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## v0.9.18

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- 增加 PostgreSQL 的 Odbc 访问提供，相比 FreeSql.Provider.PostgreSQL 支持的类型更少；
- 增加 通用的 Odbc 访问提供，不能迁移实体到数据库，不能 Skip 这样来分页，理论上能 crud 所有 odbc 数据库；
This commit is contained in:
28810
2019-09-21 00:48:34 +08:00
parent 90458cca38
commit dcf1da36d4
97 changed files with 18833 additions and 154 deletions
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5
Providers/FreeSql.Provider.PostgreSQL/PostgreSQLCodeFirst.cs
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@ -252,7 +252,10 @@ where ns.nspname = {0} and c.relname = {1}", tboldname ?? tbname);
tbcol.Attribute.DbType.Contains("[]") != (tbstructcol.attndims > 0))
sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" ALTER COLUMN ").Append(_commonUtils.QuoteSqlName(tbstructcol.column)).Append(" TYPE ").Append(tbcol.Attribute.DbType.Split(' ').First()).Append(";\r\n");
if (tbcol.Attribute.IsNullable != tbstructcol.is_nullable)
sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" ALTER COLUMN ").Append(_commonUtils.QuoteSqlName(tbstructcol.column)).Append(" ").Append(tbcol.Attribute.IsNullable == true ? "DROP" : "SET").Append(" NOT NULL;\r\n");
{
if (tbcol.Attribute.IsNullable != true || tbcol.Attribute.IsNullable == true && tbcol.Attribute.IsPrimary == false)
sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" ALTER COLUMN ").Append(_commonUtils.QuoteSqlName(tbstructcol.column)).Append(" ").Append(tbcol.Attribute.IsNullable == true ? "DROP" : "SET").Append(" NOT NULL;\r\n");
}
if (tbcol.Attribute.IsIdentity != tbstructcol.is_identity)
seqcols.Add((tbcol, tbname, tbcol.Attribute.IsIdentity == true));
if (string.Compare(tbstructcol.column, tbcol.Attribute.OldName, true) == 0)