/// <summary>
///
/// </summary>
private void BuildUpdateCommand()
{
ScriptBuilder.Append("UPDATE ");
ScriptBuilder.AppendFormat(Table.ToString());
ScriptBuilder.Append(" SET ");
foreach (var column in Table.GetAdditionalColumns())
{
ScriptBuilder.Append(column.Name);
ScriptBuilder.Append(Strings.Equal);
ScriptBuilder.Append($"@{column.Name}");
ScriptBuilder.AppendIf(Columns.IsNotLast(column), Strings.Comma);
ScriptBuilder.Append(Strings.WhiteSpace);
}
var primaryColumn = Table.GetPrimaryColumnName();
ScriptBuilder.Append("WHERE ");
ScriptBuilder.Append(primaryColumn);
ScriptBuilder.Append(Strings.Equal);
ScriptBuilder.Append($"@{primaryColumn}");
ScriptBuilder.AppendLine();
ScriptBuilder.AppendLine("ELSE");
}
/// <summary>
///
/// </summary>
/// <param name="column"></param>
private void BuildUpdateSet(ColumnInfo column)
{
ScriptBuilder.Append(column.GetPgSqlName());
ScriptBuilder.Append(" = ");
ScriptBuilder.Append($"@{column.Name}");
ScriptBuilder.AppendIf(Columns.IsNotLast(column), Strings.Comma);
ScriptBuilder.Append(Strings.WhiteSpace);
}
/// <summary>
///
/// </summary>
/// <param name="column"></param>
private void BuildColumn(ColumnInfo column)
{
ScriptBuilder.AppendLine();
ScriptBuilder.Append($"{column.GetPgSqlName()} ");
ScriptBuilder.Append(column.Type.GetColumnType());
BuildNullableInfo(column);
BuildPrimaryKeyAndIdentity(column);
ScriptBuilder.AppendIf(Columns.IsNotLast(column), Strings.Comma);
}
/// <summary>
///
/// </summary>
/// <param name="column"></param>
private void BuildColumn(ColumnInfo column)
{
ScriptBuilder.AppendLine();
ScriptBuilder.Append($"{column.GetSqlName()} ");
ScriptBuilder.Append(column.Type.GetColumnType());
BuildIdentity(column);
BuildNullableInfo(column);
ScriptBuilder.AppendIf(column.IsPrimary(), " PRIMARY KEY");
ScriptBuilder.Append(Strings.Comma);
}
/// <summary>
///
/// </summary>
protected void BuildMultipleColumnUnique()
{
ScriptBuilder.AppendLine($"ALTER TABLE {Table.GetPgSqlName()}");
ScriptBuilder.Append($"ADD CONSTRAINT {UniqueName} UNIQUE (");
foreach (var column in UniqueColumns)
{
ScriptBuilder.Append(column.GetPgSqlName());
ScriptBuilder.AppendIf(UniqueColumns.IsNotLast(column), " ,");
}
ScriptBuilder.Append(");");
}
/// <summary>
///
/// </summary>
/// <param name="column"></param>
private void BuildColumn(ColumnInfo column)
{
ScriptBuilder.AppendLine();
ScriptBuilder.Append($"{column.GetMySqlName()} ");
ScriptBuilder.Append(column.Type.GetColumnType());
if (column.Identity != null)
{
ScriptBuilder.Append(" AUTO_INCREMENT");
}
BuildNullableInfo(column);
ScriptBuilder.Append($" COMMENT '{column.Description}'");
ScriptBuilder.AppendIf(Columns.IsNotLast(column), Strings.Comma);
}
/// <summary>
///
/// </summary>
/// <param name="column"></param>
private void BuildPrimaryKeyAndIdentity(ColumnInfo column)
{
ScriptBuilder.AppendIf(column.IsPrimary(), " PRIMARY KEY");
if (column.Identity == null)
{
return;
}
ScriptBuilder.Append($" DEFAULT nextval('\"{GetSequenceName()}\"')");
var scriptBuilder = new StringBuilder();
scriptBuilder.AppendLine($"CREATE SEQUENCE \"{GetSequenceName()}\";");
scriptBuilder.AppendLine();
scriptBuilder.Append(ScriptBuilder);
ScriptBuilder = scriptBuilder;
}
/// <summary>
///
/// </summary>
private void BuildInsertCommand()
{
ScriptBuilder.Append("INSERT INTO ");
ScriptBuilder.AppendFormat(Table.ToString());
ScriptBuilder.Append(Strings.LBracket);
foreach (var column in Columns)
{
ScriptBuilder.Append(column.Name);
ScriptBuilder.AppendIf(Columns.IsNotLast(column), ", ");
}
ScriptBuilder.AppendLine(Strings.RBracket);
ScriptBuilder.Append("VALUES(");
foreach (var column in Columns)
{
ScriptBuilder.Append($"@{column.Name}");
ScriptBuilder.AppendIf(Columns.IsNotLast(column), ", ");
}
ScriptBuilder.Append(Strings.RBracket);
ScriptBuilder.Append(Strings.Semicolon);
}
/// <summary>
///
/// </summary>
/// <param name="column"></param>
private void BuildValue(ColumnInfo column)
{
ScriptBuilder.Append($"@{column.Name}");
ScriptBuilder.AppendIf(Columns.IsNotLast(column), ", ");
}
/// <summary>
///
/// </summary>
private void BuildColumn(ColumnInfo column)
{
ScriptBuilder.Append(column.GetPgSqlName());
ScriptBuilder.AppendIf(Columns.IsNotLast(column), ", ");
}
/// <summary>
///
/// </summary>
protected void SetColumnInfo()
{
ScriptBuilder.Append($" {Column.GetSqlName()} {Column.Type.GetColumnType()}");
ScriptBuilder.AppendIf(!Column.IsAllowNull, " NOT");
ScriptBuilder.Append(" NULL");
}
/// <summary>
///
/// </summary>
/// <param name="column"></param>
private void BuildNullableInfo(ColumnInfo column)
{
ScriptBuilder.AppendIf(!column.IsAllowNull, " NOT");
ScriptBuilder.Append(" NULL");
}