Unsigned column properties were never set. In consequence all migrations diff were trying to change the column definition when it was already changed.

[DDC-1657] Prevent autoincrement sequences from creating DROP SEQUENCE statements because of old/new schema missmatch.

previous changes in bindparam function

bindParam function expects length parameter for oci_bind_by_name oci8

This reverts commit 17a265d9.

driver function

Renamed AbstractAsset#isQuoted to #isIdentifierQuoted. Added new public method isQuoted that returns AbstractAsset

Add option to keep the slave in master/slave setups. You can call $conn->connectTo("slave") to get back to the slave connection

[DBAL-178] Fixed an undescriptive error message and a problem when using custom types and their reverse engineering from the database. Allows Type#getMappedDatabaseTypes() to be implemented in custom types, mapping to vendor database types during reverse engineering.