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570 lines
29 KiB
C#
570 lines
29 KiB
C#
using FreeSql.DatabaseModel;
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using FreeSql.Internal;
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using FreeSql.Internal.Model;
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using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Linq;
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using System.Text;
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using System.Text.RegularExpressions;
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namespace FreeSql.Custom.PostgreSQL
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{
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class CustomPostgreSQLDbFirst : IDbFirst
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{
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IFreeSql _orm;
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protected CommonUtils _commonUtils;
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protected CommonExpression _commonExpression;
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public CustomPostgreSQLDbFirst(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression)
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{
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_orm = orm;
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_commonUtils = commonUtils;
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_commonExpression = commonExpression;
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}
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public bool IsPg10 => ServerVersion >= 10;
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public int ServerVersion
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{
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get
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{
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if (_ServerVersionValue == 0 && _orm.Ado.MasterPool != null)
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using (var conn = _orm.Ado.MasterPool.Get())
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{
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try
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{
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_ServerVersionValue = ParsePgVersion(conn.Value.ServerVersion, 10, 0).Item2;
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}
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catch
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{
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_ServerVersionValue = 9;
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}
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}
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return _ServerVersionValue;
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}
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}
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int _ServerVersionValue = 0;
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public int GetDbType(DbColumnInfo column) => (int)GetSqlDbType(column);
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DbType GetSqlDbType(DbColumnInfo column)
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{
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var dbtype = column.DbTypeText;
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var isarray = dbtype?.EndsWith("[]") == true;
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if (isarray) dbtype = dbtype.Remove(dbtype.Length - 2);
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DbType ret = DbType.String;
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switch (dbtype?.ToLower().TrimStart('_'))
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{
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case "smallint":
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case "int2": ret = DbType.Int16; break;
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case "integer":
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case "int4": ret = DbType.Int32; break;
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case "bigint":
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case "int8": ret = DbType.Int64; break;
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case "numeric": ret = DbType.Decimal; break;
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case "real":
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case "float4": ret = DbType.Single; break;
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case "double precision":
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case "float8": ret = DbType.Double; break;
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case "money": ret = DbType.Decimal; break;
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case "bpchar": ret = DbType.AnsiString; break;
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case "character varying":
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case "varchar": ret = DbType.String; break;
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case "text": ret = DbType.String; break;
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case "timestamp": ret = DbType.DateTime; break;
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case "timestamptz": ret = DbType.DateTime; break;
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case "date": ret = DbType.Date; break;
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case "time": ret = DbType.Time; break;
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case "timetz": ret = DbType.Time; break;
