e68df216c8
git-svn-id: http://talendforge.org/svn/tos/trunk@73207 f6f1c999-d317-4740-80b0-e6d1abc6f99e
62 lines
2.1 KiB
Plaintext
62 lines
2.1 KiB
Plaintext
-- This pattern generated a merge statement for Oracle database or equivalent of a merge in other dbs
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--(c) 2008 Talend Inc.
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<%
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EXTRACT(__MERGE_ON__);
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EXTRACT(__UPDATE_MAPPING__);
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EXTRACT(__ADDITIONAL_UPDATE_COLUMNS__);
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EXTRACT(__INSERT_MAPPING__);
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EXTRACT(__ADDITIONAL_INSERT_COLUMNS__);
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String dbType = "__DBTYPE__";
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boolean hasUpdateClause = __USE_UPDATE__;
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boolean hasAddtionalUpdateColumns = __SPECIFY_ADDITIONAL_UPDATE_COLUMNS__;
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boolean hasUpdateWhereClause = __SPECIFY_UPDATE_WHERE_CLAUSE__;
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boolean uFlag = false;
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String mergeOnStrUpdate = "";
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for(int i=0; i < __MERGE_ON_SRC_COLUMN__.length; i++){
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if (uFlag) {
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mergeOnStrUpdate += " AND ";
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} else {
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uFlag = true;
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}
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mergeOnStrUpdate += (__TARGET_TABLE__ + "." + __MERGE_ON_TRG_COLUMN__[i] + " = " + __SOURCE_TABLE__ + "." + __MERGE_ON_SRC_COLUMN__[i]);
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}
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String updateStr = "";
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String updateWhereStr = "";
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uFlag = false;
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if (hasUpdateClause) {
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for(int i=0; i < __UPDATE_MAPPING_SRC_COLUMN__.length; i++) {
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if (uFlag) {
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updateStr += ",";
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} else {
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uFlag = true;
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}
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updateStr += (__TARGET_TABLE__ + "." + __UPDATE_MAPPING_TRG_COLUMN__[i] + " = " + __SOURCE_TABLE__ + "." + __UPDATE_MAPPING_SRC_COLUMN__[i]);
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}
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if (hasAddtionalUpdateColumns) {
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for(int i=0; i < __ADDITIONAL_UPDATE_COLUMNS_TRG_COLUMN_VALUE__.length; i++) {
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if (uFlag) {
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updateStr += ",";
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} else {
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uFlag = true;
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}
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updateStr += (__TARGET_TABLE__ + "." + __ADDITIONAL_UPDATE_COLUMNS_TRG_COLUMN_NAME__[i] + " = " + __ADDITIONAL_UPDATE_COLUMNS_TRG_COLUMN_VALUE__[i]);
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}
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}
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if (hasUpdateWhereClause) {
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updateWhereStr = " " + __UPDATE_WHERE_CLAUSE__ + " ";
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}
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}
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String mergeStringUpdate = "";
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if (hasUpdateClause) {
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mergeStringUpdate = "UPDATE " + __TARGET_TABLE__ + ", " + __SOURCE_TABLE__ +
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" SET " + updateStr + " WHERE (" + mergeOnStrUpdate + ")" + (hasUpdateWhereClause ? (" AND (" + updateWhereStr + ")") : "") + ";";
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} else {
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mergeStringUpdate = "DELETE FROM " + __TARGET_TABLE__ + " WHERE 1=0";
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}
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%>
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<%=mergeStringUpdate%>; |