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extend/app_alipay/lotusphp_runtime/DB/Adapter/SqlAdapter/DbSqlAdapterPgsql.php

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+<?php
+class LtDbSqlAdapterPgsql implements LtDbSqlAdapter
+{
+	public function setCharset($charset)
+	{
+		return "SET client_encoding TO '$charset'";
+	}
+	public function setSchema($schema)
+	{
+		return "SET search_path TO $schema";
+	}
+
+	public function beginTransaction()
+	{
+		return "";
+	}
+	public function commit()
+	{
+		return "";
+	}
+	public function rollBack()
+	{
+		return "";
+	}
+
+	public function showSchemas($database)
+	{
+
+	}
+	public function showTables($schema)
+	{
+		return "SELECT case when n.nspname='public' then c.relname else n.nspname||'.'||c.relname end as relname 
+				FROM pg_class c join pg_namespace n on (c.relnamespace=n.oid)
+				WHERE c.relkind = 'r'
+					AND n.nspname NOT IN ('information_schema','pg_catalog')
+					AND n.nspname NOT LIKE 'pg_temp%'
+					AND n.nspname NOT LIKE 'pg_toast%'
+				ORDER BY relname";
+	}
+	public function showFields($table)
+	{
+		return "SELECT a.attnum, a.attname AS field, t.typname AS type, 
+				format_type(a.atttypid, a.atttypmod) AS complete_type, 
+				a.attnotnull AS isnotnull, 
+				( SELECT 't' FROM pg_index 
+				WHERE c.oid = pg_index.indrelid 
+				AND pg_index.indkey[0] = a.attnum 
+				AND pg_index.indisprimary = 't') AS pri, 
+				(SELECT pg_attrdef.adsrc FROM pg_attrdef 
+				WHERE c.oid = pg_attrdef.adrelid 
+				AND pg_attrdef.adnum=a.attnum) AS default 
+				FROM pg_attribute a, pg_class c, pg_type t 
+				WHERE c.relname = '$table' 
+				AND a.attnum > 0 
+				AND a.attrelid = c.oid 
+				AND a.atttypid = t.oid 
+				ORDER BY a.attnum";
+	}
+
+	public function limit($limit, $offset)
+	{
+		return " LIMIT $limit OFFSET $offset";
+	}
+
+	public function getSchemas($queryResult)
+	{
+		
+	}
+	public function getTables($queryResult)
+	{
+		
+	}
+	public function getFields($queryResult)
+	{
+		
+	}
+	public function detectQueryType($sql)
+	{
+		
+	}
+}