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Prepare JSON as valid histogram_type

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Signed-off-by: Michael Okoko <okokomichaels@outlook.com>
This commit is contained in:
Michael Okoko
2021-06-09 20:39:50 +01:00
committed by Sergei Petrunia
parent e222e44d1b
commit 2aca7b0c33
4 changed files with 18 additions and 8 deletions
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10
sql/sql_statistics.cc
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@@ -178,7 +178,7 @@ TABLE_FIELD_TYPE column_stat_fields[COLUMN_STAT_N_FIELDS] =
},
{
{ STRING_WITH_LEN("hist_type") },
{ STRING_WITH_LEN("enum('SINGLE_PREC_HB','DOUBLE_PREC_HB')") },
{ STRING_WITH_LEN("enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON')") },
{ STRING_WITH_LEN("utf8mb3") }
},
{
@@ -1070,8 +1070,12 @@ public:
stat_field->store(stats->histogram.get_type() + 1);
break;
case COLUMN_STAT_HISTOGRAM:
stat_field->store((char *)stats->histogram.get_values(),
stats->histogram.get_size(), &my_charset_bin);
if (stats->histogram.get_type() == JSON) {
stat_field->store((char *) "hello_world", 11, &my_charset_bin);
} else {
stat_field->store((char *) stats->histogram.get_values(),
stats->histogram.get_size(), &my_charset_bin);
}
break;
}
}