tdf#155443: MySQL/MariaDB direct connect: pb to change fieldname in table

Copy and simplify "getAlterTableColumnPart" from Mysql JDBC part which seems
to do the right job with table name.

Change-Id: I94d20b002a60f2ce1ea4d7e4de8040a9cbf04994
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/152247
Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
Tested-by: Jenkins

connectivity/source/drivers/mysqlc/mysqlc_table.cxx

@@ -135,7 +135,7 @@ void SAL_CALL connectivity::mysqlc::Table::alterColumnByName(
     {
         OUString sNewColName;
         rDescriptor->getPropertyValue("Name") >>= sNewColName;
-        OUString sSql("ALTER TABLE `" + getName() + "` RENAME COLUMN `" + rColName + "` TO `"
+        OUString sSql(getAlterTableColumnPart() + " RENAME COLUMN `" + rColName + "` TO `"
                       + sNewColName + "`");
 
         getConnection()->createStatement()->execute(sSql);
@@ -155,6 +155,13 @@ void SAL_CALL connectivity::mysqlc::Table::alterColumnByIndex(
                       descriptor);
 }
 
+OUString connectivity::mysqlc::Table::getAlterTableColumnPart() const
+{
+    return "ALTER TABLE "
+           + ::dbtools::composeTableName(getMetaData(), m_CatalogName, m_SchemaName, m_Name, true,
+                                         ::dbtools::EComposeRule::InTableDefinitions);
+}
+
 OUString connectivity::mysqlc::Table::getRenameStart() const { return "RENAME TABLE "; }
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */

connectivity/source/drivers/mysqlc/mysqlc_table.hxx

@@ -58,6 +58,10 @@ public:
 
     virtual void SAL_CALL alterColumnByIndex(
         sal_Int32 index, const css::uno::Reference<css::beans::XPropertySet>& descriptor) override;
+
+    /** returns the ALTER TABLE XXX statement
+    */
+    OUString getAlterTableColumnPart() const;
 };
 
 } // namespace connectivity::mysqlc