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MDEV-34276: Implements the function ST_IsValid

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The GIS function ST_Simplify takes ad input a geometry and returns 1
if the argument is geometrically valid, 0 if the argument is not
geometrically valid.

Author: StefanoPetrilli <stefanop_1999@hotmail.it>
Co-authored-by: Ahmed Ibrahim <ahmed.ibr.hashim@gmail.com>
Co-authored-by: Jon Olav Hauglid <jon.hauglid@oracle.com>
Co-authored-by: Erlend Dahl <erlend.dahl@oracle.com>
Co-authored-by: Norvald H. Ryeng <norvald.ryeng@oracle.com>
Co-authored-by: Menelaos Karavelas <menelaos.karavelas@oracle.com>
Co-authored-by: David.Zhao <david.zhao@oracle.com>
Co-authored-by: Pavan <pavan.naik@oracle.com>
This commit is contained in:
StefanoPetrilli 2024-07-02 10:56:22 +02:00 committed by Dave Gosselin
parent ba66f8f37b
commit 869b4c243e
2 changed files with 30 additions and 1 deletions
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1
mysql-test/main/spatial_utility_function_isvalid.test
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@ -1,4 +1,3 @@
# Copyright (c) 2014, Oracle and/or its affiliates
# Copyright (c) 2024, MariaDB Corporation.
#

30
sql/item_geofunc.cc
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@ -4284,6 +4284,36 @@ protected:
};
class Create_func_isvalid : public Create_func_arg1
{
public:
Item *create_1_arg(THD *thd, Item *arg1) override
{
return new (thd->mem_root) Item_func_isvalid(thd, arg1);
}
static Create_func_isvalid s_singleton;
protected:
Create_func_isvalid() = default;
virtual ~Create_func_isvalid() = default;
};
class Create_func_isvalid : public Create_func_arg1
{
public:
Item *create_1_arg(THD *thd, Item *arg1) override
{
return new (thd->mem_root) Item_func_isvalid(thd, arg1);
}
static Create_func_isvalid s_singleton;
protected:
Create_func_isvalid() = default;
virtual ~Create_func_isvalid() = default;
};
class Create_func_isvalid : public Create_func_arg1
{
public: