fix: add missing test column definitions

Author: olavloite

src/main/resources/com/google/cloud/spanner/jdbc/DatabaseMetaData_GetColumns.sql

@@ -21,6 +21,7 @@ SELECT TABLE_CATALOG AS TABLE_CAT, TABLE_SCHEMA AS TABLE_SCHEM, TABLE_NAME, COLU
     WHEN SPANNER_TYPE LIKE 'BYTES%' THEN -2
     WHEN SPANNER_TYPE = 'DATE' THEN 91
     WHEN SPANNER_TYPE = 'FLOAT64' THEN 8
+    WHEN SPANNER_TYPE = 'FLOAT32' THEN 7
     WHEN SPANNER_TYPE = 'INT64' THEN -5
     WHEN SPANNER_TYPE = 'NUMERIC' THEN 2
     WHEN SPANNER_TYPE LIKE 'STRING%' THEN -9
@@ -34,6 +35,7 @@ SELECT TABLE_CATALOG AS TABLE_CAT, TABLE_SCHEMA AS TABLE_SCHEM, TABLE_NAME, COLU
         WHEN SPANNER_TYPE = 'INT64' OR SPANNER_TYPE = 'ARRAY<INT64>' THEN 19
         WHEN SPANNER_TYPE = 'NUMERIC' OR SPANNER_TYPE = 'ARRAY<NUMERIC>' THEN 15
         WHEN SPANNER_TYPE = 'FLOAT64' OR SPANNER_TYPE = 'ARRAY<FLOAT64>' THEN 15
+        WHEN SPANNER_TYPE = 'FLOAT32' OR SPANNER_TYPE = 'ARRAY<FLOAT32>' THEN 15
         WHEN SPANNER_TYPE = 'BOOL' OR SPANNER_TYPE = 'ARRAY<BOOL>' THEN NULL
         WHEN SPANNER_TYPE = 'DATE' OR SPANNER_TYPE = 'ARRAY<DATE>' THEN 10
         WHEN SPANNER_TYPE = 'TIMESTAMP' OR SPANNER_TYPE = 'ARRAY<TIMESTAMP>' THEN 35
@@ -45,12 +47,14 @@ SELECT TABLE_CATALOG AS TABLE_CAT, TABLE_SCHEMA AS TABLE_SCHEM, TABLE_NAME, COLU
   0 AS BUFFER_LENGTH,
   CASE
     WHEN SPANNER_TYPE LIKE '%FLOAT64%' THEN 16
+    WHEN SPANNER_TYPE LIKE '%FLOAT32%' THEN 16
     ELSE NULL
   END AS DECIMAL_DIGITS,
   CASE
     WHEN SPANNER_TYPE LIKE '%INT64%' THEN 10
     WHEN SPANNER_TYPE LIKE '%NUMERIC%' THEN 10
     WHEN SPANNER_TYPE LIKE '%FLOAT64%' THEN 2
+    WHEN SPANNER_TYPE LIKE '%FLOAT32%' THEN 2
     ELSE NULL
   END AS NUM_PREC_RADIX,
   CASE

src/main/resources/com/google/cloud/spanner/jdbc/postgresql/DatabaseMetaData_GetColumns.sql

@@ -21,6 +21,7 @@ SELECT TABLE_CATALOG AS "TABLE_CAT", TABLE_SCHEMA AS "TABLE_SCHEM", TABLE_NAME A
            WHEN DATA_TYPE LIKE 'bytea' THEN -2
            WHEN DATA_TYPE = 'date' THEN 91
            WHEN DATA_TYPE = 'double precision' THEN 8
+           WHEN DATA_TYPE = 'single precision' THEN 7
            WHEN DATA_TYPE = 'bigint' THEN -5
            WHEN DATA_TYPE = 'numeric' THEN 2
            WHEN DATA_TYPE LIKE 'character varying' THEN -9
@@ -34,6 +35,7 @@ SELECT TABLE_CATALOG AS "TABLE_CAT", TABLE_SCHEMA AS "TABLE_SCHEM", TABLE_NAME A
            WHEN DATA_TYPE LIKE 'bytea' THEN 10485760
            WHEN DATA_TYPE = 'date' THEN 10
            WHEN DATA_TYPE = 'double precision' THEN 15
+           WHEN DATA_TYPE = 'single precision' THEN 15
            WHEN DATA_TYPE = 'bigint' THEN 19
            WHEN DATA_TYPE = 'numeric' THEN 15
            WHEN DATA_TYPE LIKE 'character varying' THEN CHARACTER_MAXIMUM_LENGTH
@@ -43,13 +45,15 @@ SELECT TABLE_CATALOG AS "TABLE_CAT", TABLE_SCHEMA AS "TABLE_SCHEM", TABLE_NAME A
        0 AS "BUFFER_LENGTH",
        CASE
            WHEN DATA_TYPE LIKE 'double precision' THEN 16
+           WHEN DATA_TYPE LIKE 'single precision' THEN 16
            WHEN DATA_TYPE LIKE 'numeric' THEN 16383
            ELSE NULL
            END AS "DECIMAL_DIGITS",
        CASE
            WHEN DATA_TYPE LIKE 'bigint' THEN 10
            WHEN DATA_TYPE LIKE 'numeric' THEN 10
            WHEN DATA_TYPE LIKE 'double precision' THEN 2
+           WHEN DATA_TYPE LIKE 'single precision' THEN 2
            ELSE NULL
            END AS "NUM_PREC_RADIX",
        CASE

src/test/java/com/google/cloud/spanner/jdbc/it/ITJdbcDatabaseMetaDataTest.java

@@ -149,6 +149,7 @@ private Column(
       Arrays.asList(
           new Column("ColInt64", Types.BIGINT, "INT64", 19, null, 10, false, null),
           new Column("ColFloat64", Types.DOUBLE, "FLOAT64", 15, 16, 2, false, null),
+          new Column("ColFloat32", Types.REAL, "FLOAT32", 15, 16, 2, false, null),
           new Column("ColBool", Types.BOOLEAN, "BOOL", null, null, null, false, null),
           new Column("ColString", Types.NVARCHAR, "STRING(100)", 100, null, null, false, 100),
           new Column(
@@ -162,6 +163,7 @@ private Column(
           new Column("ColJson", Types.NVARCHAR, "JSON", 2621440, null, null, false, 2621440),
           new Column("ColInt64Array", Types.ARRAY, "ARRAY<INT64>", 19, null, 10, true, null),
           new Column("ColFloat64Array", Types.ARRAY, "ARRAY<FLOAT64>", 15, 16, 2, true, null),
+          new Column("ColFloat32Array", Types.ARRAY, "ARRAY<FLOAT32>", 15, 16, 2, true, null),
           new Column("ColBoolArray", Types.ARRAY, "ARRAY<BOOL>", null, null, null, true, null),
           new Column(
               "ColStringArray", Types.ARRAY, "ARRAY<STRING(100)>", 100, null, null, true, 100),

src/test/java/com/google/cloud/spanner/jdbc/it/ITJdbcPgDatabaseMetaDataTest.java

@@ -148,6 +148,7 @@ private Column(
       Arrays.asList(
           new Column("colint64", Types.BIGINT, "bigint", 19, null, 10, false, null),
           new Column("colfloat64", Types.DOUBLE, "double precision", 15, 16, 2, false, null),
+          new Column("colfloat32", Types.REAL, "single precision", 15, 16, 2, false, null),
           new Column("colbool", Types.BOOLEAN, "boolean", null, null, null, false, null),
           new Column("colstring", Types.NVARCHAR, "character varying", 100, null, null, false, 100),
           new Column(