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case "interval": ret = DbType.Time; break;
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case "bool": ret = DbType.Boolean; break;
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case "bytea": ret = DbType.Binary; break;
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case "bit": ret = DbType.Boolean; break;
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case "varbit": ret = DbType.Binary; break;
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case "json": ret = DbType.String; break;
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case "jsonb": ret = DbType.String; break;
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case "uuid": ret = DbType.Guid; break;
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}
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return ret;
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}
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static readonly Dictionary<int, DbToCs> _dicDbToCs = new Dictionary<int, DbToCs>() {
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{ (int)DbType.Boolean, new DbToCs("(bool?)", "{0} == \"1\"", "{0} == true ? \"1\" : \"0\"", "bool?", typeof(bool), typeof(bool?), "{0}.Value", "GetBoolean") },
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{ (int)DbType.SByte, new DbToCs("(sbyte?)", "sbyte.Parse({0})", "{0}.ToString()", "sbyte?", typeof(sbyte), typeof(sbyte?), "{0}.Value", "GetInt16") },
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{ (int)DbType.Int16, new DbToCs("(short?)", "short.Parse({0})", "{0}.ToString()", "short?", typeof(short), typeof(short?), "{0}.Value", "GetInt16") },
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{ (int)DbType.Int32, new DbToCs("(int?)", "int.Parse({0})", "{0}.ToString()", "int?", typeof(int), typeof(int?), "{0}.Value", "GetInt32") },
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{ (int)DbType.Int64, new DbToCs("(long?)", "long.Parse({0})", "{0}.ToString()", "long?", typeof(long), typeof(long?), "{0}.Value", "GetInt64") },
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{ (int)DbType.Byte, new DbToCs("(byte?)", "byte.Parse({0})", "{0}.ToString()", "byte?", typeof(byte), typeof(byte?), "{0}.Value", "GetByte") },
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{ (int)DbType.UInt16, new DbToCs("(ushort?)", "ushort.Parse({0})", "{0}.ToString()", "ushort?", typeof(ushort), typeof(ushort?), "{0}.Value", "GetInt32") },
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{ (int)DbType.UInt32, new DbToCs("(uint?)", "uint.Parse({0})", "{0}.ToString()", "uint?", typeof(uint), typeof(uint?), "{0}.Value", "GetInt64") },
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{ (int)DbType.UInt64, new DbToCs("(ulong?)", "ulong.Parse({0})", "{0}.ToString()", "ulong?", typeof(ulong), typeof(ulong?), "{0}.Value", "GetInt64") },
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{ (int)DbType.Decimal, new DbToCs("(decimal?)", "decimal.Parse({0})", "{0}.ToString()", "decimal?", typeof(decimal), typeof(decimal?), "{0}.Value", "GetDecimal") },
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{ (int)DbType.Single, new DbToCs("(float?)", "float.Parse({0})", "{0}.ToString()", "float?", typeof(float), typeof(float?), "{0}.Value", "GetFloat") },
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{ (int)DbType.Double, new DbToCs("(double?)", "double.Parse({0})", "{0}.ToString()", "double?", typeof(double), typeof(double?), "{0}.Value", "GetDouble") },
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{ (int)DbType.AnsiString, new DbToCs("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") },
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{ (int)DbType.String, new DbToCs("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") },
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{ (int)DbType.DateTime, new DbToCs("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetDateTime") },
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{ (int)DbType.Date, new DbToCs("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetDateTime") },
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{ (int)DbType.Time, new DbToCs("(TimeSpan?)", "TimeSpan.Parse(double.Parse({0}))", "{0}.Ticks.ToString()", "TimeSpan?", typeof(TimeSpan), typeof(TimeSpan?), "{0}.Value", "GetValue") },
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{ (int)DbType.Binary, new DbToCs("(byte[])", "Convert.FromBase64String({0})", "Convert.ToBase64String({0})", "byte[]", typeof(byte[]), typeof(byte[]), "{0}", "GetValue") },
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{ (int)DbType.Guid, new DbToCs("(Guid?)", "Guid.Parse({0})", "{0}.ToString()", "Guid", typeof(Guid), typeof(Guid?), "{0}", "GetString") },
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};
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public string GetCsConvert(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? (column.IsNullable ? trydc.csConvert : trydc.csConvert.Replace("?", "")) : null;
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public string GetCsParse(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csParse : null;
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public string GetCsStringify(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csStringify : null;
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public string GetCsType(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? (column.IsNullable ? trydc.csType : trydc.csType.Replace("?", "")) : null;
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public Type GetCsTypeInfo(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csTypeInfo : null;
