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MDEV-21581 Helper functions and methods for CHARSET_INFO

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This commit is contained in:
Alexander Barkov
2020-01-26 20:27:13 +04:00
parent dd68ba74f3
commit f1e13fdc8d
118 changed files with 1416 additions and 1025 deletions
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15
sql/opt_range.cc
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@@ -1,5 +1,5 @@
/* Copyright (c) 2000, 2015, Oracle and/or its affiliates.
Copyright (c) 2008, 2019, MariaDB
Copyright (c) 2008, 2020, MariaDB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -8604,13 +8604,12 @@ Item_func_like::get_mm_leaf(RANGE_OPT_PARAM *param,
size_t min_length, max_length;
field_length-= maybe_null;
if (my_like_range(field->charset(),
res->ptr(), res->length(),
escape, wild_one, wild_many,
field_length,
(char*) min_str + offset,
(char*) max_str + offset,
&min_length, &max_length))
if (field->charset()->like_range(res->ptr(), res->length(),
escape, wild_one, wild_many,
field_length,
(char*) min_str + offset,
(char*) max_str + offset,
&min_length, &max_length))
DBUG_RETURN(0); // Can't optimize with LIKE
if (offset != maybe_null) // BLOB or VARCHAR