| public static DoubleQuoteString ( string value ) : string | ||
| value | string | |
| Résultat | string | |
public virtual DataTable GetIndexes(string[] restrictions)
{
DataTable dt = new DataTable("Indexes");
dt.Columns.Add("INDEX_CATALOG", typeof(string));
dt.Columns.Add("INDEX_SCHEMA", typeof(string));
dt.Columns.Add("INDEX_NAME", typeof(string));
dt.Columns.Add("TABLE_NAME", typeof(string));
dt.Columns.Add("UNIQUE", typeof(bool));
dt.Columns.Add("PRIMARY", typeof(bool));
dt.Columns.Add("TYPE", typeof(string));
dt.Columns.Add("COMMENT", typeof(string));
// Get the list of tables first
int max = restrictions == null ? 4 : restrictions.Length;
string[] tableRestrictions = new string[Math.Max(max, 4)];
if (restrictions != null)
{
restrictions.CopyTo(tableRestrictions, 0);
}
tableRestrictions[3] = "BASE TABLE";
DataTable tables = GetTables(tableRestrictions);
foreach (DataRow table in tables.Rows)
{
string sql = String.Format("SHOW INDEX FROM `{0}`.`{1}`",
MySqlHelper.DoubleQuoteString((string)table["TABLE_SCHEMA"]),
MySqlHelper.DoubleQuoteString((string)table["TABLE_NAME"]));
MySqlDataAdapter da = new MySqlDataAdapter(sql, connection);
DataTable indexes = new DataTable();
da.Fill(indexes);
foreach (DataRow index in indexes.Rows)
{
long seq_index = (long)index["SEQ_IN_INDEX"];
if (seq_index != 1)
{
continue;
}
if (restrictions != null && restrictions.Length == 4 &&
restrictions[3] != null &&
!index["KEY_NAME"].Equals(restrictions[3]))
{
continue;
}
DataRow row = dt.NewRow();
row["INDEX_CATALOG"] = null;
row["INDEX_SCHEMA"] = table["TABLE_SCHEMA"];
row["INDEX_NAME"] = index["KEY_NAME"];
row["TABLE_NAME"] = index["TABLE"];
row["UNIQUE"] = (long)index["NON_UNIQUE"] == 0;
row["PRIMARY"] = index["KEY_NAME"].Equals("PRIMARY");
row["TYPE"] = index["INDEX_TYPE"];
row["COMMENT"] = index["COMMENT"];
dt.Rows.Add(row);
}
}
return(dt);
}
public virtual MySqlSchemaCollection GetIndexes(string[] restrictions)
{
MySqlSchemaCollection dt = new MySqlSchemaCollection("Indexes");
dt.AddColumn("INDEX_CATALOG", typeof(string));
dt.AddColumn("INDEX_SCHEMA", typeof(string));
dt.AddColumn("INDEX_NAME", typeof(string));
dt.AddColumn("TABLE_NAME", typeof(string));
dt.AddColumn("UNIQUE", typeof(bool));
dt.AddColumn("PRIMARY", typeof(bool));
dt.AddColumn("TYPE", typeof(string));
dt.AddColumn("COMMENT", typeof(string));
// Get the list of tables first
int max = restrictions?.Length ?? 4;
string[] tableRestrictions = new string[Math.Max(max, 4)];
restrictions?.CopyTo(tableRestrictions, 0);
tableRestrictions[3] = "BASE TABLE";
MySqlSchemaCollection tables = GetTables(tableRestrictions);
foreach (MySqlSchemaRow table in tables.Rows)
{
string sql = String.Format("SHOW INDEX FROM `{0}`.`{1}`",
MySqlHelper.DoubleQuoteString((string)table["TABLE_SCHEMA"]),
MySqlHelper.DoubleQuoteString((string)table["TABLE_NAME"]));
MySqlSchemaCollection indexes = QueryCollection("indexes", sql);
foreach (MySqlSchemaRow index in indexes.Rows)
{
long seq_index = (long)index["SEQ_IN_INDEX"];
if (seq_index != 1)
{
continue;
}
if (restrictions != null && restrictions.Length == 4 &&
restrictions[3] != null &&
!index["KEY_NAME"].Equals(restrictions[3]))
{
continue;
}
MySqlSchemaRow row = dt.AddRow();
row["INDEX_CATALOG"] = null;
row["INDEX_SCHEMA"] = table["TABLE_SCHEMA"];
row["INDEX_NAME"] = index["KEY_NAME"];
row["TABLE_NAME"] = index["TABLE"];
row["UNIQUE"] = (long)index["NON_UNIQUE"] == 0;
row["PRIMARY"] = index["KEY_NAME"].Equals("PRIMARY");
row["TYPE"] = index["INDEX_TYPE"];
row["COMMENT"] = index["COMMENT"];
}
}
return(dt);
}
public virtual MySqlSchemaCollection GetIndexes(string[] restrictions)
{
MySqlSchemaCollection schemas = new MySqlSchemaCollection("Indexes");
schemas.AddColumn("INDEX_CATALOG", typeof(string));
schemas.AddColumn("INDEX_SCHEMA", typeof(string));
schemas.AddColumn("INDEX_NAME", typeof(string));
schemas.AddColumn("TABLE_NAME", typeof(string));
schemas.AddColumn("UNIQUE", typeof(bool));
schemas.AddColumn("PRIMARY", typeof(bool));
schemas.AddColumn("TYPE", typeof(string));
schemas.AddColumn("COMMENT", typeof(string));
int num = (restrictions == null) ? 4 : restrictions.Length;
string[] array = new string[Math.Max(num, 4)];
if (restrictions != null)
{
restrictions.CopyTo(array, 0);
}
array[3] = "BASE TABLE";
foreach (MySqlSchemaRow row in this.GetTables(array).Rows)
{
string sql = string.Format("SHOW INDEX FROM `{0}`.`{1}`", MySqlHelper.DoubleQuoteString((string)row["TABLE_SCHEMA"]), MySqlHelper.DoubleQuoteString((string)row["TABLE_NAME"]));
foreach (MySqlSchemaRow row2 in this.QueryCollection("indexes", sql).Rows)
{
long num2 = (long)row2["SEQ_IN_INDEX"];
if ((num2 == 1L) && (((restrictions == null) || (restrictions.Length != 4)) || ((restrictions[3] == null) || row2["KEY_NAME"].Equals(restrictions[3]))))
{
MySqlSchemaRow row3 = schemas.AddRow();
row3["INDEX_CATALOG"] = null;
row3["INDEX_SCHEMA"] = row["TABLE_SCHEMA"];
row3["INDEX_NAME"] = row2["KEY_NAME"];
row3["TABLE_NAME"] = row2["TABLE"];
row3["UNIQUE"] = ((long)row2["NON_UNIQUE"]) == 0L;
row3["PRIMARY"] = row2["KEY_NAME"].Equals("PRIMARY");
row3["TYPE"] = row2["INDEX_TYPE"];
row3["COMMENT"] = row2["COMMENT"];
}
}
}
return(schemas);
}