60 lines
1.4 KiB
Lua
60 lines
1.4 KiB
Lua
-- $NetBSD: sqlite.lua,v 1.4 2017/05/10 07:37:33 mbalmer Exp $
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local sqlite = require 'sqlite'
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print(sqlite._VERSION .. ' - ' .. sqlite._DESCRIPTION)
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print(sqlite._COPYRIGHT)
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print()
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print('initialize sqlite')
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sqlite.initialize()
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print('this is sqlite ' .. sqlite.libversion() .. ' (' ..
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sqlite.libversion_number() .. ')')
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print('sourceid ' .. sqlite.sourceid())
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db, state = sqlite.open('/tmp/db.sqlite', sqlite.OPEN_READWRITE |
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sqlite.OPEN_CREATE)
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if state ~= sqlite.OK then
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print('db open failed')
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else
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err = db:exec('create table test (name varchar(32))')
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if err ~= sqlite.OK then
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print('table creation failed')
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print('error code ' .. db:errcode() .. ' msg ' .. db:errmsg())
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end
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db:exec("insert into test values('Balmer')")
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print('last command changed ' .. db:changes() .. ' rows')
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stmt = db:prepare("insert into test values(:name)")
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print('statement has ' .. stmt:bind_parameter_count() .. ' parameters')
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print('param 1 name: ' .. stmt:bind_parameter_name(1))
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print('param name is at index ' .. stmt:bind_parameter_index(':name'))
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stmt:bind(1, 'Hardmeier')
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stmt:step()
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stmt:reset()
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stmt:bind(1, 'Keller')
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stmt:step()
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stmt:finalize()
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s2 = db:prepare('select name from test')
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while s2:step() == sqlite.ROW do
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print('name = ' .. s2:column(1))
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end
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s2:finalize()
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stmt = db:prepare('drop table test')
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stmt:step()
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stmt:finalize()
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db:close()
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end
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print('shutdown sqlite')
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sqlite.shutdown()
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