groovy script for upgrading neo4j datastores
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| // hackish script for upgrading a neo4j datastore | |
| // uncomment one of Grab annotations below to match the desired target version of neo4j | |
| def cli = new CliBuilder(usage: 'upgrade_neo4j.groovy -[h] [graphdb-directory]', | |
| header: ''' | |
| upgrades a Neo4j database to any desired versions. Notes: | |
| * take backup before running this | |
| * upgrades must be done step-by-step, e.g. 1.5 -> 1.6, 1.6 -> 1.7 | |
| * to specify the upgrade for a step, enable the @Grab line in the script | |
| Options:''') | |
| // Create the list of options. | |
| cli.with { | |
| h longOpt: 'help', 'Show usage information' | |
| //c longOpt: 'format-custom', args: 1, argName: 'format', 'Format date with custom format defined by "format"' | |
| //f longOpt: 'format-full', 'Use DateFormat#FULL format' | |
| //l longOpt: 'format-long', 'Use DateFormat#LONG format' | |
| //m longOpt: 'format-medium', 'Use DateFormat#MEDIUM format (default)' | |
| //s longOpt: 'format-short', 'Use DateFormat#SHORT format' | |
| } | |
| def options = cli.parse(args) | |
| def extraArguments = options.arguments() | |
| if (!options || options.h || extraArguments.size()!=1) { | |
| cli.usage() | |
| return | |
| } | |
| def dataStore = extraArguments[0] | |
| // up to 1.3 Neo4j artifacts are not found in the central maven repos, so adding the Neo4j repo here | |
| @GrabResolver(name='neo4j', root='http://m2.neo4j.org/content/repositories/releases/') | |
| //@Grab(group='org.neo4j', module='neo4j-apoc', version='1.1') | |
| //@Grab(group='org.neo4j', module='neo4j-kernel', version='1.2-1.2') | |
| //@Grab(group='org.neo4j', module='neo4j-community', version='1.3') | |
| //@Grab(group='org.neo4j', module='neo4j-community', version='1.4.2') | |
| //@Grab(group='org.neo4j', module='neo4j-community', version='1.5.3') | |
| //@Grab(group='org.neo4j', module='neo4j-community', version='1.6.3') | |
| //@Grab(group='org.neo4j', module='neo4j-community', version='1.7.2') | |
| //@Grab(group='org.neo4j', module='neo4j-community', version='1.8.3') | |
| //@Grab(group='org.neo4j', module='neo4j-community', version='1.9.8') | |
| //@Grab(group='org.neo4j', module='neo4j-community', version='2.0.4') | |
| @Grab(group='org.neo4j', module='neo4j-community', version='2.1.2') | |
| def db = new org.neo4j.kernel.EmbeddedGraphDatabase(dataStore, [allow_store_upgrade: 'true']) | |
| db.shutdown() |
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thanks, this was a big help