Add E-R model and SQL bootstrap scripts

4 files changed, 40 insertions, 0 deletions

diff --git a/res/sql/functions/orcl_current_datetime.sql b/res/sql/functions/orcl_current_datetime.sql
new file mode 100644
index 0000000..bf454d8
--- /dev/null
+++ b/res/sql/functions/orcl_current_datetime.sql
@@ -0,0 +1,10 @@
+CREATE OR REPLACE FUNCTION current_datetime
+  RETURN TIMESTAMP WITH TIME ZONE
+AS
+  BEGIN
+
+--RETURN TO_TIMESTAMP_TZ('2014-01-01', 'YYYY-MM-DD');
+    RETURN CURRENT_TIMESTAMP;
+
+  END;
+/
diff --git a/res/sql/functions/orcl_gen_uuid.sql b/res/sql/functions/orcl_gen_uuid.sql
new file mode 100644
index 0000000..466fe65
--- /dev/null
+++ b/res/sql/functions/orcl_gen_uuid.sql
@@ -0,0 +1,11 @@
+CREATE OR REPLACE FUNCTION gen_uuid
+  RETURN VARCHAR
+AS
+  BEGIN
+
+    RETURN regexp_replace(rawtohex(sys_guid())
+    , '([A-F0-9]{8})([A-F0-9]{4})([A-F0-9]{4})([A-F0-9]{4})([A-F0-9]{12})'
+    , '\1-\2-\3-\4-\5');
+
+  END;
+/
diff --git a/res/sql/functions/pg_current_datetime.sql b/res/sql/functions/pg_current_datetime.sql
new file mode 100644
index 0000000..75b1b96
--- /dev/null
+++ b/res/sql/functions/pg_current_datetime.sql
@@ -0,0 +1,10 @@
+CREATE OR REPLACE FUNCTION current_datetime()
+  RETURNS TIMESTAMP WITH TIME ZONE
+AS '
+BEGIN
+
+--RETURN to_timestamp(''2014-01-01'', ''YYYY-MM-DD'');
+  RETURN now();
+
+END;
+' LANGUAGE plpgsql;
diff --git a/res/sql/functions/pg_gen_uuid.sql b/res/sql/functions/pg_gen_uuid.sql
new file mode 100644
index 0000000..c592385
--- /dev/null
+++ b/res/sql/functions/pg_gen_uuid.sql
@@ -0,0 +1,9 @@
+CREATE OR REPLACE FUNCTION gen_uuid()
+  RETURNS VARCHAR
+AS '
+BEGIN
+
+  RETURN upper(cast(uuid_generate_v4() AS VARCHAR));
+
+END;
+' LANGUAGE plpgsql;