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public string GetCsTypeValue(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csTypeValue : null;
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public string GetDataReaderMethod(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.dataReaderMethod : null;
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public List<string> GetDatabases()
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{
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var sql = @" select datname from pg_database where datname not in ('template1', 'template0')";
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var ds = _orm.Ado.ExecuteArray(CommandType.Text, sql);
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return ds.Select(a => a.FirstOrDefault()?.ToString()).ToList();
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}
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public bool ExistsTable(string name, bool ignoreCase)
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{
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if (string.IsNullOrEmpty(name)) return false;
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var tbname = _commonUtils.SplitTableName(name);
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if (tbname?.Length == 1) tbname = new[] { "public", tbname[0] };
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if (ignoreCase) tbname = tbname.Select(a => a.ToLower()).ToArray();
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var sql = $" select 1 from pg_tables a inner join pg_namespace b on b.nspname = a.schemaname where {(ignoreCase ? "lower(b.nspname)" : "b.nspname")}={_commonUtils.FormatSql("{0}", tbname[0])} and {(ignoreCase ? "lower(a.tablename)" : "a.tablename")}={_commonUtils.FormatSql("{0}", tbname[1])}";
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return string.Concat(_orm.Ado.ExecuteScalar(CommandType.Text, sql)) == "1";
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}
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public DbTableInfo GetTableByName(string name, bool ignoreCase = true) => GetTables(null, name, ignoreCase)?.FirstOrDefault();
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public List<DbTableInfo> GetTablesByDatabase(params string[] database) => GetTables(database, null, false);
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public List<DbTableInfo> GetTables(string[] database, string tablename, bool ignoreCase)
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{
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var olddatabase = "";
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var is96 = true;
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using (var conn = _orm.Ado.MasterPool.Get(TimeSpan.FromSeconds(5)))
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{
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olddatabase = conn.Value.Database;
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is96 = ParsePgVersion(conn.Value.ServerVersion, 9, 6).Item1;
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}
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string[] tbname = null;
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string[] dbs = database == null || database.Any() == false ? new[] { olddatabase } : database;
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if (string.IsNullOrEmpty(tablename) == false)
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{
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tbname = _commonUtils.SplitTableName(tablename);
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if (tbname?.Length == 1) tbname = new[] { "public", tbname[0] };
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if (ignoreCase) tbname = tbname.Select(a => a.ToLower()).ToArray();
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dbs = new[] { olddatabase };
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}
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var tables = new List<DbTableInfo>();
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foreach (var db in dbs)
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{
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if (string.IsNullOrEmpty(db) || string.Compare(db, olddatabase, true) != 0) continue;
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var loc1 = new List<DbTableInfo>();
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var loc2 = new Dictionary<string, DbTableInfo>();
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var loc3 = new Dictionary<string, Dictionary<string, DbColumnInfo>>();
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var sql = $@"
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{(tbname == null ? "" : $"select * from (")}select
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b.nspname || '.' || a.tablename,
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a.schemaname,
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a.tablename ,
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d.description,
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'TABLE'
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from pg_tables a
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inner join pg_namespace b on b.nspname = a.schemaname
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inner join pg_class c on c.relnamespace = b.oid and c.relname = a.tablename
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left join pg_description d on d.objoid = c.oid and objsubid = 0
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where a.schemaname not in ('pg_catalog', 'information_schema', 'topology')
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and b.nspname || '.' || a.tablename not in ('public.spatial_ref_sys')
