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Adjust SQL Server types. #19

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Merged
andrecarlucci merged 1 commit into from
Apr 19, 2019
Merged

Adjust SQL Server types. #19

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48 changes: 25 additions & 23 deletions SharpData/Databases/SqlServer/SqlDialect.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -158,22 +158,24 @@ protected override string GetDbTypeString(DbType type, int precision) {
switch (type) {
case DbType.AnsiStringFixedLength:
if (precision <= 0) return "CHAR(255)";
if (precision.Between(1, 255)) return String.Format("CHAR({0})", precision);
if (precision.Between(256, 65535)) return "TEXT";
if (precision.Between(65536, 16777215)) return "MEDIUMTEXT";
if (precision.Between(1, 8000)) return String.Format("CHAR({0})", precision);
break;
case DbType.AnsiString:
if (precision <= 0) return "VARCHAR(255)";
if (precision.Between(1, 255)) return String.Format("VARCHAR({0})", precision);
if (precision.Between(256, 65535)) return "TEXT";
if (precision.Between(65536, 16777215)) return "MEDIUMTEXT";
break;
case DbType.Binary: return "BINARY";
if (precision.Between(1, 8000)) return String.Format("VARCHAR({0})", precision);
return "VARCHAR(MAX)";
case DbType.Binary:
if (precision <= 0) return "BINARY";
if (precision.Between(1, 8000)) return String.Format("VARBINARY({0})", precision);
return "VARBINARY(MAX)";
case DbType.Boolean: return "BIT";
case DbType.Byte: return "TINYINT UNSIGNED";
case DbType.Byte: return "TINYINT";
case DbType.Currency: return "MONEY";
case DbType.Date: return "DATETIME";
case DbType.Date: return "DATE";
case DbType.DateTime: return "DATETIME";
case DbType.DateTime2:
if (precision <= 0) return "DATETIME2";
return String.Format("DATETIME2({0})", precision);
case DbType.Decimal:
if (precision <= 0) return "NUMERIC(19,5)";
return String.Format("NUMERIC(19,{0})", precision);
Expand All @@ -185,15 +187,15 @@ protected override string GetDbTypeString(DbType type, int precision) {
case DbType.Single: return "FLOAT";
case DbType.StringFixedLength:
if (precision <= 0) return "NCHAR(255)";
if (precision.Between(1, 8000)) return String.Format("NCHAR({0})", precision);
return "TEXT";
if (precision.Between(1, 4000)) return String.Format("NCHAR({0})", precision);
break;
case DbType.String:
if (precision <= 0) return "NVARCHAR(255)";
if (precision.Between(1, 8000)) return String.Format("NVARCHAR({0})", precision);
return "TEXT";
if (precision.Between(1, 4000)) return String.Format("NVARCHAR({0})", precision);
return "NVARCHAR(MAX)";
case DbType.Time: return "TIME";
}
throw new DataTypeNotAvailableException(String.Format("The type {0} is no available for sqlserver", type));
throw new DataTypeNotAvailableException(String.Format("The type {0} with precision {1} is no available for sqlserver", type, precision));
}

public override string GetColumnValueToSql(object value) {
Expand All @@ -219,32 +221,32 @@ public override string GetTableExistsSql(string tableName) {

public override string GetAddCommentToColumnSql(string tableName, string columnName, string comment) {
return String.Format(@"
declare @CurrentUser sysname;
select @CurrentUser = user_name();
declare @CurrentUser sysname;
select @CurrentUser = user_name();
execute sp_addextendedproperty '{0}', '{1}', 'user', @CurrentUser, 'table', '{2}', 'column', '{3}'",
ExtendedPropertyNameForComments, comment, tableName, columnName);
}

public override string GetAddCommentToTableSql(string tableName, string comment) {
return String.Format(@"
declare @CurrentUser sysname;
select @CurrentUser = user_name();
declare @CurrentUser sysname;
select @CurrentUser = user_name();
execute sp_addextendedproperty '{0}', '{1}', 'user', @CurrentUser, 'table', '{2}'",
ExtendedPropertyNameForComments, comment, tableName);
}

public override string GetRemoveCommentFromColumnSql(string tableName, string columnName) {
return String.Format(@"
declare @CurrentUser sysname;
select @CurrentUser = user_name();
declare @CurrentUser sysname;
select @CurrentUser = user_name();
execute sp_dropextendedproperty '{0}', 'user', @CurrentUser, 'table', '{1}', 'column', '{2}' ",
ExtendedPropertyNameForComments, tableName, columnName);
}

public override string GetRemoveCommentFromTableSql(string tableName) {
return String.Format(@"
declare @CurrentUser sysname;
select @CurrentUser = user_name();
declare @CurrentUser sysname;
select @CurrentUser = user_name();
execute sp_dropextendedproperty '{0}', 'user', @CurrentUser, 'table', '{1}'",
ExtendedPropertyNameForComments, tableName);
}
Expand Down