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PostgreSQL - Generar Funciones 3

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Generar Funciones 3

Publicado por outrera (35 intervenciones) el 01/04/2014 15:41:18
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--
-- TOC entry 512 (class 1255 OID 26072)
-- Name: psp_obtener_encabezado(); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_obtener_encabezado() RETURNS character varying
    LANGUAGE plpgsql
    AS $$DECLARE
	oFunctionBody character varying;
BEGIN
 
	oFunctionBody :='';
 
	oFunctionBody := oFunctionBody || ' RETURNS refcursor AS  ' || CHR(36) || CHR(36) ;
 
	--Declaraciones de Variables
	oFunctionBody := oFunctionBody || ' DECLARE ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' registro_error  refcursor;       ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' v_usuario 	character(30); ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' v_clase   	character(2);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' v_error   	character(3);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' v_mensaje     	TEXT;          ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' v_contexto 	TEXT;          ' || CHR(13) || CHR(10) ;
 
	--Comienzo del Begin
	oFunctionBody := oFunctionBody || '  BEGIN ' || CHR(13) || CHR(10)  ;
 
	-- Inicializar cursor
	oFunctionBody := oFunctionBody || CHR(9) || ' registro_error:=' || CHR(39) || 're' || CHR(39) || ';' || CHR(13) || CHR(10) ;
 
 
	return oFunctionBody;
 
END;$$;
 
 
ALTER FUNCTION utils.psp_obtener_encabezado() OWNER TO postgres;
 
--
-- TOC entry 514 (class 1255 OID 26074)
-- Name: psp_obtener_encabezado2(); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_obtener_encabezado2() RETURNS character varying
    LANGUAGE plpgsql
    AS $$DECLARE
	oFunctionBody character varying;
BEGIN
 
	oFunctionBody :='';
 
	oFunctionBody := oFunctionBody || ' RETURNS SETOF refcursor AS  ' || CHR(36) || CHR(36) ;
 
	--Declaraciones de Variables
	oFunctionBody := oFunctionBody || ' DECLARE ' || CHR(13) || CHR(10) ;
 
	oFunctionBody := oFunctionBody || CHR(9) || ' registro_salida refcursor;       ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' registro_error  refcursor;       ' || CHR(13) || CHR(10) ;
 
	oFunctionBody := oFunctionBody || CHR(9) || ' v_usuario 	character(30); ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' v_clase   	character(2);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' v_error   	character(3);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' v_mensaje     	TEXT;          ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' v_contexto 	TEXT;          ' || CHR(13) || CHR(10) ;
 
	--Comienzo del Begin
	oFunctionBody := oFunctionBody || '  BEGIN ' || CHR(13) || CHR(10)  ;
 
	-- Inicializar cursor
	oFunctionBody := oFunctionBody || CHR(9) || ' registro_error:=' || CHR(39) || 're' || CHR(39) || ';' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' registro_salida:=' || CHR(39) || 'rs' || CHR(39) || ';' || CHR(13) || CHR(10) ;
 
	--Comando cusor y select
	oFunctionBody := oFunctionBody || CHR(9) || ' OPEN registro_salida FOR ' || CHR(13) || CHR(10) ;
 
 
	return oFunctionBody;
 
END;$$;
 
 
ALTER FUNCTION utils.psp_obtener_encabezado2() OWNER TO postgres;
 
--
-- TOC entry 562 (class 1255 OID 25530)
-- Name: psp_obtener_nombre_pk(character varying, character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_obtener_nombre_pk(p_schemaname character varying, p_tablename character varying) RETURNS character varying
    LANGUAGE plpgsql
    AS $$
DECLARE
	oPkDef REFCURSOR ;
	oRecord record;
 
	v_ConstraintName character varying;
 
BEGIN
	v_ConstraintName:='';
 
	SELECT constraint_name
	FROM information_schema.table_constraints
	WHERE table_schema = p_schemaName AND table_name = p_tableName AND constraint_type='PRIMARY KEY'
	INTO v_ConstraintName ;
 
	IF NOT FOUND THEN
		RAISE EXCEPTION 'No posee campos claves ';
		RETURN NULL;
	END IF;
 
 
 
	RETURN v_ConstraintName;
 
END;
$$;
 
 
ALTER FUNCTION utils.psp_obtener_nombre_pk(p_schemaname character varying, p_tablename character varying) OWNER TO postgres;
 
--
-- TOC entry 515 (class 1255 OID 26075)
-- Name: psp_obtener_pies(); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_obtener_pies() RETURNS character varying
    LANGUAGE plpgsql
    AS $$DECLARE
	oFunctionBody character varying;
BEGIN
 
	oFunctionBody :='';
 
	oFunctionBody := oFunctionBody || CHR(9) || ' --  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' IF NOT FOUND THEN  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	OPEN  registro_error FOR  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	      SELECT o_error_codigo,o_error_mensaje  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	      FROM acceso.psp_busca_mensaje(' || chr(39) || 'DB0002' || chr(39) || ',p_id_idioma);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	RETURN registro_error;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || '  END IF;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' --  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' OPEN  registro_error FOR   ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	    SELECT o_error_codigo,o_error_mensaje  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	    FROM acceso.psp_busca_mensaje(' || chr(39) || '00000'|| chr(39) || ',p_id_idioma);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' RETURN  registro_error;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' --  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' EXCEPTION   ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	  WHEN others THEN   ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		GET STACKED DIAGNOSTICS	 ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		v_contexto	= PG_EXCEPTION_CONTEXT;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		v_usuario	= current_user;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		v_clase		= substring(SQLSTATE from 1 for 2);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		v_error		= substring(SQLSTATE from 3 for 3);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		v_mensaje	= SQLERRM;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' -- ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		OPEN  registro_error FOR  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		      SELECT o_error_codigo,o_error_mensaje  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		      FROM acceso.psp_busca_mensaje(SQLSTATE,p_id_idioma);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' --RAISE NOTICE ' || chr(39) || 'Error en postgres %' || chr(39) || ', SQLERRM;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' --  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		      perform public.psp_bitacora_bd(v_usuario, v_clase, v_error, v_contexto, v_mensaje);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' --  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' RETURN registro_error;  ' || CHR(13) || CHR(10) ;
 
