M2_SETI/A1/TP/axtls-code/www/lua/prepara_sql2.lua

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2022-11-28 11:40:47 +01:00
#!/usr/local/bin/lua
MAX_ROWS = arg[1] or 10
require"postgres"
local env = assert (luasql.postgres ())
local conn = assert (env:connect ("luasql-test", "tomas"))
-- Apaga restos de outros testes.
conn:execute "drop table t2"
conn:execute "drop table t1"
-- Criando as tabelas.
assert (conn:execute [[create table t1 (
a int,
b int
)]])
assert (conn:execute [[create table t2 (
c int,
d int
)]])
-- Preenchedo as tabelas.
for i = 1, MAX_ROWS do
local ii = 2*i
assert (conn:execute (string.format ([[
insert into t1 values (%d, %d);
insert into t2 values (%d, %d);]],
ii, i, ii, i)))
end