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- Patch #1031122 by greg.1.anderson, sun: system_update_7055 on postgres: returns error 'Invalid Input Syntax for type Bytea'.

8.0.x
Dries 2012-07-29 09:27:53 -04:00
parent 12ef20ce84
commit c0b07c41ba
1 changed files with 17 additions and 1 deletions
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18
core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php
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@ -540,7 +540,23 @@ class Schema extends DatabaseSchema {
// Remove old default.
$this->fieldSetNoDefault($table, $field);
$this->connection->query('ALTER TABLE {' . $table . '} ALTER "' . $field . '" TYPE ' . $typecast . ' USING "' . $field . '"::' . $typecast);
// Convert field type.
// Usually, we do this via a simple typecast 'USING fieldname::type'. But
// the typecast does not work for conversions to bytea.
// @see http://www.postgresql.org/docs/current/static/datatype-binary.html
if ($spec['pgsql_type'] != 'bytea') {
$this->connection->query('ALTER TABLE {' . $table . '} ALTER "' . $field . '" TYPE ' . $typecast . ' USING "' . $field . '"::' . $typecast);
}
else {
// Do not attempt to convert a field that is bytea already.
$table_information = $this->queryTableInformation($table);
if (!in_array($field, $table_information->blob_fields)) {
// Convert to a bytea type by using the SQL replace() function to
// convert any single backslashes in the field content to double
// backslashes ('\' to '\\').
$this->connection->query('ALTER TABLE {' . $table . '} ALTER "' . $field . '" TYPE ' . $typecast . ' USING decode(replace("' . $field . '"' . ", '\\', '\\\\'), 'escape');");
}
}
if (isset($spec['not null'])) {
if ($spec['not null']) {