@class NSString; @interface NSSQLAliasGenerator : NSObject { unsigned int _nextTableAlias; unsigned int _nextVariableAlias; unsigned int _nextTempTableAlias; NSString *_tableBase; NSString *_variableBase; } - (id)init; - (void)dealloc; - (id)generateSubqueryVariableAlias; - (id)generateTableAlias; - (id)initWithNestingLevel:(unsigned int)a0; @end