För MySQL-databas kan du jämföra vy och tabeller (kolumnnamn och kolumntyp) med denna fråga:
SET @firstDatabaseName = '[first database name]';
SET @secondDatabaseName = '[second database name]';
SELECT * FROM
(SELECT
CONCAT(cl.TABLE_NAME, ' [', cl.COLUMN_NAME, ', ', cl.COLUMN_TYPE, ']') tableRowType
FROM information_schema.columns cl, information_schema.TABLES ss
WHERE
cl.TABLE_NAME = ss.TABLE_NAME AND
cl.TABLE_SCHEMA = @firstDatabaseName AND
ss.TABLE_TYPE IN('BASE TABLE', 'VIEW')
ORDER BY
cl.table_name ) AS t1
LEFT JOIN
(SELECT
CONCAT(cl.TABLE_NAME, ' [', cl.COLUMN_NAME, ', ', cl.COLUMN_TYPE, ']') tableRowType
FROM information_schema.columns cl, information_schema.TABLES ss
WHERE
cl.TABLE_NAME = ss.TABLE_NAME AND
cl.TABLE_SCHEMA = @secondDatabaseName AND
ss.TABLE_TYPE IN('BASE TABLE', 'VIEW')
ORDER BY
cl.table_name ) AS t2 ON t1.tableRowType = t2.tableRowType
WHERE
t2.tableRowType IS NULL
UNION
SELECT * FROM
(SELECT
CONCAT(cl.TABLE_NAME, ' [', cl.COLUMN_NAME, ', ', cl.COLUMN_TYPE, ']') tableRowType
FROM information_schema.columns cl, information_schema.TABLES ss
WHERE
cl.TABLE_NAME = ss.TABLE_NAME AND
cl.TABLE_SCHEMA = @firstDatabaseName AND
ss.TABLE_TYPE IN('BASE TABLE', 'VIEW')
ORDER BY
cl.table_name ) AS t1
RIGHT JOIN
(SELECT
CONCAT(cl.TABLE_NAME, ' [', cl.COLUMN_NAME, ', ', cl.COLUMN_TYPE, ']') tableRowType
FROM information_schema.columns cl, information_schema.TABLES ss
WHERE
cl.TABLE_NAME = ss.TABLE_NAME AND
cl.TABLE_SCHEMA = @secondDatabaseName AND
ss.TABLE_TYPE IN('BASE TABLE', 'VIEW')
ORDER BY
cl.table_name ) AS t2 ON t1.tableRowType = t2.tableRowType
WHERE
t1.tableRowType IS NULL;
Om du föredrar att använda verktyg med UI kan du också använda det här skriptethttps://github.com/dlevsha/compalex som kan jämföra tabeller, vyer, nycklar etc.