public void CreateTable(SqlHelper sqlhelper, DbTransaction tran, string className, string tableName)
{
var columns = IntrospectionManager.GetColumns(className);
var columnsArr = columns.Select(x =>
{
var memberType = IntrospectionManager.GetMemberType(className, x.Key);
var columnType = IntrospectionManager.GetColumnType(className, x.Key);
var length = IntrospectionManager.GetColumnLength(className, x.Key);
var isAutoGrow = IntrospectionManager.GetColumnIsAutoGrow(className, x.Key);
var isPk = IntrospectionManager.GetColumnIsPrimaryKey(className, x.Key);
var isNullAble = IntrospectionManager.GetColumnIsNullAble(className, x.Key);
var nullAbleSql = isNullAble ? "" : "not null";
nullAbleSql = isPk || isAutoGrow ? "not null" : nullAbleSql;
var autoGrowSql = isAutoGrow ? "identity(1,1)" : "";
var lastColumnType = GetColumnTypeByMebmberType(memberType, columnType.ToLower(), length);
if (isPk)
{
return(string.Format("[{0}] {1} primary key {2}", x.Value, lastColumnType, autoGrowSql));
}
return(string.Format("[{0}] {1} {2} {3}", x.Value, lastColumnType, autoGrowSql, nullAbleSql));
});
var columnsSql = string.Join(",", columnsArr);
var createTable = "create table [" + tableName + "](" + columnsSql + ")";
if (tran == null)
{
sqlhelper.ExecuteNonQuery(createTable);
}
else
{
sqlhelper.ExecuteNonQuery(tran, createTable);
}
}
public string DropOldTable(SqlHelper sqlHelper, DbTransaction tran, string className, string tableName, string oldTableName)
{
var columns = IntrospectionManager.GetColumns(className);
var columnsArr = string.Join(",", columns.Values.Select(x => "\"" + x + "\""));
sqlHelper.ExecuteNonQuery(tran, string.Format("insert into \"{0}\"({2}) select {2} from \"{1}\"", tableName, oldTableName, columnsArr));
sqlHelper.ExecuteNonQuery(tran, string.Format("drop table \"{0}\";", oldTableName));
return("");
}
public void ModiyTable(SqlHelper sqlhelper, DbTransaction tran, string className, string newTableName, string oldTableName)
{
var columns = IntrospectionManager.GetColumns(className);
var columnsArr = string.Join(",", columns.Values.Select(x => "[" + x + "]"));
CreateTable(sqlhelper, tran, className, newTableName);
var sql = string.Format("insert into [{0}]({1}) select {1} from [{2}];", newTableName, columnsArr, oldTableName);
sqlhelper.ExecuteNonQuery(tran, sql);
sqlhelper.ExecuteNonQuery(tran, "drop table [" + oldTableName + "]");
}
public void CreateTable(SqlHelper sqlhelper, string className, string tableName)
{
var columns = IntrospectionManager.GetColumns(className);
var columnsArr = columns.Select(x =>
{
var memberType = IntrospectionManager.GetMemberType(className, x.Key);
var columnType = IntrospectionManager.GetColumnType(className, x.Key);
var length = IntrospectionManager.GetColumnLength(className, x.Key);
var isAutoGrow = IntrospectionManager.GetColumnIsAutoGrow(className, x.Key);
var isPk = IntrospectionManager.GetColumnIsPrimaryKey(className, x.Key);
var isNullAble = IntrospectionManager.GetColumnIsNullAble(className, x.Key);
var nullAbleSql = isNullAble ? "" : "not null";
nullAbleSql = isPk || isAutoGrow ? " not null" : nullAbleSql;
var lastColumnType = GetColumnTypeByMebmberType(memberType, columnType.ToLower(), length);
if (isPk)
{
return(string.Format("\"{0}\" {1} primary key", x.Value, lastColumnType));
}
return(string.Format("\"{0}\" {1} {2}", x.Value, lastColumnType, nullAbleSql));
});
var columnsSql = string.Join(",", columnsArr);
var createTable = "create table \"" + tableName + "\"(" + columnsSql + ")";
sqlhelper.ExecuteNonQuery(createTable);
var autoGrowName = IntrospectionManager.GetAutoGrowColumnName(className);
if (!string.IsNullOrWhiteSpace(autoGrowName))
{
var getconstraint = string.Format(
"select sequence_name,increment_by,last_number from user_sequences where upper(sequence_name)=upper('{0}')",
"SEQ_" + tableName);
var constraints = Warp.ShieldLogSql(() => sqlhelper.ExecuteDynamic(getconstraint));
if (!constraints.Any())
{
var addconstraint = string.Format("create sequence \"SEQ_{0}\" increment by 1 start with 1 nomaxvalue nocycle", tableName);