	oFunctionBody := oFunctionBody || ' END; ' || CHR(36)||CHR(36) ||' LANGUAGE PLPGSQL ' ;
 
 
	return oFunctionBody;
 
END;$$;
 
 
ALTER FUNCTION utils.psp_obtener_pies() OWNER TO postgres;
 
--
-- TOC entry 526 (class 1255 OID 26076)
-- Name: psp_obtener_pies2(); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_obtener_pies2() RETURNS character varying
    LANGUAGE plpgsql
    AS $$DECLARE
	oFunctionBody character varying;
BEGIN
 
	oFunctionBody :='';
 
	oFunctionBody := oFunctionBody || CHR(9) || ' MOVE FIRST IN registro_salida; ' || CHR(13) || CHR(10) ;
 
	oFunctionBody := oFunctionBody || CHR(9) || ' --  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' IF NOT FOUND THEN  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	OPEN  registro_error FOR  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	      SELECT o_error_codigo,o_error_mensaje  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	      FROM acceso.psp_busca_mensaje(' || chr(39) || 'DB0004' || chr(39) || ',p_id_idioma);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || '  END IF;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' --  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' OPEN  registro_error FOR   ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	    SELECT o_error_codigo,o_error_mensaje  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	    FROM acceso.psp_busca_mensaje(' || chr(39) || '00000'|| chr(39) || ',p_id_idioma);  ' || CHR(13) || CHR(10) ;
 
	oFunctionBody := oFunctionBody || CHR(9) || ' --  ' || CHR(13) || CHR(10) ;
 
 
	oFunctionBody := oFunctionBody || CHR(9) || ' MOVE BACKWARD ALL IN registro_salida; ' || CHR(13) || CHR(10) ;
 
	oFunctionBody := oFunctionBody || CHR(9) || ' RETURN NEXT registro_salida;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' RETURN NEXT registro_error;  ' || CHR(13) || CHR(10) ;
 
	oFunctionBody := oFunctionBody || CHR(9) || ' RETURN;  ' || CHR(13) || CHR(10) ;
 
 
	oFunctionBody := oFunctionBody || CHR(9) || ' --  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' EXCEPTION   ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 	  WHEN others THEN   ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		GET STACKED DIAGNOSTICS	 ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		v_contexto	= PG_EXCEPTION_CONTEXT;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		v_usuario	= current_user;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		v_clase		= substring(SQLSTATE from 1 for 2);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		v_error		= substring(SQLSTATE from 3 for 3);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		v_mensaje	= SQLERRM;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' -- ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		OPEN  registro_error FOR  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		      SELECT o_error_codigo,o_error_mensaje  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		      FROM acceso.psp_busca_mensaje(SQLSTATE,p_id_idioma);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' --RAISE NOTICE ' || chr(39) || 'Error en postgres %' || chr(39) || ', SQLERRM;  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' --  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' 		      perform public.psp_bitacora_bd(v_usuario, v_clase, v_error, v_contexto, v_mensaje);  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' --  ' || CHR(13) || CHR(10) ;
	oFunctionBody := oFunctionBody || CHR(9) || ' RETURN NEXT registro_error;  ' || CHR(13) || CHR(10) ;
 
	oFunctionBody := oFunctionBody || ' END; ' || CHR(36)||CHR(36) ||' LANGUAGE PLPGSQL ' ;
 
 
	return oFunctionBody;
 
END;$$;
 
 
ALTER FUNCTION utils.psp_obtener_pies2() OWNER TO postgres;
 
--
-- TOC entry 607 (class 1255 OID 24835)
-- Name: psp_obtener_pk(character varying, character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_obtener_pk(p_schemaname character varying, p_tablename character varying) RETURNS character varying
    LANGUAGE plpgsql
    AS $$
DECLARE
       v_keyColumnName varchar  ;
       v_ConstraintName varchar ;
BEGIN
     SELECT constraint_name
     FROM information_schema.table_constraints
     WHERE table_schema = p_schemaName AND table_name = p_tableName AND constraint_type='PRIMARY KEY'
     INTO v_ConstraintName ;
     /**

     * At this point we have the constraint name and we will look for the column that maps to the primary key contraint name

     */
     IF NOT FOUND THEN
        RAISE EXCEPTION 'Missing Primary Key for selected schema/table '; --||p_schemaName||'.'||p_tableName) ;
     ELSE
          SELECT column_name
          FROM information_schema.constraint_column_usage
          WHERE table_schema = p_schemaName AND table_name = p_tableName AND constraint_name = v_ConstraintName
          INTO v_keyColumnName ;
     END IF ;
 
     RETURN v_keyColumnName ;
END ;
$$;
 
 
ALTER FUNCTION utils.psp_obtener_pk(p_schemaname character varying, p_tablename character varying) OWNER TO postgres;
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