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union all
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select
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b.nspname || '.' || a.relname,
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b.nspname,
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a.relname,
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d.description,
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'VIEW'
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from pg_class a
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inner join pg_namespace b on b.oid = a.relnamespace
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left join pg_description d on d.objoid = a.oid and objsubid = 0
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where b.nspname not in ('pg_catalog', 'information_schema') and a.relkind in ('m','v')
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and b.nspname || '.' || a.relname not in ('public.geography_columns','public.geometry_columns','public.raster_columns','public.raster_overviews')
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{(tbname == null ? "" : $") ft_dbf where {(ignoreCase ? "lower(schemaname)" : "schemaname")}={_commonUtils.FormatSql("{0}", tbname[0])} and {(ignoreCase ? "lower(tablename)" : "tablename")}={_commonUtils.FormatSql("{0}", tbname[1])}")}";
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var ds = _orm.Ado.ExecuteArray(CommandType.Text, sql);
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if (ds == null) return loc1;
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var loc6 = new List<string[]>();
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var loc66 = new List<string[]>();
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var loc6_1000 = new List<string>();
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var loc66_1000 = new List<string>();
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foreach (object[] row in ds)
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{
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var object_id = string.Concat(row[0]);
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var owner = string.Concat(row[1]);
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var table = string.Concat(row[2]);
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var comment = string.Concat(row[3]);
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Enum.TryParse<DbTableType>(string.Concat(row[4]), out var type);
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loc2.Add(object_id, new DbTableInfo { Id = object_id.ToString(), Schema = owner, Name = table, Comment = comment, Type = type });
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loc3.Add(object_id, new Dictionary<string, DbColumnInfo>());
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switch (type)
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{
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case DbTableType.VIEW:
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case DbTableType.TABLE:
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loc6_1000.Add(object_id);
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if (loc6_1000.Count >= 500)
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{
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loc6.Add(loc6_1000.ToArray());
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loc6_1000.Clear();
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}
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break;
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case DbTableType.StoreProcedure:
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loc66_1000.Add(object_id);
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if (loc66_1000.Count >= 500)
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{
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loc66.Add(loc66_1000.ToArray());
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loc66_1000.Clear();
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}
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break;
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}
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}
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if (loc6_1000.Count > 0) loc6.Add(loc6_1000.ToArray());
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if (loc66_1000.Count > 0) loc66.Add(loc66_1000.ToArray());
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if (loc6.Count == 0) return loc1;
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var loc8 = new StringBuilder().Append("(");
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for (var loc8idx = 0; loc8idx < loc6.Count; loc8idx++)
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{
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if (loc8idx > 0) loc8.Append(" OR ");
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loc8.Append("a.table_name in (");
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for (var loc8idx2 = 0; loc8idx2 < loc6[loc8idx].Length; loc8idx2++)
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{
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if (loc8idx2 > 0) loc8.Append(",");
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loc8.Append($"'{loc6[loc8idx][loc8idx2]}'");
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}
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loc8.Append(")");
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}
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loc8.Append(")");
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sql = $@"