sqlhelper.ExecuteNonQuery(addconstraint);
}
var createtriggers = string.Format(
"create or replace trigger \"TRIGGER_{0}_{1}\" before insert on \"{0}\" for each row " +
"declare newid number(18,0);" +
" begin " +
"select \"{2}\".nextval into newid from dual; " +
":new.\"{1}\" := newid; " +
"end;", tableName, autoGrowName, "SEQ_" + tableName);
sqlhelper.ExecuteNonQuery(createtriggers);
}
}
public void CreateTable(SqlHelper sqlhelper, DbTransaction tran, string className, string tableName)
{
var columns = IntrospectionManager.GetColumns(className);
var columnsArr = columns.Select(x =>
{
var memberType = IntrospectionManager.GetMemberType(className, x.Key);
var columnType = IntrospectionManager.GetColumnType(className, x.Key);
var length = IntrospectionManager.GetColumnLength(className, x.Key);
var isAutoGrow = IntrospectionManager.GetColumnIsAutoGrow(className, x.Key);
var isPk = IntrospectionManager.GetColumnIsPrimaryKey(className, x.Key);
var isNullAble = IntrospectionManager.GetColumnIsNullAble(className, x.Key);
var nullAbleSql = isNullAble ? "" : "not null";
nullAbleSql = isPk || isAutoGrow ? " not null" : nullAbleSql;
var lastColumnType = GetColumnTypeByMebmberType(memberType, columnType.ToLower(), length);
if (memberType == typeof(long) || memberType == typeof(ulong))
{
lastColumnType = isAutoGrow ? "bigserial" : lastColumnType;
}
else
{
lastColumnType = isAutoGrow ? "serial" : lastColumnType;
}
if (isPk)
{
return(string.Format("{0} {1} primary key", "\"" + x.Value + "\"", lastColumnType));
}
return("\"" + x.Value + "\" " + lastColumnType + " " + nullAbleSql);
});
var columnsSql = string.Join(",", columnsArr);
var createTable = "create table \"" + tableName + "\"(" + columnsSql + ")";
if (tran == null)
{
sqlhelper.ExecuteNonQuery(createTable);
}
else
{
sqlhelper.ExecuteNonQuery(tran, createTable);
}
}
public void ModiyTable(SqlHelper sqlhelper, string className, string tableName)
{
DbConnection conn = sqlhelper.GetConn();
conn.Open();
DbTransaction tran = conn.BeginTransaction();
try
{
var columns = IntrospectionManager.GetColumns(className);
var columnsArr = string.Join(",", columns.Values.Select(x => "[" + x + "]"));
var newTableName = tableName + DateTime.Now.ToString("yyyyMMdd_HHmmss");
CreateTable(sqlhelper, tran, className, newTableName);
var autoGrowName = IntrospectionManager.GetAutoGrowColumnName(className);
var sql = "";
if (!string.IsNullOrWhiteSpace(autoGrowName))
{
sql = "set identity_insert [" + newTableName + "] on;";
}
sql += string.Format("insert into [{0}]({1}) select {1} from [{2}];", newTableName, columnsArr, tableName);
if (!string.IsNullOrWhiteSpace(autoGrowName))
{
sql += "set identity_insert [" + newTableName + "] off;";
}
sqlhelper.ExecuteNonQuery(tran, sql);
sqlhelper.ExecuteNonQuery(tran, "drop table [" + tableName + "]");
sqlhelper.ExecuteNonQuery(tran, "sp_rename '" + newTableName + "','" + tableName + "'");
tran.Commit();
}
catch (Exception ex)
{
tran.Rollback();
LogHelper.LogError(ex.ToString());
}
finally
{
conn.Close();
}
}
public void SyncDbInfo(string key, string className, string tableName)
{
var sqlhelper = IntrospectionManager.GetSqlHelperByKey(key);
if (IsNeedAddTable(sqlhelper, tableName))
{
var columns = IntrospectionManager.GetColumnAttributes(className).OrderByDescending(x => x.Value.IsPrimaryKey);
var realAutoGrowName = GetRealAutoGrowName(sqlhelper, tableName);
var cols = Warp.ShieldLogSql(() => GetColumns(sqlhelper, sqlhelper.DataBaseName, tableName));
foreach (var column in columns)
{
var memberType = IntrospectionManager.GetMemberType(className, column.Key);
var columnType = IntrospectionManager.GetColumnType(className, column.Key);
var columnName = IntrospectionManager.GetColumnName(className, column.Key);
var length = IntrospectionManager.GetColumnLength(className, column.Key);
var isAutoGrow = IntrospectionManager.GetColumnIsAutoGrow(className, column.Key);
var isRealAutoGrow = IsRealAutoGrow(sqlhelper, tableName, columnName);
