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- 增加 创建表时指定字段位置，如：[Column(Position = 1]，可为负数即反方向位置；

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This commit is contained in:
28810
2019-09-04 22:52:05 +08:00
parent 4d2406aa1e
commit 6e75a8cebc
13 changed files with 103 additions and 36 deletions
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14
Providers/FreeSql.Provider.PostgreSQL/PostgreSQLCodeFirst.cs
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@@ -151,7 +151,7 @@ namespace FreeSql.PostgreSQL
{
//创建表
sb.Append("CREATE TABLE IF NOT EXISTS ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" ( ");
foreach (var tbcol in tb.Columns.Values)
foreach (var tbcol in tb.ColumnsByPosition)
{
sb.Append(" \r\n ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" ").Append(tbcol.Attribute.DbType).Append(",");
if (tbcol.Attribute.IsIdentity == true) seqcols.Add((tbcol, tbname, true));
@@ -171,7 +171,7 @@ namespace FreeSql.PostgreSQL
sb.Remove(sb.Length - 1, 1);
sb.Append("\r\n) WITH (OIDS=FALSE);\r\n");
//备注
foreach (var tbcol in tb.Columns.Values)
foreach (var tbcol in tb.ColumnsByPosition)
{
if (string.IsNullOrEmpty(tbcol.Comment) == false)
sb.Append("COMMENT ON COLUMN ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}.{tbcol.Attribute.Name}")).Append(" IS ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment)).Append(";\r\n");
@@ -242,7 +242,7 @@ where ns.nspname = {0} and c.relname = {1}", tboldname ?? tbname);
if (istmpatler == false)
{
foreach (var tbcol in tb.Columns.Values)
foreach (var tbcol in tb.ColumnsByPosition)
{
if (tbstruct.TryGetValue(tbcol.Attribute.Name, out var tbstructcol) ||
string.IsNullOrEmpty(tbcol.Attribute.OldName) == false && tbstruct.TryGetValue(tbcol.Attribute.OldName, out tbstructcol))
@@ -311,7 +311,7 @@ where pg_namespace.nspname={0} and pg_class.relname={1} and pg_constraint.contyp
var tmptablename = _commonUtils.QuoteSqlName($"{tbname[0]}.FreeSqlTmp_{tbname[1]}");
//创建临时表
sb.Append("CREATE TABLE IF NOT EXISTS ").Append(tmptablename).Append(" ( ");
foreach (var tbcol in tb.Columns.Values)
foreach (var tbcol in tb.ColumnsByPosition)
{
sb.Append(" \r\n ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" ").Append(tbcol.Attribute.DbType).Append(",");
if (tbcol.Attribute.IsIdentity == true) seqcols.Add((tbcol, tbname, true));
@@ -331,16 +331,16 @@ where pg_namespace.nspname={0} and pg_class.relname={1} and pg_constraint.contyp
sb.Remove(sb.Length - 1, 1);
sb.Append("\r\n) WITH (OIDS=FALSE);\r\n");
//备注
foreach (var tbcol in tb.Columns.Values)
foreach (var tbcol in tb.ColumnsByPosition)
{
if (string.IsNullOrEmpty(tbcol.Comment) == false)
sb.Append("COMMENT ON COLUMN ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.FreeSqlTmp_{tbname[1]}.{tbcol.Attribute.Name}")).Append(" IS ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment)).Append(";\r\n");
}
sb.Append("INSERT INTO ").Append(tmptablename).Append(" (");
foreach (var tbcol in tb.Columns.Values)
foreach (var tbcol in tb.ColumnsByPosition)
sb.Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(", ");
sb.Remove(sb.Length - 2, 2).Append(")\r\nSELECT ");
foreach (var tbcol in tb.Columns.Values)
foreach (var tbcol in tb.ColumnsByPosition)
{
var insertvalue = "NULL";
if (tbstruct.TryGetValue(tbcol.Attribute.Name, out var tbstructcol) ||