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select
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ns.nspname || '.' || c.relname as id,
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a.attname,
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t.typname,
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case when a.atttypmod > 0 and a.atttypmod < 32767 then a.atttypmod - 4 else a.attlen end len,
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case when t.typelem = 0 then t.typname else t2.typname end,
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case when a.attnotnull then 0 else 1 end as is_nullable,
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--e.adsrc as is_identity, pg12以下
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(select pg_get_expr(adbin, adrelid) from pg_attrdef where adrelid = e.adrelid and adnum = e.adnum limit 1) is_identity,
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d.description as comment,
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a.attndims,
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case when t.typelem = 0 then t.typtype else t2.typtype end,
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ns2.nspname,
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a.attnum{(IsPg10 ? ", a.attidentity" : "")}
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from pg_class c
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inner join pg_attribute a on a.attnum > 0 and a.attrelid = c.oid
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inner join pg_type t on t.oid = a.atttypid
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left join pg_type t2 on t2.oid = t.typelem
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left join pg_description d on d.objoid = a.attrelid and d.objsubid = a.attnum
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left join pg_attrdef e on e.adrelid = a.attrelid and e.adnum = a.attnum
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inner join pg_namespace ns on ns.oid = c.relnamespace
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inner join pg_namespace ns2 on ns2.oid = t.typnamespace
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where {loc8.ToString().Replace("a.table_name", "ns.nspname || '.' || c.relname")}";
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ds = _orm.Ado.ExecuteArray(CommandType.Text, sql);
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if (ds == null) return loc1;
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foreach (object[] row in ds)
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{
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var object_id = string.Concat(row[0]);
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var column = string.Concat(row[1]);
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var type = string.Concat(row[2]);
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var max_length = int.Parse(string.Concat(row[3]));
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var sqlType = string.Concat(row[4]);
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var is_nullable = string.Concat(row[5]) == "1";
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var is_identity = string.Concat(row[6]).StartsWith(@"nextval('") && (string.Concat(row[6]).EndsWith(@"'::regclass)") || string.Concat(row[6]).EndsWith(@"')"))
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|| IsPg10 && new[] { "a", "d" }.Contains(string.Concat(row[12])); //pg10 GENERATED { BY DEFAULT | AWAYS } AS IDENTITY
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var comment = string.Concat(row[7]);
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var defaultValue = string.Concat(row[6]);
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int attndims = int.Parse(string.Concat(row[8]));
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string typtype = string.Concat(row[9]);
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string owner = string.Concat(row[10]);
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int attnum = int.Parse(string.Concat(row[11]));
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switch (sqlType.ToLower())
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{
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case "bool": case "name": case "bit": case "varbit": case "bpchar": case "varchar": case "bytea": case "text": case "uuid": break;
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default: max_length *= 8; break;
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}
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if (max_length <= 0) max_length = -1;
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if (type.StartsWith("_"))
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{
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type = type.Substring(1);
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if (attndims == 0) attndims++;
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}
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if (sqlType.StartsWith("_")) sqlType = sqlType.Substring(1);
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if (max_length > 0)
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{
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switch (sqlType.ToLower())
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{
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//case "numeric": sqlType += $"({max_length})"; break;
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case "bpchar": case "varchar": case "bytea": case "bit": case "varbit": sqlType += $"({max_length})"; break;
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}
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}
