,15 @@ static int32_t qc_sqlite_setup(const char* cargs)
}
}
if (sql_mode == QC_SQL_MODE_ORACLE)
{
function_name_mappings = function_name_mappings_oracle;
}
else if (parse_as == QC_PARSE_AS_103)
{
function_name_mappings = function_name_mappings_103;
}
this_unit.setup = true;
this_unit.log_level = log_level;
this_unit.sql_mode = sql_mode;