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public static string GetNumberOfColumns(string ConnectionString)
{
StringBuilder sb = new StringBuilder();
try
{
//Instance of SQL connection is created.
using(var sConnection = new SqlConnection(ConnectionString))
//Instance of SQL command is created.
using(var sCommand = sConnection.CreateCommand())
{
//Opens the connection.
sConnection.Open();
//Query to get the list of tables and the number of columns they have.
sCommand.CommandText = @"SELECT
t.table_name
AS
TABLES,
COUNT(*)
FROM
INFORMATION_SCHEMA.TABLES t
JOIN
INFORMATION_SCHEMA.COLUMNS c
ON
c.table_name = t.table_name
WHERE
t.table_name <> 'dtProperties'
GROUP BY
t.table_name ";
using(var reader = sCommand.ExecuteReader())
{
while(reader.Read())
{
sb.AppendLine(reader.GetString(0));
}
}
}
}
catch(Exception ex)
{
//All the exceptions are handled and written in the EventLog.
EventLog log = new EventLog("Application");
log.Source = "MFDBAnalyser";
log.WriteEntry(ex.Message);
}
return sb.ToString();
}
이 함수는 테이블 이름을 가진 열을 반환해야하지만 이제는 테이블 이름 만 반환하고 열 개수는 반환되지 않습니다.
너희들이 나를 도와 줄 수 있니 ....