var isNullAble = IntrospectionManager.GetColumnIsNullAble(className, column.Key);
var isPk = IntrospectionManager.GetColumnIsPrimaryKey(className, column.Key);
var isRealPk = IsRealPkInDb(sqlhelper, tableName, columnName);
var autoGrowSql = isAutoGrow ? "auto_increment" : "";
var nullAbleSql = isNullAble ? " null" : " not null";
nullAbleSql = isPk ? " not null" : nullAbleSql;
var lastColumnType = GetColumnTypeByMebmberType(memberType, columnType.ToLower(), length);
if (cols.Any(x => x.name.ToUpper() == columnName.ToUpper()))
{
if (!IsNeedModiy(cols, memberType, columnName, lastColumnType, length, isNullAble, isPk, isRealPk, isAutoGrow, isRealAutoGrow))
{
continue;
}
if (isPk != isRealPk)
{
if (realAutoGrowName != null)
{
var dropautogrow = string.Format("alter table `{0}` change `{1}` `{1}` {2} not null", tableName, realAutoGrowName, lastColumnType);
sqlhelper.ExecuteNonQuery(dropautogrow);
}
var getconstraint = string.Format(
"select constraint_name name from information_schema.key_column_usage where table_name='{0}'",
tableName);
var constraints = Warp.ShieldLogSql(() => sqlhelper.ExecuteDynamic(getconstraint));
if (constraints.Any())
{
var dropconstraint = "alter table `" + tableName + "` drop primary key";
sqlhelper.ExecuteNonQuery(dropconstraint);
}
}
if (isPk && isPk != isRealPk)
{
var alterSql = string.Format("alter table `{0}` add primary key(`{1}`)", tableName, columnName);
sqlhelper.ExecuteNonQuery(alterSql);
alterSql = string.Format("alter table `{0}` modify column `{1}` {2} not null {3}", tableName, columnName, lastColumnType, autoGrowSql);
sqlhelper.ExecuteNonQuery(alterSql);
}
else
{
if (isRealPk)
{
if (realAutoGrowName != null && isRealAutoGrow)
{
var dropautogrow = string.Format("alter table `{0}` change `{1}` `{1}` {2} not null", tableName, realAutoGrowName, lastColumnType);
sqlhelper.ExecuteNonQuery(dropautogrow);
}
var alterSql1 = string.Format("alter table `{0}` drop primary key", tableName);
sqlhelper.ExecuteNonQuery(alterSql1);
}
var alterSql = string.Format("alter table `{0}` modify column `{1}` {2} {3}", tableName, columnName, lastColumnType, nullAbleSql);
sqlhelper.ExecuteNonQuery(alterSql);
}
}
else
{
if (isPk != isRealPk)
{
if (realAutoGrowName != null)
{
var dropautogrow = string.Format("alter table `{0}` change `{1}` `{1}` {2} not null", tableName, realAutoGrowName, lastColumnType);
sqlhelper.ExecuteNonQuery(dropautogrow);
}
var getconstraint = string.Format(
"select constraint_name name from information_schema.key_column_usage where table_name='{0}'",
tableName);
var constraints = Warp.ShieldLogSql(() => sqlhelper.ExecuteDynamic(getconstraint));
if (constraints.Any())
{
var dropconstraint = "alter table `" + tableName + "` drop primary key";
sqlhelper.ExecuteNonQuery(dropconstraint);
}
}
var alterSql = string.Format("alter table `{0}` add `{1}` {2} {3} {4}", tableName, columnName, lastColumnType, nullAbleSql, autoGrowSql);
sqlhelper.ExecuteNonQuery(alterSql);
if (isPk != isRealPk)
{
alterSql = string.Format("alter table `{0}` add primary key(`{1}`)", tableName, columnName);
sqlhelper.ExecuteNonQuery(alterSql);
}
}
}
}
else
{
var columns = IntrospectionManager.GetColumns(className);
var columnsArr = columns.Select(x =>
{
var memberType = IntrospectionManager.GetMemberType(className, x.Key);
var columnType = IntrospectionManager.GetColumnType(className, x.Key);
var length = IntrospectionManager.GetColumnLength(className, x.Key);
var isAutoGrow = IntrospectionManager.GetColumnIsAutoGrow(className, x.Key);
var isPk = IntrospectionManager.GetColumnIsPrimaryKey(className, x.Key);
var autoGrowSql = isAutoGrow ? "auto_increment" : "";
var lastColumnType = GetColumnTypeByMebmberType(memberType, columnType.ToLower(), length);
if (isPk)
{
return(string.Format("`{0}` {1} primary key {2}", x.Value, lastColumnType, autoGrowSql));
}
return(string.Format("`{0}` {1} {2}", x.Value, lastColumnType, autoGrowSql));
});
var columnsSql = string.Join(",", columnsArr);
var createTable = "create table `" + tableName + "`(" + columnsSql + ")";
sqlhelper.ExecuteNonQuery(createTable);
}
}