38 lines
1.7 KiB
R
38 lines
1.7 KiB
R
# Copyright 2019 Observational Health Data Sciences and Informatics
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#
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# This file is part of DDLGeneratr
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#' Write DDL script
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#'
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#' @param targetdialect The dialect of the target database. Choices are "oracle", "postgresql", "pdw", "redshift", "impala", "netezza", "bigquery", "sql server"
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#' @param cdmVersion The version of the CDM for which you are creating the DDL. e.g. 5.3.1
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#' @param cdmDatabaseSchema The schema of the CDM instance where the DDL will be run. For example, this would be "ohdsi.dbo" when testing on sql server.
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#' Defaults to "@cdmDatabaseSchema"
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#'
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#' @export
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writeDDL <- function(targetdialect, cdmVersion, cdmDatabaseSchema = "@cdmDatabaseSchema") {
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outputpath <- file.path("ddl", cdmVersion, targetdialect)
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dir.create(outputpath, showWarnings = FALSE, recursive = TRUE)
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sql <- createDdlFromFile(cdmVersion)
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sql <- SqlRender::render(sql = sql, cdmDatabaseSchema = cdmDatabaseSchema)
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sql <- SqlRender::translate(sql, targetDialect = targetdialect)
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filename <- paste("OMOPCDM", targetdialect, cdmVersion, "ddl.sql", sep = " ")
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SqlRender::writeSql(sql = sql,
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targetFile = file.path(outputpath, filename)
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)
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}
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