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if (attndims > 0) type += "[]";
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loc3[object_id].Add(column, new DbColumnInfo
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{
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Name = column,
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MaxLength = max_length,
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IsIdentity = is_identity,
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IsNullable = is_nullable,
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IsPrimary = false,
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DbTypeText = type,
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DbTypeTextFull = sqlType,
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Table = loc2[object_id],
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Comment = comment,
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DefaultValue = defaultValue,
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Position = attnum
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});
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loc3[object_id][column].DbType = this.GetDbType(loc3[object_id][column]);
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loc3[object_id][column].CsType = this.GetCsTypeInfo(loc3[object_id][column]);
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}
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sql = $@"
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select
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ns.nspname || '.' || d.relname as table_id,
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c.attname,
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b.relname as index_id,
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case when a.indisunique then 1 else 0 end IsUnique,
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case when a.indisprimary then 1 else 0 end IsPrimary,
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case when a.indisclustered then 0 else 1 end IsClustered,
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{(is96 ? "case when pg_index_column_has_property(b.oid, c.attnum, 'desc') = 't' then 1 else 0 end" : "0")} IsDesc,
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a.indkey::text,
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c.attnum
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from pg_index a
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inner join pg_class b on b.oid = a.indexrelid
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inner join pg_attribute c on c.attnum > 0 and c.attrelid = b.oid
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inner join pg_namespace ns on ns.oid = b.relnamespace
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inner join pg_class d on d.oid = a.indrelid
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where {loc8.ToString().Replace("a.table_name", "ns.nspname || '.' || d.relname")}
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";
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ds = _orm.Ado.ExecuteArray(CommandType.Text, sql);
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if (ds == null) return loc1;
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var indexColumns = new Dictionary<string, Dictionary<string, DbIndexInfo>>();
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var uniqueColumns = new Dictionary<string, Dictionary<string, DbIndexInfo>>();
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foreach (object[] row in ds)
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{
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var object_id = string.Concat(row[0]);
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var column = string.Concat(row[1]);
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|
var index_id = string.Concat(row[2]);
|
|
var is_unique = string.Concat(row[3]) == "1";
|
|
var is_primary_key = string.Concat(row[4]) == "1";
|
|
var is_clustered = string.Concat(row[5]) == "1";
|
|
var is_desc = string.Concat(row[6]) == "1";
|
|
var inkey = string.Concat(row[7]).Split(' ');
|
|
var attnum = int.Parse(string.Concat(row[8]));
|
|
attnum = int.Parse(inkey[attnum - 1]);
|
|
//foreach (string tc in loc3[object_id].Keys)
|
|
//{
|
|
// if (loc3[object_id][tc].DbTypeText.EndsWith("[]"))
|
|
// {
|
|
// column = tc;
|
|
// break;
|
|
// }
|
|
//}
|
|
if (loc3.ContainsKey(object_id) == false || loc3[object_id].ContainsKey(column) == false) continue;
|
|
var loc9 = loc3[object_id][column];
|
|
if (loc9.IsPrimary == false && is_primary_key) loc9.IsPrimary = is_primary_key;
|
|
|
|
Dictionary<string, DbIndexInfo> loc10 = null;
|
|
DbIndexInfo loc11 = null;
|
|
if (!indexColumns.TryGetValue(object_id, out loc10))
|
|
indexColumns.Add(object_id, loc10 = new Dictionary<string, DbIndexInfo>());
|
|
if (!loc10.TryGetValue(index_id, out loc11))
|
|
loc10.Add(index_id, loc11 = new DbIndexInfo());
|
|
loc11.Columns.Add(new DbIndexColumnInfo { Column = loc9, IsDesc = is_desc });
|
|
if (is_unique && !is_primary_key)
|
|
{
|
|
if (!uniqueColumns.TryGetValue(object_id, out loc10))
|
|
uniqueColumns.Add(object_id, loc10 = new Dictionary<string, DbIndexInfo>());
|
|
if (!loc10.TryGetValue(index_id, out loc11))
|
|
loc10.Add(index_id, loc11 = new DbIndexInfo());
|
|
loc11.Columns.Add(new DbIndexColumnInfo { Column = loc9, IsDesc = is_desc });
|
|
}
|
|
}
|
|
foreach (var object_id in indexColumns.Keys)
|
|
{
|
|
foreach (var column in indexColumns[object_id])
|
|
loc2[object_id].IndexesDict.Add(column.Key, column.Value);
|
|
}
|
|
foreach (var object_id in uniqueColumns.Keys)
|
|
{
|
|
