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6e1bd2838e
closes #6972, #6574 - run each database version as top level transaction - run migrations in correct order
27 lines
882 B
JavaScript
27 lines
882 B
JavaScript
var Promise = require('bluebird'),
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commands = require('../../schema').commands,
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table = 'clients',
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column = 'secret',
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message = 'Dropping unique on: ' + table + '.' + column;
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module.exports = function dropUniqueOnClientsSecret(options, logger) {
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var transaction = options.transacting;
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return transaction.schema.hasTable(table)
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.then(function (exists) {
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if (!exists) {
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return Promise.reject(new Error('Table does not exist!'));
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}
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return commands.getIndexes(table, transaction);
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})
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.then(function (indexes) {
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if (indexes.indexOf(table + '_' + column + '_unique') > -1) {
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logger.info(message);
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return commands.dropUnique(table, column, transaction);
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} else {
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logger.warn(message);
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}
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});
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};
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