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MDL-29514 drop support for enum data types

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Petr Skoda
2012-03-10 21:36:48 +01:00
parent 23778a4dfa
commit 05aae0a571
20 changed files with 2 additions and 776 deletions
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lib/ddl/sqlite_sql_generator.php
-50
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@@ -54,9 +54,6 @@ class sqlite_sql_generator extends sql_generator {
public $sequence_extra_code = false; //Does the generator need to add extra code to generate the sequence fields
public $sequence_name = 'INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL'; //Particular name for inline sequences in this generator
public $enum_inline_code = true; //Does the generator need to add inline code in the column definition
public $enum_extra_code = false; //Does the generator need to add extra code to generate code for the enums in the table
public $drop_index_sql = 'ALTER TABLE TABLENAME DROP INDEX INDEXNAME'; //SQL sentence to drop one index
//TABLENAME, INDEXNAME are dynamically replaced
@@ -281,22 +278,6 @@ class sqlite_sql_generator extends sql_generator {
return $this->getAlterTableSchema($xmldb_table);
}
/**
* Given one xmldb_table and one xmldb_field, return the SQL statements needed to create its enum
* (usually invoked from getModifyEnumSQL()
*/
public function getCreateEnumSQL($xmldb_table, $xmldb_field) {
return $this->getAlterTableSchema($xmldb_table, $xmldb_field, $xmldb_field);
}
/**
* Given one xmldb_table and one xmldb_field, return the SQL statements needed to drop its enum
* (usually invoked from getModifyEnumSQL()
*/
public function getDropEnumSQL($xmldb_table, $xmldb_field) {
return $this->getAlterTableSchema($xmldb_table, $xmldb_field, $xmldb_field);
}
/**
* Given one xmldb_table and one xmldb_field, return the SQL statements needed to create its default
* (usually invoked from getModifyDefaultSQL()
@@ -377,37 +358,6 @@ class sqlite_sql_generator extends sql_generator {
return array();
}
/**
* Given one xmldb_table returns one array with all the check constraints
* in the table (fetched from DB)
* Optionally the function allows one xmldb_field to be specified in
* order to return only the check constraints belonging to one field.
* Each element contains the name of the constraint and its description
* If no check constraints are found, returns an empty array.
*
* TODO: Moodle 2.1 - drop in Moodle 2.1
*/
public function getCheckConstraintsFromDB($xmldb_table, $xmldb_field = null) {
$tablename = $xmldb_table->getName($xmldb_table);
// Fetch all the columns in the table
if (!$columns = $this->mdb->get_columns($tablename, false)) {
return array();
}
$results = array();
$filter = $xmldb_field ? $xmldb_field->getName() : NULL;
// Iterate over columns searching for enums
foreach ($columns as $key => $column) {
// Enum found, let's add it to the constraints list
if (!empty($column->enums) && (!$filter || $column->name == $filter)) {
$result = new stdClass();
$result->name = $key;
$result->description = implode(', ', $column->enums);
$results[$key] = $result;
}
}
return $results;
}
/**
* Given one object name and it's type (pk, uk, fk, ck, ix, uix, seq, trg)
* return if such name is currently in use (true) or no (false)