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- 优化 兼容 pgsql 9.4 CodeFirst/DbFirst；

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This commit is contained in:
28810
2020-06-11 21:08:25 +08:00
parent 117ef11274
commit 40941e9b7c
5 changed files with 44 additions and 26 deletions
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13
Providers/FreeSql.Provider.PostgreSQL/PostgreSQLDbFirst.cs
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@ -213,9 +213,11 @@ namespace FreeSql.PostgreSQL
public List<DbTableInfo> GetTablesByDatabase(params string[] database)
{
var olddatabase = "";
var is96 = true;
using (var conn = _orm.Ado.MasterPool.Get(TimeSpan.FromSeconds(5)))
{
olddatabase = conn.Value.Database;
is96 = PgVersionIs96(conn.Value.ServerVersion);
}
var dbs = database == null || database.Any() == false ? new[] { olddatabase } : database;
var tables = new List<DbTableInfo>();
@ -401,7 +403,7 @@ b.relname as index_id,
case when a.indisunique then 1 else 0 end IsUnique,
case when a.indisprimary then 1 else 0 end IsPrimary,
case when a.indisclustered then 0 else 1 end IsClustered,
case when pg_index_column_has_property(b.oid, c.attnum, 'desc') = 't' then 1 else 0 end IsDesc,
{(is96 ? "case when pg_index_column_has_property(b.oid, c.attnum, 'desc') = 't' then 1 else 0 end" : "0")} IsDesc,
a.indkey::text,
c.attnum
from pg_index a
@ -591,5 +593,14 @@ where a.typtype = 'e' and ns.nspname in (SELECT ""schema_name"" FROM information
}
return ret.Select(a => new DbEnumInfo { Name = a.Key, Labels = a.Value }).ToList();
}
public static bool PgVersionIs96(string serverVersion)
{
int[] version = serverVersion.Split('.').Select(a => int.TryParse(a, out var tryint) ? tryint : 0).ToArray();
if (version?.Any() != true) return true;
if (version[0] > 9) return true;
if (version[0] == 9 && version.Length > 1 && version[1] >= 6) return true;
return false;
}
}
}