foreach (var column in uniqueColumns[object_id])
|
|
{
|
|
column.Value.Columns.Sort((c1, c2) => c1.Column.Name.CompareTo(c2.Column.Name));
|
|
loc2[object_id].UniquesDict.Add(column.Key, column.Value);
|
|
}
|
|
}
|
|
|
|
if (tbname == null)
|
|
{
|
|
sql = $@"
|
|
select
|
|
ns.nspname || '.' || b.relname as table_id,
|
|
array(select attname from pg_attribute where attrelid = a.conrelid and attnum = any(a.conkey)) as column_name,
|
|
a.conname as FKId,
|
|
ns2.nspname || '.' || c.relname as ref_table_id,
|
|
1 as IsForeignKey,
|
|
array(select attname from pg_attribute where attrelid = a.confrelid and attnum = any(a.confkey)) as ref_column,
|
|
null ref_sln,
|
|
null ref_table
|
|
from pg_constraint a
|
|
inner join pg_class b on b.oid = a.conrelid
|
|
inner join pg_class c on c.oid = a.confrelid
|
|
inner join pg_namespace ns on ns.oid = b.relnamespace
|
|
inner join pg_namespace ns2 on ns2.oid = c.relnamespace
|
|
where {loc8.ToString().Replace("a.table_name", "ns.nspname || '.' || b.relname")}
|
|
";
|
|
ds = _orm.Ado.ExecuteArray(CommandType.Text, sql);
|
|
if (ds == null) return loc1;
|
|
|
|
var fkColumns = new Dictionary<string, Dictionary<string, DbForeignInfo>>();
|
|
foreach (object[] row in ds)
|
|
{
|
|
var table_id = string.Concat(row[0]);
|
|
var column = row[1] as string[];
|
|
var fk_id = string.Concat(row[2]);
|
|
var ref_table_id = string.Concat(row[3]);
|
|
var is_foreign_key = string.Concat(row[4]) == "1";
|
|
var referenced_column = row[5] as string[];
|
|
var referenced_db = string.Concat(row[6]);
|
|
var referenced_table = string.Concat(row[7]);
|
|
|
|
if (loc2.ContainsKey(ref_table_id) == false) continue;
|
|
|
|
Dictionary<string, DbForeignInfo> loc12 = null;
|
|
DbForeignInfo loc13 = null;
|
|
if (!fkColumns.TryGetValue(table_id, out loc12))
|
|
fkColumns.Add(table_id, loc12 = new Dictionary<string, DbForeignInfo>());
|
|
if (!loc12.TryGetValue(fk_id, out loc13))
|
|
loc12.Add(fk_id, loc13 = new DbForeignInfo { Table = loc2[table_id], ReferencedTable = loc2[ref_table_id] });
|
|
|
|
for (int a = 0; a < column.Length; a++)
|
|
{
|
|
loc13.Columns.Add(loc3[table_id][column[a]]);
|
|
loc13.ReferencedColumns.Add(loc3[ref_table_id][referenced_column[a]]);
|
|
}
|
|
}
|
|
foreach (var table_id in fkColumns.Keys)
|
|
foreach (var fk in fkColumns[table_id])
|
|
loc2[table_id].ForeignsDict.Add(fk.Key, fk.Value);
|
|
}
|
|
|
|
foreach (var table_id in loc3.Keys)
|
|
{
|
|
foreach (var loc5 in loc3[table_id].Values)
|
|
{
|
|
loc2[table_id].Columns.Add(loc5);
|
|
if (loc5.IsIdentity) loc2[table_id].Identitys.Add(loc5);
|
|
if (loc5.IsPrimary) loc2[table_id].Primarys.Add(loc5);
|
|
}
|
|
}
|
|
foreach (var loc4 in loc2.Values)
|
|
{
|
|
//if (loc4.Primarys.Count == 0 && loc4.UniquesDict.Count > 0)
|
|
//{
|
|
// foreach (var loc5 in loc4.UniquesDict.First().Value.Columns)
|
|
// {
|
|
// loc5.Column.IsPrimary = true;
|
|
// loc4.Primarys.Add(loc5.Column);
|
|
// }
|
|
//}
|
|
loc4.Primarys.Sort((c1, c2) => c1.Name.CompareTo(c2.Name));
|
|
loc4.Columns.Sort((c1, c2) =>
|
|
{
|
|
int compare = c2.IsPrimary.CompareTo(c1.IsPrimary);
|
|
if (compare == 0)
|
|
{
|
|
bool b1 = loc4.ForeignsDict.Values.Where(fk => fk.Columns.Where(c3 => c3.Name == c1.Name).Any()).Any();
|
|
bool b2 = loc4.ForeignsDict.Values.Where(fk => fk.Columns.Where(c3 => c3.Name == c2.Name).Any()).Any();
|
|
compare = b2.CompareTo(b1);
|
|
}
|
|
if (compare == 0) compare = c1.Name.CompareTo(c2.Name);
|
|
return compare;
|
|
});
|
|
loc1.Add(loc4);
|
|
}
|
|
loc1.Sort((t1, t2) =>
|
|
{
|
|
var ret = t1.Schema.CompareTo(t2.Schema);
|
|
if (ret == 0) ret = t1.Name.CompareTo(t2.Name);
|
|
return ret;
|
|
});
|
|
|
|
loc2.Clear();
|
|
loc3.Clear();
|
|
tables.AddRange(loc1);
|
|
}
|
|
return tables;
|
|
}
|
|
|
|
public class GetEnumsByDatabaseQueryInfo
|
|
{
|
|
public string name { get; set; }
|
|
public string label { get; set; }
|
|
}
|
|
public List<DbEnumInfo> GetEnumsByDatabase(params string[] database)
|
|
{
|
|
if (database == null || database.Length == 0) return new List<DbEnumInfo>();
|
|
var drs = _orm.Ado.Query<GetEnumsByDatabaseQueryInfo>(CommandType.Text, _commonUtils.FormatSql(@"
|
|
select
|
|
ns.nspname || '.' || a.typname AS name,
|
|
b.enumlabel AS label
|
|
from pg_type a
|
|
inner join pg_enum b on b.enumtypid = a.oid
|
|
inner join pg_namespace ns on ns.oid = a.typnamespace
|
|
where a.typtype = 'e' and ns.nspname in (SELECT ""schema_name"" FROM information_schema.schemata where catalog_name in {0})", database));
|
|
var ret = new Dictionary<string, Dictionary<string, string>>();
|
|
foreach (var dr in drs)
|
|
{
|
|
if (ret.TryGetValue(dr.name, out var labels) == false) ret.Add(dr.name, labels = new Dictionary<string, string>());
|
|
var key = dr.label;
|
|
if (Regex.IsMatch(key, @"^[\u0391-\uFFE5a-zA-Z_\$][\u0391-\uFFE5a-zA-Z_\$\d]*$") == false)
|
|
key = $"Unkown{ret[dr.name].Count + 1}";
|
|
if (labels.ContainsKey(key) == false) labels.Add(key, dr.label);
|
|
}
|
|
return ret.Select(a => new DbEnumInfo { Name = a.Key, Labels = a.Value }).ToList();
|
|
}
|
|
|
|
public static NativeTuple<bool, int, int> ParsePgVersion(string versionString, int v1, int v2)
|
|
{
|
|
int[] version = new int[] { 0, 0 };
|
|
var vmatch = Regex.Match(versionString, @"(\d+)\.(\d+)");
|
|
if (vmatch.Success)
|
|
{
|
|
version[0] = int.Parse(vmatch.Groups[1].Value);
|
|
version[1] = int.Parse(vmatch.Groups[2].Value);
|
|
}
|
|
else
|
|
{
|
|
vmatch = Regex.Match(versionString, @"(\d+)");
|
|
version[0] = int.Parse(vmatch.Groups[1].Value);
|
|
}
|
|
if (version[0] > v1) return NativeTuple.Create(true, version[0], version[1]);
|
|
if (version[0] == v1 && version[1] >= v2) return NativeTuple.Create(true, version[0], version[1]);
|
|
return NativeTuple.Create(false, version[0], version[1]);
|
|
}
|
|
}
|
|
} |